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[JitDiff X64] [EgorBo] JIT: Improve codegen around unsigned comparisons #559

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MihuBot opened this issue Jul 28, 2024 · 3 comments
Open

[JitDiff X64] [EgorBo] JIT: Improve codegen around unsigned comparisons #559

MihuBot opened this issue Jul 28, 2024 · 3 comments

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MihuBot commented Jul 28, 2024 •
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dotnet/runtime#105593

Diffs

Diffs 
Found 336 files with textual diffs.

Summary of Code Size diffs:
(Lower is better)

Total bytes of base: 39661353
Total bytes of diff: 39656811
Total bytes of delta: -4542 (-0.01 % of base)
Total relative delta: -16.40
    diff is an improvement.
    relative diff is an improvement.


Top file regressions (bytes):
          33 : System.Data.Odbc.dasm (0.01 % of base)
          16 : System.Text.RegularExpressions.dasm (0.00 % of base)
           1 : System.ComponentModel.TypeConverter.dasm (0.00 % of base)

Top file improvements (bytes):
        -945 : System.Private.CoreLib.dasm (-0.01 % of base)
        -860 : System.Private.Xml.dasm (-0.02 % of base)
        -368 : System.Text.Json.dasm (-0.03 % of base)
        -357 : System.IO.Hashing.dasm (-1.41 % of base)
        -261 : System.Formats.Asn1.dasm (-0.31 % of base)
        -227 : System.Memory.dasm (-0.08 % of base)
        -213 : System.Security.Cryptography.dasm (-0.02 % of base)
        -197 : System.Net.Security.dasm (-0.09 % of base)
        -130 : System.Data.Common.dasm (-0.01 % of base)
         -92 : System.Net.Http.dasm (-0.01 % of base)
         -90 : System.Numerics.Tensors.dasm (-0.01 % of base)
         -75 : System.Runtime.Numerics.dasm (-0.06 % of base)
         -73 : System.Runtime.Serialization.Schema.dasm (-0.13 % of base)
         -69 : System.Drawing.Primitives.dasm (-0.18 % of base)
         -63 : System.Security.Cryptography.Pkcs.dasm (-0.02 % of base)
         -57 : System.Transactions.Local.dasm (-0.04 % of base)
         -57 : System.Private.DataContractSerialization.dasm (-0.01 % of base)
         -41 : runincontext.dasm (-0.26 % of base)
         -37 : System.Resources.Writer.dasm (-0.41 % of base)
         -37 : System.Resources.Extensions.dasm (-0.08 % of base)
         -34 : System.Reflection.Metadata.dasm (-0.01 % of base)
         -32 : System.Formats.Cbor.dasm (-0.07 % of base)
         -31 : System.Text.Encodings.Web.dasm (-0.13 % of base)
         -30 : Microsoft.VisualBasic.Core.dasm (-0.01 % of base)
         -30 : System.ComponentModel.Composition.dasm (-0.01 % of base)
         -30 : System.Configuration.ConfigurationManager.dasm (-0.01 % of base)
         -29 : System.Net.Mail.dasm (-0.02 % of base)
         -23 : System.Collections.dasm (-0.01 % of base)
         -23 : System.Net.Primitives.dasm (-0.03 % of base)
         -18 : System.IO.Pipelines.dasm (-0.02 % of base)
         -18 : System.Formats.Nrbf.dasm (-0.04 % of base)
         -17 : ILCompiler.Reflection.ReadyToRun.dasm (-0.01 % of base)
         -14 : System.Net.Quic.dasm (-0.01 % of base)
          -8 : System.Collections.Specialized.dasm (-0.06 % of base)
          -4 : System.Private.Uri.dasm (-0.00 % of base)
          -2 : System.Runtime.Caching.dasm (-0.00 % of base)

39 total files with Code Size differences (36 improved, 3 regressed), 220 unchanged.

Top method regressions (bytes):
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[double](System.String):System.String:this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[int](System.String):System.String:this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[long](System.String):System.String:this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[short](System.String):System.String:this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[System.Globalization.TextInfo+ToLowerConversion](System.String):System.String:this (FullOpts)
          22 (3.05 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[System.Globalization.TextInfo+ToUpperConversion](System.String):System.String:this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[System.Numerics.Vector`1[float]](System.String):System.String:this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[ubyte](System.String):System.String:this (FullOpts)
          21 (10.00 % of base) : System.Private.Xml.dasm - System.Xml.XmlEntityReference+<>c:<ConstructBaseURI>b__27_0(System.Span`1[ushort],System.ValueTuple`2[System.String,System.String]):this (FullOpts)
          20 (8.93 % of base) : System.Data.Odbc.dasm - System.Data.Common.DbConnectionOptions:GetKeyValue(System.Text.StringBuilder,ubyte):System.String (FullOpts)
          20 (8.93 % of base) : System.Data.Common.dasm - System.Data.Common.DbConnectionOptions:GetKeyValue(System.Text.StringBuilder,ubyte):System.String (FullOpts)
          16 (2.45 % of base) : System.Text.RegularExpressions.dasm - System.Text.RegularExpressions.RegexReplacement+<>c:<ReplaceSimpleText>b__17_1(System.Span`1[ushort],System.ValueTuple`3[long,System.String,System.String]):this (FullOpts) (2 methods)
          14 (4.76 % of base) : System.Private.CoreLib.dasm - System.Buffers.AhoCorasickNode:OptimizeChildren():this (FullOpts)
          13 (6.37 % of base) : System.Data.Odbc.dasm - System.Data.Common.DbConnectionOptions:GetKeyName(System.Text.StringBuilder):System.String (FullOpts)
          13 (7.83 % of base) : System.Data.Common.dasm - System.Data.Common.DbConnectionOptions:GetKeyName(System.Text.StringBuilder):System.String (FullOpts)
           9 (1.08 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatFlagNames[double](System.Enum+EnumInfo`1[double],double,System.Span`1[ushort],byref,byref):ubyte (FullOpts)
           9 (1.20 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatFlagNames[int](System.Enum+EnumInfo`1[int],int,System.Span`1[ushort],byref,byref):ubyte (FullOpts)
           9 (1.20 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatFlagNames[long](System.Enum+EnumInfo`1[long],long,System.Span`1[ushort],byref,byref):ubyte (FullOpts)
           9 (1.18 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatFlagNames[short](System.Enum+EnumInfo`1[short],short,System.Span`1[ushort],byref,byref):ubyte (FullOpts)
           9 (1.18 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatFlagNames[ubyte](System.Enum+EnumInfo`1[ubyte],ubyte,System.Span`1[ushort],byref,byref):ubyte (FullOpts)
           8 (1.13 % of base) : System.Private.CoreLib.dasm - System.Enum:FormatFlagNames[double](System.Enum+EnumInfo`1[double],double):System.String (FullOpts)
           8 (1.29 % of base) : System.Private.CoreLib.dasm - System.Enum:FormatFlagNames[int](System.Enum+EnumInfo`1[int],int):System.String (FullOpts)
           8 (1.26 % of base) : System.Private.CoreLib.dasm - System.Enum:FormatFlagNames[long](System.Enum+EnumInfo`1[long],long):System.String (FullOpts)
           8 (1.25 % of base) : System.Private.CoreLib.dasm - System.Enum:FormatFlagNames[short](System.Enum+EnumInfo`1[short],short):System.String (FullOpts)
           8 (1.26 % of base) : System.Private.CoreLib.dasm - System.Enum:FormatFlagNames[ubyte](System.Enum+EnumInfo`1[ubyte],ubyte):System.String (FullOpts)
           3 (1.08 % of base) : System.Private.CoreLib.dasm - System.Enum:WriteMultipleFoundFlagsNames(System.String[],System.ReadOnlySpan`1[int],System.Span`1[ushort]) (FullOpts)
           1 (0.12 % of base) : System.Drawing.Primitives.dasm - System.Drawing.ColorConverterCommon:IntFromString(System.ReadOnlySpan`1[ushort],System.Globalization.CultureInfo):int (FullOpts)
           1 (0.12 % of base) : System.ComponentModel.TypeConverter.dasm - System.Drawing.ColorConverterCommon:IntFromString(System.ReadOnlySpan`1[ushort],System.Globalization.CultureInfo):int (FullOpts)

Top method improvements (bytes):
        -280 (-4.18 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:PrecompileProtoTemplatesHeaders():this (FullOpts)
        -196 (-5.57 % of base) : System.Private.CoreLib.dasm - System.Diagnostics.Tracing.EventPipePayloadDecoder:DecodePayload(byref,System.ReadOnlySpan`1[ubyte]):System.Object[] (FullOpts)
        -111 (-14.02 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:AddCurrentPositionLast(System.Xml.Xsl.Qil.QilNode):System.Xml.Xsl.Qil.QilNode:this (FullOpts)
         -73 (-1.88 % of base) : System.Formats.Asn1.dasm - System.Formats.Asn1.AsnDecoder:ParseGeneralizedTime(int,System.ReadOnlySpan`1[ubyte]):System.DateTimeOffset (FullOpts)
         -70 (-4.19 % of base) : System.Drawing.Primitives.dasm - System.Drawing.ColorTranslator:FromHtml(System.String):System.Drawing.Color (FullOpts)
         -68 (-2.72 % of base) : System.Data.Common.dasm - System.Data.XmlTreeGen:HandleColumn(System.Data.DataColumn,System.Xml.XmlDocument,System.Xml.XmlElement,ubyte):System.Xml.XmlElement:this (FullOpts)
         -66 (-14.54 % of base) : System.Text.Json.dasm - System.Text.Json.Utf8JsonWriter:WriteBase64Minimized(System.ReadOnlySpan`1[ubyte]):this (FullOpts)
         -62 (-2.95 % of base) : System.Formats.Asn1.dasm - System.Formats.Asn1.AsnWriter:WriteGeneralizedTimeCore(System.Formats.Asn1.Asn1Tag,System.DateTimeOffset,ubyte):this (FullOpts)
         -61 (-2.42 % of base) : System.Text.Json.dasm - System.Text.Json.JsonDocument:Parse(System.ReadOnlySpan`1[ubyte],System.Text.Json.JsonReaderOptions,byref,byref) (FullOpts)
         -59 (-3.27 % of base) : System.Formats.Asn1.dasm - System.Formats.Asn1.AsnWriter:WriteUtcTimeCore(System.Formats.Asn1.Asn1Tag,System.DateTimeOffset):this (FullOpts)
         -55 (-10.58 % of base) : System.Private.CoreLib.dasm - System.Buffers.Text.Utf8Parser:TryParseGuidN(System.ReadOnlySpan`1[ubyte],byref,byref):ubyte (FullOpts)
         -50 (-32.89 % of base) : System.Data.Common.dasm - System.Data.SqlTypes.SqlDecimal:op_Explicit(System.Data.SqlTypes.SqlBoolean):System.Data.SqlTypes.SqlDecimal (FullOpts)
         -47 (-2.57 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:CompileApplyTemplates(System.Xml.Xsl.Xslt.XslNodeEx):System.Xml.Xsl.Qil.QilNode:this (FullOpts)
         -45 (-6.20 % of base) : System.Data.Common.dasm - System.Data.XSDSchema:SetExtProperties(System.Object,System.Xml.XmlAttribute[]) (FullOpts)
         -45 (-6.88 % of base) : System.Private.Xml.dasm - System.Xml.XmlSqlBinaryReader:AddQName():this (FullOpts)
         -43 (-31.16 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.Crc64:TryHash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],byref):ubyte (FullOpts)
         -43 (-39.81 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.XxHash32:TryHash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],byref,int):ubyte (FullOpts)
         -43 (-39.45 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.XxHash64:TryHash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],byref,long):ubyte (FullOpts)
         -43 (-6.24 % of base) : System.Runtime.Serialization.Schema.dasm - System.Runtime.Serialization.CodeExporter:GetClrNamespace(System.String):System.String (FullOpts)
         -42 (-14.05 % of base) : System.Private.CoreLib.dasm - System.Diagnostics.Tracing.ManifestBuilder:GetLocalizedMessage(System.String,System.Globalization.CultureInfo,ubyte):System.String:this (FullOpts)
         -42 (-18.92 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.XxHash32+State:Complete(int,System.ReadOnlySpan`1[ubyte]):uint:this (FullOpts)
         -41 (-1.27 % of base) : runincontext.dasm - ArgInput:.ctor(System.String[]):this (FullOpts)
         -41 (-36.61 % of base) : System.Runtime.Numerics.dasm - System.Numerics.BigIntegerCalculator:Reduce(System.Span`1[uint],System.ReadOnlySpan`1[uint]):int (FullOpts)
         -41 (-1.81 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationReaderILGen:WriteSourceEnd(System.String,System.Type,System.Type):this (FullOpts)
         -40 (-15.21 % of base) : System.Private.CoreLib.dasm - System.Reflection.AssemblyNameHelpers:IsValidPublicKey(ubyte[]):ubyte (FullOpts)
         -38 (-12.22 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[System.__Canon](System.ReadOnlySpan`1[System.__Canon],System.ReadOnlySpan`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):int (FullOpts)
         -38 (-7.10 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationILGen:ILGenLoad(System.String,System.Type):this (FullOpts)
         -37 (-17.70 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.Crc32:TryHash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],byref):ubyte (FullOpts)
         -37 (-3.59 % of base) : System.Resources.Extensions.dasm - System.Resources.Extensions.PreserializedResourceWriter:FindTypeCode(System.Object,System.Collections.Generic.List`1[System.String]):int (FullOpts)
         -37 (-3.61 % of base) : System.Resources.Writer.dasm - System.Resources.ResourceWriter:FindTypeCode(System.Object,System.Collections.Generic.List`1[System.String]):int (FullOpts)
         -37 (-14.51 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:AddDebugVariable(System.Xml.Xsl.Qil.QilName,System.Xml.Xsl.Qil.QilNode,System.Xml.Xsl.Qil.QilNode):System.Xml.Xsl.Qil.QilNode:this (FullOpts)
         -37 (-9.02 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:CreateGlobalVarPar(System.Xml.Xsl.Xslt.VarPar):this (FullOpts)
         -37 (-6.94 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:SetDebugNs(System.Xml.Xsl.Qil.QilNode,System.Xml.Xsl.Qil.QilList):System.Xml.Xsl.Qil.QilNode:this (FullOpts)
         -36 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.ReadOnlySpanMarshaller`2+ManagedToUnmanagedIn[System.__Canon,long]:FromManaged(System.ReadOnlySpan`1[System.__Canon],System.Span`1[long]):this (FullOpts) (2 methods)
         -36 (-25.71 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.Pkcs.Pkcs12Kdf:CircularCopy(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte]) (FullOpts)
         -36 (-25.71 % of base) : System.Security.Cryptography.Pkcs.dasm - System.Security.Cryptography.Pkcs.Pkcs12Kdf:CircularCopy(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte]) (FullOpts)
         -35 (-11.08 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[System.Numerics.Vector`1[float]](System.ReadOnlySpan`1[System.Numerics.Vector`1[float]],System.ReadOnlySpan`1[System.Numerics.Vector`1[float]],System.Collections.Generic.IEqualityComparer`1[System.Numerics.Vector`1[float]]):int (FullOpts)
         -34 (-12.10 % of base) : System.Private.CoreLib.dasm - System.Environment:get_CpuUsage():System.Environment+ProcessCpuUsage (FullOpts)
         -34 (-12.23 % of base) : System.Transactions.Local.dasm - System.Transactions.TransactionsEtwProvider:SetActivityId(System.String) (FullOpts)
         -34 (-1.25 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationReaderILGen:WriteArray(System.String,System.String,System.Xml.Serialization.ArrayMapping,ubyte,ubyte,int):this (FullOpts)
         -33 (-25.78 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Qil.QilReference:set_DebugName(System.String):this (FullOpts)
         -33 (-14.04 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:CreateXslParam(System.Xml.Xsl.Qil.QilName,System.Xml.Xsl.XmlQueryType):System.Xml.Xsl.Qil.QilParameter:this (FullOpts)
         -31 (-16.67 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.Crc32:Hash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte]):int (FullOpts)
         -31 (-8.56 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.XxHash64+State:Complete(long,System.ReadOnlySpan`1[ubyte]):ulong:this (FullOpts)
         -31 (-13.72 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[System.__Canon](System.ReadOnlySpan`1[System.__Canon],System.ReadOnlySpan`1[System.__Canon]):int (FullOpts)
         -31 (-0.97 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:CompileInstructions(System.Collections.Generic.IList`1[System.Xml.Xsl.Xslt.XslNode],int,System.Xml.Xsl.Qil.QilList):System.Xml.Xsl.Qil.QilNode:this (FullOpts)
         -31 (-1.40 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:CompileKeys():this (FullOpts)
         -30 (-3.27 % of base) : Microsoft.VisualBasic.Core.dasm - Microsoft.VisualBasic.FileIO.FileSystem:CopyOrMoveDirectory(int,System.String,System.String,ubyte,int,int) (FullOpts)
         -30 (-14.63 % of base) : System.ComponentModel.Composition.dasm - System.ComponentModel.Composition.ReflectionModel.ReflectionProperty:get_Name():System.String:this (FullOpts)
         -30 (-12.35 % of base) : System.Configuration.ConfigurationManager.dasm - System.Configuration.ClientConfigPaths:Validate(System.String,ubyte):System.String (FullOpts)
         -30 (-14.49 % of base) : System.Private.DataContractSerialization.dasm - System.Runtime.Serialization.DataContracts.DataContract:GetDataContractNamespaceFromUri(System.String):System.String (FullOpts)
         -30 (-14.49 % of base) : System.Runtime.Serialization.Schema.dasm - System.Runtime.Serialization.SchemaImportHelper:GetDataContractNamespaceFromUri(System.String):System.String (FullOpts)
         -29 (-6.16 % of base) : System.Net.Mail.dasm - System.Net.Mime.SmtpDateTime:ValidateAndGetTimeZoneOffsetValues(System.String,byref,byref,byref) (FullOpts)
         -27 (-9.93 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[double](System.ReadOnlySpan`1[double],System.ReadOnlySpan`1[double],System.Collections.Generic.IEqualityComparer`1[double]):int (FullOpts)
         -27 (-10.00 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[short](System.ReadOnlySpan`1[short],System.ReadOnlySpan`1[short],System.Collections.Generic.IEqualityComparer`1[short]):int (FullOpts)
         -27 (-12.86 % of base) : System.Private.DataContractSerialization.dasm - System.Runtime.Serialization.Json.XmlObjectSerializerWriteContextComplexJson:TruncateDefaultDataContractNamespace(System.String):System.String (FullOpts)
         -27 (-1.48 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.Pkcs.Pkcs12Kdf:Derive(System.ReadOnlySpan`1[ushort],System.Security.Cryptography.HashAlgorithmName,int,ubyte,System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte]) (FullOpts)
         -27 (-1.46 % of base) : System.Security.Cryptography.Pkcs.dasm - System.Security.Cryptography.Pkcs.Pkcs12Kdf:Derive(System.ReadOnlySpan`1[ushort],System.Security.Cryptography.HashAlgorithmName,int,ubyte,System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte]) (FullOpts)
         -27 (-2.36 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:TryParseDateTimeOffset(System.ReadOnlySpan`1[ubyte],byref):ubyte (FullOpts)
         -27 (-4.58 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationWriter:ListUsedPrefixes(System.Xml.Serialization.XmlSerializerNamespaces,System.String):System.Collections.Generic.HashSet`1[int] (FullOpts)
         -26 (-4.04 % of base) : System.Net.Security.dasm - System.Net.Security.TlsFrameHelper:TryParseHelloExtensions(System.ReadOnlySpan`1[ubyte],byref,int,System.Net.Security.TlsFrameHelper+HelloExtensionCallback):ubyte (FullOpts)
         -25 (-29.41 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.XxHash32:Hash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],int):int (FullOpts)
         -24 (-20.87 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.Crc64:Hash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte]):int (FullOpts)
         -24 (-27.91 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.XxHash64:Hash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],long):int (FullOpts)
         -23 (-7.85 % of base) : System.Memory.dasm - System.Buffers.BuffersExtensions:Write[System.__Canon](System.Buffers.IBufferWriter`1[System.__Canon],System.ReadOnlySpan`1[System.__Canon]) (FullOpts)
         -23 (-2.83 % of base) : System.Collections.dasm - System.Collections.BitArray:.ctor(ubyte[]):this (FullOpts) (2 methods)
         -23 (-8.71 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[int](System.ReadOnlySpan`1[int],System.ReadOnlySpan`1[int],System.Collections.Generic.IEqualityComparer`1[int]):int (FullOpts)
         -23 (-8.71 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[long](System.ReadOnlySpan`1[long],System.ReadOnlySpan`1[long],System.Collections.Generic.IEqualityComparer`1[long]):int (FullOpts)
         -23 (-8.71 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[System.Nullable`1[int]](System.ReadOnlySpan`1[System.Nullable`1[int]],System.ReadOnlySpan`1[System.Nullable`1[int]],System.Collections.Generic.IEqualityComparer`1[System.Nullable`1[int]]):int (FullOpts)
         -23 (-8.68 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[ubyte](System.ReadOnlySpan`1[ubyte],System.ReadOnlySpan`1[ubyte],System.Collections.Generic.IEqualityComparer`1[ubyte]):int (FullOpts)
         -23 (-1.12 % of base) : System.Net.Http.dasm - System.Net.Http.HttpConnectionPool:.ctor(System.Net.Http.HttpConnectionPoolManager,ubyte,System.String,int,System.String,System.Uri):this (FullOpts)
         -23 (-20.72 % of base) : System.Net.Primitives.dasm - System.Net.IPAddress:TryWriteBytes(System.Span`1[ubyte],byref):ubyte:this (FullOpts)
         -23 (-6.67 % of base) : System.Net.Security.dasm - System.Net.Security.TlsFrameHelper:TryGetFrameInfo(System.ReadOnlySpan`1[ubyte],byref,int,System.Net.Security.TlsFrameHelper+HelloExtensionCallback):ubyte (FullOpts)
         -23 (-17.29 % of base) : System.Text.Encodings.Web.dasm - System.Text.Encodings.Web.AllowedBmpCodePointsBitmap:ForbidUndefinedCharacters():this (FullOpts)
         -23 (-6.41 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[double,long](System.Collections.Generic.List`1[double],System.Func`2[double,long]) (FullOpts)
         -23 (-6.44 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[int,long](System.Collections.Generic.List`1[int],System.Func`2[int,long]) (FullOpts)
         -23 (-6.44 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[long,long](System.Collections.Generic.List`1[long],System.Func`2[long,long]) (FullOpts)
         -23 (-6.42 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[short,long](System.Collections.Generic.List`1[short],System.Func`2[short,long]) (FullOpts)
         -23 (-4.77 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[System.__Canon,long](System.Collections.Generic.List`1[System.__Canon],System.Func`2[System.__Canon,long]) (FullOpts)
         -23 (-6.44 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[System.Nullable`1[int],long](System.Collections.Generic.List`1[System.Nullable`1[int]],System.Func`2[System.Nullable`1[int],long]) (FullOpts)
         -23 (-6.18 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[System.Numerics.Vector`1[float],long](System.Collections.Generic.List`1[System.Numerics.Vector`1[float]],System.Func`2[System.Numerics.Vector`1[float],long]) (FullOpts)
         -23 (-6.42 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[ubyte,long](System.Collections.Generic.List`1[ubyte],System.Func`2[ubyte,long]) (FullOpts)
         -23 (-3.36 % of base) : System.Transactions.Local.dasm - System.Transactions.TransactionInterop:GetTransactionFromTransmitterPropagationToken(ubyte[]):System.Transactions.Transaction (FullOpts)
         -22 (-2.63 % of base) : System.Formats.Asn1.dasm - System.Formats.Asn1.AsnDecoder:TryReadBitString(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],int,byref,byref,byref,System.Nullable`1[System.Formats.Asn1.Asn1Tag]):ubyte (FullOpts)
         -22 (-9.05 % of base) : System.Private.CoreLib.dasm - System.Guid:TryParseHex(System.ReadOnlySpan`1[ushort],byref,byref):ubyte (FullOpts) (2 methods)
         -22 (-6.47 % of base) : System.Net.Security.dasm - System.Net.NegotiateAuthenticationPal+ManagedNtlmNegotiateAuthenticationPal:Unwrap(System.ReadOnlySpan`1[ubyte],System.Buffers.IBufferWriter`1[ubyte],byref):int:this (FullOpts)
         -22 (-3.79 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.RSA:TryHashData(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],System.Security.Cryptography.HashAlgorithmName,byref):ubyte:this (FullOpts)
         -21 (-32.81 % of base) : System.Private.CoreLib.dasm - System.Boolean:System.IConvertible.ToDecimal(System.IFormatProvider):System.Decimal:this (FullOpts)
         -21 (-20.19 % of base) : System.Private.CoreLib.dasm - System.Convert:ToDecimal(ubyte):System.Decimal (FullOpts) (2 methods)
         -21 (-20.19 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[double](System.ReadOnlySpan`1[double],System.ReadOnlySpan`1[double]):int (FullOpts)
         -21 (-17.21 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[System.Nullable`1[int]](System.ReadOnlySpan`1[System.Nullable`1[int]],System.ReadOnlySpan`1[System.Nullable`1[int]]):int (FullOpts)
         -21 (-15.67 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[System.Numerics.Vector`1[float]](System.ReadOnlySpan`1[System.Numerics.Vector`1[float]],System.ReadOnlySpan`1[System.Numerics.Vector`1[float]]):int (FullOpts)
         -21 (-5.12 % of base) : System.Net.Security.dasm - System.Net.NegotiateAuthenticationPal+UnixNegotiateAuthenticationPal:GetMIC(System.ReadOnlySpan`1[ubyte],System.Buffers.IBufferWriter`1[ubyte]):this (FullOpts)
         -21 (-1.60 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.PasswordDeriveBytes:ComputeBytes(int):ubyte[]:this (FullOpts)
         -20 (-12.35 % of base) : System.Numerics.Tensors.dasm - System.Numerics.Tensors.TensorPrimitives:ConvertChecked[long,long](System.ReadOnlySpan`1[long],System.Span`1[long]) (FullOpts)
         -20 (-12.35 % of base) : System.Numerics.Tensors.dasm - System.Numerics.Tensors.TensorPrimitives:ConvertSaturating[long,long](System.ReadOnlySpan`1[long],System.Span`1[long]) (FullOpts)
         -20 (-12.35 % of base) : System.Numerics.Tensors.dasm - System.Numerics.Tensors.TensorPrimitives:ConvertTruncating[long,long](System.ReadOnlySpan`1[long],System.Span`1[long]) (FullOpts)
         -20 (-12.05 % of base) : System.Numerics.Tensors.dasm - System.Numerics.Tensors.TensorPrimitives:TryConvertUniversal[long,long](System.ReadOnlySpan`1[long],System.Span`1[long]):ubyte (FullOpts)
         -19 (-4.52 % of base) : System.Formats.Asn1.dasm - System.Formats.Asn1.AsnDecoder:TryReadCharacterStringBytesCore(System.ReadOnlySpan`1[ubyte],int,System.Formats.Asn1.Asn1Tag,int,System.Span`1[ubyte],byref,byref):ubyte (FullOpts)
         -19 (-10.38 % of base) : System.Net.Security.dasm - System.Net.Security.TlsFrameHelper:TryParseServerHello(System.ReadOnlySpan`1[ubyte],byref,int,System.Net.Security.TlsFrameHelper+HelloExtensionCallback):ubyte (FullOpts)

Top method regressions (percentages):
          21 (10.00 % of base) : System.Private.Xml.dasm - System.Xml.XmlEntityReference+<>c:<ConstructBaseURI>b__27_0(System.Span`1[ushort],System.ValueTuple`2[System.String,System.String]):this (FullOpts)
          20 (8.93 % of base) : System.Data.Odbc.dasm - System.Data.Common.DbConnectionOptions:GetKeyValue(System.Text.StringBuilder,ubyte):System.String (FullOpts)
          20 (8.93 % of base) : System.Data.Common.dasm - System.Data.Common.DbConnectionOptions:GetKeyValue(System.Text.StringBuilder,ubyte):System.String (FullOpts)
          13 (7.83 % of base) : System.Data.Common.dasm - System.Data.Common.DbConnectionOptions:GetKeyName(System.Text.StringBuilder):System.String (FullOpts)
          13 (6.37 % of base) : System.Data.Odbc.dasm - System.Data.Common.DbConnectionOptions:GetKeyName(System.Text.StringBuilder):System.String (FullOpts)
          14 (4.76 % of base) : System.Private.CoreLib.dasm - System.Buffers.AhoCorasickNode:OptimizeChildren():this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[double](System.String):System.String:this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[int](System.String):System.String:this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[long](System.String):System.String:this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[short](System.String):System.String:this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[System.Globalization.TextInfo+ToLowerConversion](System.String):System.String:this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[System.Numerics.Vector`1[float]](System.String):System.String:this (FullOpts)
          22 (3.08 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[ubyte](System.String):System.String:this (FullOpts)
          22 (3.05 % of base) : System.Private.CoreLib.dasm - System.Globalization.TextInfo:ChangeCaseCommon[System.Globalization.TextInfo+ToUpperConversion](System.String):System.String:this (FullOpts)
          16 (2.45 % of base) : System.Text.RegularExpressions.dasm - System.Text.RegularExpressions.RegexReplacement+<>c:<ReplaceSimpleText>b__17_1(System.Span`1[ushort],System.ValueTuple`3[long,System.String,System.String]):this (FullOpts) (2 methods)
           8 (1.29 % of base) : System.Private.CoreLib.dasm - System.Enum:FormatFlagNames[int](System.Enum+EnumInfo`1[int],int):System.String (FullOpts)
           8 (1.26 % of base) : System.Private.CoreLib.dasm - System.Enum:FormatFlagNames[long](System.Enum+EnumInfo`1[long],long):System.String (FullOpts)
           8 (1.26 % of base) : System.Private.CoreLib.dasm - System.Enum:FormatFlagNames[ubyte](System.Enum+EnumInfo`1[ubyte],ubyte):System.String (FullOpts)
           8 (1.25 % of base) : System.Private.CoreLib.dasm - System.Enum:FormatFlagNames[short](System.Enum+EnumInfo`1[short],short):System.String (FullOpts)
           9 (1.20 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatFlagNames[int](System.Enum+EnumInfo`1[int],int,System.Span`1[ushort],byref,byref):ubyte (FullOpts)
           9 (1.20 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatFlagNames[long](System.Enum+EnumInfo`1[long],long,System.Span`1[ushort],byref,byref):ubyte (FullOpts)
           9 (1.18 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatFlagNames[ubyte](System.Enum+EnumInfo`1[ubyte],ubyte,System.Span`1[ushort],byref,byref):ubyte (FullOpts)
           9 (1.18 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatFlagNames[short](System.Enum+EnumInfo`1[short],short,System.Span`1[ushort],byref,byref):ubyte (FullOpts)
           8 (1.13 % of base) : System.Private.CoreLib.dasm - System.Enum:FormatFlagNames[double](System.Enum+EnumInfo`1[double],double):System.String (FullOpts)
           9 (1.08 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatFlagNames[double](System.Enum+EnumInfo`1[double],double,System.Span`1[ushort],byref,byref):ubyte (FullOpts)
           3 (1.08 % of base) : System.Private.CoreLib.dasm - System.Enum:WriteMultipleFoundFlagsNames(System.String[],System.ReadOnlySpan`1[int],System.Span`1[ushort]) (FullOpts)
           1 (0.12 % of base) : System.Drawing.Primitives.dasm - System.Drawing.ColorConverterCommon:IntFromString(System.ReadOnlySpan`1[ushort],System.Globalization.CultureInfo):int (FullOpts)
           1 (0.12 % of base) : System.ComponentModel.TypeConverter.dasm - System.Drawing.ColorConverterCommon:IntFromString(System.ReadOnlySpan`1[ushort],System.Globalization.CultureInfo):int (FullOpts)

Top method improvements (percentages):
         -43 (-39.81 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.XxHash32:TryHash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],byref,int):ubyte (FullOpts)
         -43 (-39.45 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.XxHash64:TryHash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],byref,long):ubyte (FullOpts)
         -41 (-36.61 % of base) : System.Runtime.Numerics.dasm - System.Numerics.BigIntegerCalculator:Reduce(System.Span`1[uint],System.ReadOnlySpan`1[uint]):int (FullOpts)
         -11 (-33.33 % of base) : System.Private.CoreLib.dasm - System.Guid:TryWriteBytes(System.Span`1[ubyte]):ubyte:this (FullOpts)
         -50 (-32.89 % of base) : System.Data.Common.dasm - System.Data.SqlTypes.SqlDecimal:op_Explicit(System.Data.SqlTypes.SqlBoolean):System.Data.SqlTypes.SqlDecimal (FullOpts)
         -21 (-32.81 % of base) : System.Private.CoreLib.dasm - System.Boolean:System.IConvertible.ToDecimal(System.IFormatProvider):System.Decimal:this (FullOpts)
         -43 (-31.16 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.Crc64:TryHash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],byref):ubyte (FullOpts)
         -25 (-29.41 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.XxHash32:Hash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],int):int (FullOpts)
         -18 (-28.12 % of base) : System.Formats.Nrbf.dasm - System.Formats.Nrbf.NrbfDecoder:StartsWithPayloadHeader(System.ReadOnlySpan`1[ubyte]):ubyte (FullOpts)
         -24 (-27.91 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.XxHash64:Hash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],long):int (FullOpts)
         -33 (-25.78 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Qil.QilReference:set_DebugName(System.String):this (FullOpts)
         -36 (-25.71 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.Pkcs.Pkcs12Kdf:CircularCopy(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte]) (FullOpts)
         -36 (-25.71 % of base) : System.Security.Cryptography.Pkcs.dasm - System.Security.Cryptography.Pkcs.Pkcs12Kdf:CircularCopy(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte]) (FullOpts)
         -24 (-20.87 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.Crc64:Hash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte]):int (FullOpts)
         -23 (-20.72 % of base) : System.Net.Primitives.dasm - System.Net.IPAddress:TryWriteBytes(System.Span`1[ubyte],byref):ubyte:this (FullOpts)
         -18 (-20.22 % of base) : System.Net.Security.dasm - System.Net.Security.TlsFrameHelper:GetSniFromHostNameStruct(System.ReadOnlySpan`1[ubyte],byref):System.String (FullOpts)
         -21 (-20.19 % of base) : System.Private.CoreLib.dasm - System.Convert:ToDecimal(ubyte):System.Decimal (FullOpts) (2 methods)
         -21 (-20.19 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[double](System.ReadOnlySpan`1[double],System.ReadOnlySpan`1[double]):int (FullOpts)
         -42 (-18.92 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.XxHash32+State:Complete(int,System.ReadOnlySpan`1[ubyte]):uint:this (FullOpts)
         -17 (-18.68 % of base) : System.Net.Http.dasm - System.Net.Http.HPack.HPackEncoder:EncodeLiteralHeaderFieldWithoutIndexingNewName(System.String,System.Span`1[ubyte],byref):ubyte (FullOpts)
         -37 (-17.70 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.Crc32:TryHash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],byref):ubyte (FullOpts)
         -23 (-17.29 % of base) : System.Text.Encodings.Web.dasm - System.Text.Encodings.Web.AllowedBmpCodePointsBitmap:ForbidUndefinedCharacters():this (FullOpts)
         -21 (-17.21 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[System.Nullable`1[int]](System.ReadOnlySpan`1[System.Nullable`1[int]],System.ReadOnlySpan`1[System.Nullable`1[int]]):int (FullOpts)
         -31 (-16.67 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.Crc32:Hash(System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte]):int (FullOpts)
         -18 (-16.22 % of base) : System.Formats.Cbor.dasm - System.Formats.Cbor.CborWriter:TryEncode(System.Span`1[ubyte],byref):ubyte:this (FullOpts)
         -21 (-15.67 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[System.Numerics.Vector`1[float]](System.ReadOnlySpan`1[System.Numerics.Vector`1[float]],System.ReadOnlySpan`1[System.Numerics.Vector`1[float]]):int (FullOpts)
         -40 (-15.21 % of base) : System.Private.CoreLib.dasm - System.Reflection.AssemblyNameHelpers:IsValidPublicKey(ubyte[]):ubyte (FullOpts)
         -30 (-14.63 % of base) : System.ComponentModel.Composition.dasm - System.ComponentModel.Composition.ReflectionModel.ReflectionProperty:get_Name():System.String:this (FullOpts)
         -66 (-14.54 % of base) : System.Text.Json.dasm - System.Text.Json.Utf8JsonWriter:WriteBase64Minimized(System.ReadOnlySpan`1[ubyte]):this (FullOpts)
         -37 (-14.51 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:AddDebugVariable(System.Xml.Xsl.Qil.QilName,System.Xml.Xsl.Qil.QilNode,System.Xml.Xsl.Qil.QilNode):System.Xml.Xsl.Qil.QilNode:this (FullOpts)
         -30 (-14.49 % of base) : System.Private.DataContractSerialization.dasm - System.Runtime.Serialization.DataContracts.DataContract:GetDataContractNamespaceFromUri(System.String):System.String (FullOpts)
         -30 (-14.49 % of base) : System.Runtime.Serialization.Schema.dasm - System.Runtime.Serialization.SchemaImportHelper:GetDataContractNamespaceFromUri(System.String):System.String (FullOpts)
         -42 (-14.05 % of base) : System.Private.CoreLib.dasm - System.Diagnostics.Tracing.ManifestBuilder:GetLocalizedMessage(System.String,System.Globalization.CultureInfo,ubyte):System.String:this (FullOpts)
         -33 (-14.04 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:CreateXslParam(System.Xml.Xsl.Qil.QilName,System.Xml.Xsl.XmlQueryType):System.Xml.Xsl.Qil.QilParameter:this (FullOpts)
        -111 (-14.02 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:AddCurrentPositionLast(System.Xml.Xsl.Qil.QilNode):System.Xml.Xsl.Qil.QilNode:this (FullOpts)
         -31 (-13.72 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[System.__Canon](System.ReadOnlySpan`1[System.__Canon],System.ReadOnlySpan`1[System.__Canon]):int (FullOpts)
         -27 (-12.86 % of base) : System.Private.DataContractSerialization.dasm - System.Runtime.Serialization.Json.XmlObjectSerializerWriteContextComplexJson:TruncateDefaultDataContractNamespace(System.String):System.String (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.ReadOnlySpanMarshaller`2+ManagedToUnmanagedIn[double,long]:FromManaged(System.ReadOnlySpan`1[double],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.ReadOnlySpanMarshaller`2+ManagedToUnmanagedIn[int,long]:FromManaged(System.ReadOnlySpan`1[int],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.ReadOnlySpanMarshaller`2+ManagedToUnmanagedIn[long,long]:FromManaged(System.ReadOnlySpan`1[long],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.ReadOnlySpanMarshaller`2+ManagedToUnmanagedIn[short,long]:FromManaged(System.ReadOnlySpan`1[short],System.Span`1[long]):this (FullOpts)
         -36 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.ReadOnlySpanMarshaller`2+ManagedToUnmanagedIn[System.__Canon,long]:FromManaged(System.ReadOnlySpan`1[System.__Canon],System.Span`1[long]):this (FullOpts) (2 methods)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.ReadOnlySpanMarshaller`2+ManagedToUnmanagedIn[System.Nullable`1[int],long]:FromManaged(System.ReadOnlySpan`1[System.Nullable`1[int]],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.ReadOnlySpanMarshaller`2+ManagedToUnmanagedIn[System.Numerics.Vector`1[float],long]:FromManaged(System.ReadOnlySpan`1[System.Numerics.Vector`1[float]],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.ReadOnlySpanMarshaller`2+ManagedToUnmanagedIn[ubyte,long]:FromManaged(System.ReadOnlySpan`1[ubyte],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.SpanMarshaller`2+ManagedToUnmanagedIn[double,long]:FromManaged(System.Span`1[double],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.SpanMarshaller`2+ManagedToUnmanagedIn[int,long]:FromManaged(System.Span`1[int],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.SpanMarshaller`2+ManagedToUnmanagedIn[long,long]:FromManaged(System.Span`1[long],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.SpanMarshaller`2+ManagedToUnmanagedIn[short,long]:FromManaged(System.Span`1[short],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.SpanMarshaller`2+ManagedToUnmanagedIn[System.__Canon,long]:FromManaged(System.Span`1[System.__Canon],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.SpanMarshaller`2+ManagedToUnmanagedIn[System.Nullable`1[int],long]:FromManaged(System.Span`1[System.Nullable`1[int]],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.SpanMarshaller`2+ManagedToUnmanagedIn[System.Numerics.Vector`1[float],long]:FromManaged(System.Span`1[System.Numerics.Vector`1[float]],System.Span`1[long]):this (FullOpts)
         -18 (-12.77 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshalling.SpanMarshaller`2+ManagedToUnmanagedIn[ubyte,long]:FromManaged(System.Span`1[ubyte],System.Span`1[long]):this (FullOpts)
         -18 (-12.50 % of base) : System.Memory.dasm - System.Buffers.BuffersExtensions:Write[ubyte](System.Buffers.IBufferWriter`1[ubyte],System.ReadOnlySpan`1[ubyte]) (FullOpts)
         -30 (-12.35 % of base) : System.Configuration.ConfigurationManager.dasm - System.Configuration.ClientConfigPaths:Validate(System.String,ubyte):System.String (FullOpts)
         -20 (-12.35 % of base) : System.Numerics.Tensors.dasm - System.Numerics.Tensors.TensorPrimitives:ConvertChecked[long,long](System.ReadOnlySpan`1[long],System.Span`1[long]) (FullOpts)
         -20 (-12.35 % of base) : System.Numerics.Tensors.dasm - System.Numerics.Tensors.TensorPrimitives:ConvertSaturating[long,long](System.ReadOnlySpan`1[long],System.Span`1[long]) (FullOpts)
         -20 (-12.35 % of base) : System.Numerics.Tensors.dasm - System.Numerics.Tensors.TensorPrimitives:ConvertTruncating[long,long](System.ReadOnlySpan`1[long],System.Span`1[long]) (FullOpts)
         -18 (-12.24 % of base) : System.Memory.dasm - System.Buffers.BuffersExtensions:Write[short](System.Buffers.IBufferWriter`1[short],System.ReadOnlySpan`1[short]) (FullOpts)
         -18 (-12.24 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:<TryParseDateTimeOffset>g__ParseOffset|32_0(byref,System.ReadOnlySpan`1[ubyte]):ubyte (FullOpts)
         -34 (-12.23 % of base) : System.Transactions.Local.dasm - System.Transactions.TransactionsEtwProvider:SetActivityId(System.String) (FullOpts)
         -38 (-12.22 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[System.__Canon](System.ReadOnlySpan`1[System.__Canon],System.ReadOnlySpan`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):int (FullOpts)
         -16 (-12.21 % of base) : System.Runtime.Numerics.dasm - System.Numerics.BigIntegerCalculator:Overwrite(System.Span`1[uint],ulong):int (FullOpts)
         -18 (-12.16 % of base) : System.Memory.dasm - System.Buffers.BuffersExtensions:Write[double](System.Buffers.IBufferWriter`1[double],System.ReadOnlySpan`1[double]) (FullOpts)
         -18 (-12.16 % of base) : System.Memory.dasm - System.Buffers.BuffersExtensions:Write[int](System.Buffers.IBufferWriter`1[int],System.ReadOnlySpan`1[int]) (FullOpts)
         -18 (-12.16 % of base) : System.Memory.dasm - System.Buffers.BuffersExtensions:Write[long](System.Buffers.IBufferWriter`1[long],System.ReadOnlySpan`1[long]) (FullOpts)
         -18 (-12.16 % of base) : System.Memory.dasm - System.Buffers.BuffersExtensions:Write[System.Nullable`1[int]](System.Buffers.IBufferWriter`1[System.Nullable`1[int]],System.ReadOnlySpan`1[System.Nullable`1[int]]) (FullOpts)
         -18 (-12.16 % of base) : System.Memory.dasm - System.Buffers.BuffersExtensions:Write[System.Numerics.Vector`1[float]](System.Buffers.IBufferWriter`1[System.Numerics.Vector`1[float]],System.ReadOnlySpan`1[System.Numerics.Vector`1[float]]) (FullOpts)
         -34 (-12.10 % of base) : System.Private.CoreLib.dasm - System.Environment:get_CpuUsage():System.Environment+ProcessCpuUsage (FullOpts)
         -20 (-12.05 % of base) : System.Numerics.Tensors.dasm - System.Numerics.Tensors.TensorPrimitives:TryConvertUniversal[long,long](System.ReadOnlySpan`1[long],System.Span`1[long]):ubyte (FullOpts)
         -12 (-11.43 % of base) : System.Private.CoreLib.dasm - System.Guid:TryWriteBytes(System.Span`1[ubyte],ubyte,byref):ubyte:this (FullOpts)
         -35 (-11.08 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[System.Numerics.Vector`1[float]](System.ReadOnlySpan`1[System.Numerics.Vector`1[float]],System.ReadOnlySpan`1[System.Numerics.Vector`1[float]],System.Collections.Generic.IEqualityComparer`1[System.Numerics.Vector`1[float]]):int (FullOpts)
         -55 (-10.58 % of base) : System.Private.CoreLib.dasm - System.Buffers.Text.Utf8Parser:TryParseGuidN(System.ReadOnlySpan`1[ubyte],byref,byref):ubyte (FullOpts)
         -19 (-10.38 % of base) : System.Net.Security.dasm - System.Net.Security.TlsFrameHelper:TryParseServerHello(System.ReadOnlySpan`1[ubyte],byref,int,System.Net.Security.TlsFrameHelper+HelloExtensionCallback):ubyte (FullOpts)
         -27 (-10.00 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[short](System.ReadOnlySpan`1[short],System.ReadOnlySpan`1[short],System.Collections.Generic.IEqualityComparer`1[short]):int (FullOpts)
         -19 (-10.00 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.X509Certificates.X500NameEncoder:ParseOid(System.ReadOnlySpan`1[ushort]):System.ReadOnlySpan`1[ushort] (FullOpts)
         -27 (-9.93 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[double](System.ReadOnlySpan`1[double],System.ReadOnlySpan`1[double],System.Collections.Generic.IEqualityComparer`1[double]):int (FullOpts)
         -22 (-9.05 % of base) : System.Private.CoreLib.dasm - System.Guid:TryParseHex(System.ReadOnlySpan`1[ushort],byref,byref):ubyte (FullOpts) (2 methods)
         -37 (-9.02 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:CreateGlobalVarPar(System.Xml.Xsl.Xslt.VarPar):this (FullOpts)
         -23 (-8.71 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[int](System.ReadOnlySpan`1[int],System.ReadOnlySpan`1[int],System.Collections.Generic.IEqualityComparer`1[int]):int (FullOpts)
         -23 (-8.71 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[long](System.ReadOnlySpan`1[long],System.ReadOnlySpan`1[long],System.Collections.Generic.IEqualityComparer`1[long]):int (FullOpts)
         -23 (-8.71 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[System.Nullable`1[int]](System.ReadOnlySpan`1[System.Nullable`1[int]],System.ReadOnlySpan`1[System.Nullable`1[int]],System.Collections.Generic.IEqualityComparer`1[System.Nullable`1[int]]):int (FullOpts)
         -23 (-8.68 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions:CommonPrefixLength[ubyte](System.ReadOnlySpan`1[ubyte],System.ReadOnlySpan`1[ubyte],System.Collections.Generic.IEqualityComparer`1[ubyte]):int (FullOpts)
         -31 (-8.56 % of base) : System.IO.Hashing.dasm - System.IO.Hashing.XxHash64+State:Complete(long,System.ReadOnlySpan`1[ubyte]):ulong:this (FullOpts)
         -14 (-8.24 % of base) : System.Formats.Cbor.dasm - System.Formats.Cbor.CborWriter:Encode(System.Span`1[ubyte]):int:this (FullOpts)
         -23 (-7.85 % of base) : System.Memory.dasm - System.Buffers.BuffersExtensions:Write[System.__Canon](System.Buffers.IBufferWriter`1[System.__Canon],System.ReadOnlySpan`1[System.__Canon]) (FullOpts)
         -17 (-7.83 % of base) : System.Private.CoreLib.dasm - System.AppDomain:get_MonitoringTotalProcessorTime():System.TimeSpan:this (FullOpts)
         -18 (-7.14 % of base) : System.Net.Security.dasm - System.Net.NegotiateAuthenticationPal+ManagedNtlmNegotiateAuthenticationPal:UnwrapInPlace(System.Span`1[ubyte],byref,byref,byref):int:this (FullOpts)
         -18 (-7.14 % of base) : System.Net.Security.dasm - System.Net.Security.TlsFrameHelper:TryParseClientHello(System.ReadOnlySpan`1[ubyte],byref,int,System.Net.Security.TlsFrameHelper+HelloExtensionCallback):ubyte (FullOpts)
         -38 (-7.10 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationILGen:ILGenLoad(System.String,System.Type):this (FullOpts)
         -37 (-6.94 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.Xslt.QilGenerator:SetDebugNs(System.Xml.Xsl.Qil.QilNode,System.Xml.Xsl.Qil.QilList):System.Xml.Xsl.Qil.QilNode:this (FullOpts)
         -45 (-6.88 % of base) : System.Private.Xml.dasm - System.Xml.XmlSqlBinaryReader:AddQName():this (FullOpts)
         -23 (-6.67 % of base) : System.Net.Security.dasm - System.Net.Security.TlsFrameHelper:TryGetFrameInfo(System.ReadOnlySpan`1[ubyte],byref,int,System.Net.Security.TlsFrameHelper+HelloExtensionCallback):ubyte (FullOpts)
         -22 (-6.47 % of base) : System.Net.Security.dasm - System.Net.NegotiateAuthenticationPal+ManagedNtlmNegotiateAuthenticationPal:Unwrap(System.ReadOnlySpan`1[ubyte],System.Buffers.IBufferWriter`1[ubyte],byref):int:this (FullOpts)
         -23 (-6.44 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[int,long](System.Collections.Generic.List`1[int],System.Func`2[int,long]) (FullOpts)
         -23 (-6.44 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[long,long](System.Collections.Generic.List`1[long],System.Func`2[long,long]) (FullOpts)
         -23 (-6.44 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[System.Nullable`1[int],long](System.Collections.Generic.List`1[System.Nullable`1[int]],System.Func`2[System.Nullable`1[int],long]) (FullOpts)
         -23 (-6.42 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[short,long](System.Collections.Generic.List`1[short],System.Func`2[short,long]) (FullOpts)
         -23 (-6.42 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[ubyte,long](System.Collections.Generic.List`1[ubyte],System.Func`2[ubyte,long]) (FullOpts)
         -23 (-6.41 % of base) : System.Text.Json.dasm - System.Text.Json.JsonHelpers:StableSortByKey[double,long](System.Collections.Generic.List`1[double],System.Func`2[double,long]) (FullOpts)

228 total methods with Code Size differences (200 improved, 28 regressed), 231211 unchanged.

--------------------------------------------------------------------------------

Artifacts:
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MihuBot commented Jul 28, 2024

Top method regressions

22 (3.08 % of base) - System.Globalization.TextInfo:ChangeCaseCommon[double](System.String):System.String:this 
 ; Assembly listing for method System.Globalization.TextInfo:ChangeCaseCommon[double](System.String):System.String:this (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; fully interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 27 single block inlinees; 17 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T02] ( 10,  6   )     ref  ->  rbx         this class-hnd single-def <System.Globalization.TextInfo>
 ;  V01 arg1         [V01,T03] (  8,  5.50)     ref  ->  r15         class-hnd single-def <System.String>
 ;* V02 loc0         [V02,T60] (  0,  0   )   ubyte  ->  zero-ref   
 ;  V03 loc1         [V03,T05] (  4,  5.50)    long  ->  r13        
 ;  V04 loc2         [V04    ] (  2,  1   )   byref  ->  [rbp-0x30]  must-init pinned single-def
 ;  V05 loc3         [V05,T00] ( 15, 21.50)    long  ->  r12        
 ;  V06 loc4         [V06,T06] (  2,  4.50)    long  ->  rdi        
 ;  V07 loc5         [V07,T01] (  4, 12   )     int  ->  rax        
-;  V08 loc6         [V08,T34] (  3,  1.50)     int  ->  rax        
-;  V09 loc7         [V09,T14] (  4,  2   )     ref  ->  r13         class-hnd exact single-def <System.String>
+;  V08 loc6         [V08,T35] (  3,  1.50)     int  ->  rax        
+;  V09 loc7         [V09,T15] (  4,  2   )     ref  ->  r13         class-hnd exact single-def <System.String>
 ;* V10 loc8         [V10    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op <System.Span`1[ushort]>
 ;* V11 loc9         [V11    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op <System.ReadOnlySpan`1[ushort]>
 ;  V12 loc10        [V12,T07] (  7,  3.50)     ref  ->  [rbp-0x68]  class-hnd exact spill-single-def <System.String>
 ;* V13 loc11        [V13    ] (  0,  0   )  struct (16) zero-ref    <System.Span`1[ushort]>
 ;* V14 loc12        [V14    ] (  0,  0   )    long  ->  zero-ref   
 ;  V15 loc13        [V15    ] (  3,  1.50)   byref  ->  [rbp-0x38]  must-init pinned
 ;# V16 OutArgs      [V16    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V17 tmp1         [V17,T50] (  2,  1   )    long  ->  r13        
-;  V18 tmp2         [V18,T35] (  3,  1.50)    long  ->  rcx        
+;  V18 tmp2         [V18,T36] (  3,  1.50)    long  ->  rcx        
 ;* V19 tmp3         [V19    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[ushort]>
 ;* V20 tmp4         [V20    ] (  0,  0   )     int  ->  zero-ref   
 ;* V21 tmp5         [V21    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[ushort]>
 ;* V22 tmp6         [V22    ] (  0,  0   )  struct (16) zero-ref    "impAppendStmt" <System.ReadOnlySpan`1[ushort]>
 ;* V23 tmp7         [V23    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[ushort]>
 ;* V24 tmp8         [V24    ] (  0,  0   )     int  ->  zero-ref   
 ;* V25 tmp9         [V25    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V26 tmp10        [V26    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V27 tmp11        [V27,T16] (  2,  2   )   byref  ->  rax         single-def "Inlining Arg"
-;  V28 tmp12        [V28,T20] (  2,  2   )     int  ->  rcx         "Inlining Arg"
+;  V27 tmp11        [V27,T18] (  2,  2   )   byref  ->  rax         single-def "Inlining Arg"
+;  V28 tmp12        [V28,T22] (  2,  2   )     int  ->  rcx         "Inlining Arg"
 ;* V29 tmp13        [V29    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.ReadOnlySpan`1[ushort]>
 ;  V30 tmp14        [V30,T12] (  3,  3   )     int  ->  rdx         "Inlining Arg"
 ;* V31 tmp15        [V31    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
 ;* V32 tmp16        [V32    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ushort]>
 ;* V33 tmp17        [V33    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V34 tmp18        [V34    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ushort]>
 ;* V35 tmp19        [V35    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V36 tmp20        [V36    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V37 tmp21        [V37    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;  V38 tmp22        [V38,T21] (  2,  2   )     int  ->  rdi         "Inlining Arg"
+;  V38 tmp22        [V38,T23] (  2,  2   )     int  ->  rdi         "Inlining Arg"
 ;* V39 tmp23        [V39    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
 ;* V40 tmp24        [V40    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ushort]>
-;  V41 tmp25        [V41,T17] (  2,  2   )   byref  ->  r15         single-def "Inlining Arg"
-;  V42 tmp26        [V42,T22] (  2,  2   )     int  ->  r14         "Inlining Arg"
-;  V43 tmp27        [V43,T23] (  2,  2   )     int  ->  rdi         "Inlining Arg"
+;  V41 tmp25        [V41,T19] (  2,  2   )   byref  ->  r15         single-def "Inlining Arg"
+;  V42 tmp26        [V42,T24] (  2,  2   )     int  ->  r14         "Inlining Arg"
+;  V43 tmp27        [V43,T13] (  3,  3   )     int  ->  rdi         "Inlining Arg"
 ;* V44 tmp28        [V44    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[ushort]>
-;  V45 tmp29        [V45,T18] (  2,  2   )   byref  ->  rax         single-def "Inlining Arg"
-;  V46 tmp30        [V46,T24] (  2,  2   )     int  ->  r12         "Inlining Arg"
+;  V45 tmp29        [V45,T20] (  2,  2   )   byref  ->  rax         single-def "Inlining Arg"
+;  V46 tmp30        [V46,T25] (  2,  2   )     int  ->  r12         "Inlining Arg"
 ;* V47 tmp31        [V47    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
 ;* V48 tmp32        [V48,T67] (  0,  0   )   ubyte  ->  zero-ref    "Inline stloc first use temp"
 ;  V49 tmp33        [V49    ] (  5,  2.50)     int  ->  [rbp-0x40]  do-not-enreg[X] addr-exposed ld-addr-op "Inline stloc first use temp"
 ;  V50 tmp34        [V50    ] (  3,  1.50)   byref  ->  [rbp-0x48]  must-init pinned "Inline stloc first use temp"
 ;* V51 tmp35        [V51    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
 ;* V52 tmp36        [V52    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ushort]>
 ;  V53 tmp37        [V53    ] (  3,  1.50)   byref  ->  [rbp-0x50]  must-init pinned "Inline stloc first use temp"
 ;* V54 tmp38        [V54    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
 ;  V55 tmp39        [V55,T51] (  2,  1   )     int  ->  rax        
 ;* V56 tmp40        [V56    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
 ;* V57 tmp41        [V57    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.Span`1[ushort]>
 ;* V58 tmp42        [V58    ] (  0,  0   )  struct (16) zero-ref    multireg-arg "impAppendStmt" <System.ReadOnlySpan`1[ushort]>
 ;* V59 tmp43        [V59    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[ushort]>
 ;* V60 tmp44        [V60    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V61 tmp45        [V61    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V62 tmp46        [V62    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
 ;* V63 tmp47        [V63    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V64 tmp48        [V64,T68] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V65 tmp49        [V65    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
 ;* V66 tmp50        [V66    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
 ;* V67 tmp51        [V67    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V68 tmp52        [V68    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V69 tmp53        [V69    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V70 tmp54        [V70    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ushort]>
 ;* V71 tmp55        [V71    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V72 tmp56        [V72,T69] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V73 tmp57        [V73    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.Span`1[ushort]>
 ;* V74 tmp58        [V74    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V75 tmp59        [V75    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
 ;* V76 tmp60        [V76    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.Span`1[ushort]>
 ;* V77 tmp61        [V77    ] (  0,  0   )  struct (16) zero-ref    multireg-arg "impAppendStmt" <System.ReadOnlySpan`1[ushort]>
 ;* V78 tmp62        [V78    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[ushort]>
 ;* V79 tmp63        [V79    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V80 tmp64        [V80    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V81 tmp65        [V81    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
 ;* V82 tmp66        [V82    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V83 tmp67        [V83    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V84 tmp68        [V84    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
 ;* V85 tmp69        [V85    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
 ;* V86 tmp70        [V86    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V87 tmp71        [V87    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V88 tmp72        [V88    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V89 tmp73        [V89    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ushort]>
 ;* V90 tmp74        [V90    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V91 tmp75        [V91    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V92 tmp76        [V92    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.Span`1[ushort]>
 ;* V93 tmp77        [V93    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V94 tmp78        [V94    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
 ;* V95 tmp79        [V95    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ushort]>
 ;* V96 tmp80        [V96    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
 ;* V97 tmp81        [V97    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
 ;* V98 tmp82        [V98    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
 ;* V99 tmp83        [V99    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
-;  V100 tmp84       [V100,T19] (  2,  2   )   byref  ->  rdi         single-def "Inlining Arg"
-;  V101 tmp85       [V101,T25] (  2,  2   )     int  ->  rdx         "Inlining Arg"
+;  V100 tmp84       [V100,T21] (  2,  2   )   byref  ->  rdi         single-def "Inlining Arg"
+;  V101 tmp85       [V101,T26] (  2,  2   )     int  ->  rdx         "Inlining Arg"
 ;* V102 tmp86       [V102    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.ReadOnlySpan`1[ushort]>
-;  V103 tmp87       [V103,T13] (  3,  3   )     int  ->  rsi         "Inlining Arg"
+;  V103 tmp87       [V103,T14] (  3,  3   )     int  ->  rsi         "Inlining Arg"
 ;* V104 tmp88       [V104    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
 ;* V105 tmp89       [V105    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ushort]>
 ;* V106 tmp90       [V106    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V107 tmp91       [V107    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ushort]>
 ;* V108 tmp92       [V108    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V109 tmp93       [V109    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V110 tmp94       [V110    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
 ;* V111 tmp95       [V111    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
 ;* V112 tmp96       [V112    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
 ;* V113 tmp97       [V113    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
 ;* V114 tmp98       [V114    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
-;  V115 tmp99       [V115,T33] (  3,  1.50)   byref  ->  [rbp-0x70]  spill-single-def "field V10._reference (fldOffset=0x0)" P-INDEP
-;  V116 tmp100      [V116,T36] (  3,  1.50)     int  ->  [rbp-0x54]  spill-single-def "field V10._length (fldOffset=0x8)" P-INDEP
+;  V115 tmp99       [V115,T34] (  3,  1.50)   byref  ->  [rbp-0x70]  spill-single-def "field V10._reference (fldOffset=0x0)" P-INDEP
+;  V116 tmp100      [V116,T16] (  4,  2   )     int  ->  [rbp-0x54]  spill-single-def "field V10._length (fldOffset=0x8)" P-INDEP
 ;* V117 tmp101      [V117    ] (  0,  0   )   byref  ->  zero-ref    "field V11._reference (fldOffset=0x0)" P-INDEP
 ;* V118 tmp102      [V118    ] (  0,  0   )     int  ->  zero-ref    "field V11._length (fldOffset=0x8)" P-INDEP
 ;  V119 tmp103      [V119,T40] (  2,  1   )   byref  ->  rdi         single-def "field V13._reference (fldOffset=0x0)" P-INDEP
 ;  V120 tmp104      [V120,T52] (  2,  1   )     int  ->  rdx         "field V13._length (fldOffset=0x8)" P-INDEP
 ;  V121 tmp105      [V121,T41] (  2,  1   )   byref  ->  rdi         single-def "field V19._reference (fldOffset=0x0)" P-INDEP
 ;  V122 tmp106      [V122,T53] (  2,  1   )     int  ->  rdx         "field V19._length (fldOffset=0x8)" P-INDEP
 ;  V123 tmp107      [V123,T42] (  2,  1   )   byref  ->  rax         single-def "field V21._reference (fldOffset=0x0)" P-INDEP
 ;  V124 tmp108      [V124,T54] (  2,  1   )     int  ->  rcx         "field V21._length (fldOffset=0x8)" P-INDEP
 ;  V125 tmp109      [V125,T43] (  2,  1   )   byref  ->  r15         "field V22._reference (fldOffset=0x0)" P-INDEP
 ;  V126 tmp110      [V126,T55] (  2,  1   )     int  ->  r14         "field V22._length (fldOffset=0x8)" P-INDEP
 ;* V127 tmp111      [V127    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V23._reference (fldOffset=0x0)" P-INDEP
 ;* V128 tmp112      [V128    ] (  0,  0   )     int  ->  zero-ref    "field V23._length (fldOffset=0x8)" P-INDEP
 ;  V129 tmp113      [V129,T44] (  2,  1   )   byref  ->  rsi         single-def "field V29._reference (fldOffset=0x0)" P-INDEP
 ;  V130 tmp114      [V130,T37] (  3,  1.50)     int  ->  rdx         "field V29._length (fldOffset=0x8)" P-INDEP
 ;  V131 tmp115      [V131,T45] (  2,  1   )   byref  ->  rsi         single-def "field V31._reference (fldOffset=0x0)" P-INDEP
 ;  V132 tmp116      [V132,T56] (  2,  1   )     int  ->  rdx         "field V31._length (fldOffset=0x8)" P-INDEP
 ;* V133 tmp117      [V133    ] (  0,  0   )   byref  ->  zero-ref    "field V32._reference (fldOffset=0x0)" P-INDEP
 ;* V134 tmp118      [V134    ] (  0,  0   )     int  ->  zero-ref    "field V32._length (fldOffset=0x8)" P-INDEP
 ;* V135 tmp119      [V135    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V34._reference (fldOffset=0x0)" P-INDEP
 ;* V136 tmp120      [V136    ] (  0,  0   )     int  ->  zero-ref    "field V34._length (fldOffset=0x8)" P-INDEP
 ;  V137 tmp121      [V137,T46] (  2,  1   )   byref  ->  r15         single-def "field V39._reference (fldOffset=0x0)" P-INDEP
 ;  V138 tmp122      [V138,T57] (  2,  1   )     int  ->  r14         "field V39._length (fldOffset=0x8)" P-INDEP
 ;* V139 tmp123      [V139    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V40._reference (fldOffset=0x0)" P-INDEP
 ;* V140 tmp124      [V140    ] (  0,  0   )     int  ->  zero-ref    "field V40._length (fldOffset=0x8)" P-INDEP
 ;  V141 tmp125      [V141,T47] (  2,  1   )   byref  ->  rax         single-def "field V44._reference (fldOffset=0x0)" P-INDEP
 ;  V142 tmp126      [V142,T58] (  2,  1   )     int  ->  r12         "field V44._length (fldOffset=0x8)" P-INDEP
 ;  V143 tmp127      [V143,T08] (  4,  2   )   byref  ->  r15         single-def "field V47._reference (fldOffset=0x0)" P-INDEP
 ;  V144 tmp128      [V144,T10] (  4,  2   )     int  ->  r14         "field V47._length (fldOffset=0x8)" P-INDEP
 ;  V145 tmp129      [V145,T09] (  4,  2   )   byref  ->  [rbp-0x78]  spill-single-def "field V52._reference (fldOffset=0x0)" P-INDEP
 ;  V146 tmp130      [V146,T11] (  3,  1.50)     int  ->  r12         "field V52._length (fldOffset=0x8)" P-INDEP
 ;* V147 tmp131      [V147    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V56._reference (fldOffset=0x0)" P-INDEP
 ;* V148 tmp132      [V148    ] (  0,  0   )     int  ->  zero-ref    "field V56._length (fldOffset=0x8)" P-INDEP
 ;* V149 tmp133      [V149,T61] (  0,  0   )   byref  ->  zero-ref    single-def "field V57._reference (fldOffset=0x0)" P-INDEP
 ;* V150 tmp134      [V150,T70] (  0,  0   )     int  ->  zero-ref    "field V57._length (fldOffset=0x8)" P-INDEP
 ;* V151 tmp135      [V151,T62] (  0,  0   )   byref  ->  zero-ref    single-def "field V58._reference (fldOffset=0x0)" P-INDEP
 ;* V152 tmp136      [V152,T71] (  0,  0   )     int  ->  zero-ref    "field V58._length (fldOffset=0x8)" P-INDEP
 ;* V153 tmp137      [V153    ] (  0,  0   )   byref  ->  zero-ref    "field V59._reference (fldOffset=0x0)" P-INDEP
 ;* V154 tmp138      [V154    ] (  0,  0   )     int  ->  zero-ref    "field V59._length (fldOffset=0x8)" P-INDEP
 ;* V155 tmp139      [V155,T63] (  0,  0   )   byref  ->  zero-ref    single-def "field V62._reference (fldOffset=0x0)" P-INDEP
 ;* V156 tmp140      [V156    ] (  0,  0   )     int  ->  zero-ref    "field V62._length (fldOffset=0x8)" P-INDEP
 ;* V157 tmp141      [V157,T64] (  0,  0   )   byref  ->  zero-ref    single-def "field V65._reference (fldOffset=0x0)" P-INDEP
 ;* V158 tmp142      [V158,T72] (  0,  0   )     int  ->  zero-ref    "field V65._length (fldOffset=0x8)" P-INDEP
 ;* V159 tmp143      [V159    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V66._reference (fldOffset=0x0)" P-INDEP
 ;* V160 tmp144      [V160    ] (  0,  0   )     int  ->  zero-ref    "field V66._length (fldOffset=0x8)" P-INDEP
 ;* V161 tmp145      [V161,T65] (  0,  0   )   byref  ->  zero-ref    single-def "field V70._reference (fldOffset=0x0)" P-INDEP
 ;* V162 tmp146      [V162    ] (  0,  0   )     int  ->  zero-ref    "field V70._length (fldOffset=0x8)" P-INDEP
 ;* V163 tmp147      [V163,T66] (  0,  0   )   byref  ->  zero-ref    single-def "field V73._reference (fldOffset=0x0)" P-INDEP
 ;* V164 tmp148      [V164,T73] (  0,  0   )     int  ->  zero-ref    "field V73._length (fldOffset=0x8)" P-INDEP
 ;* V165 tmp149      [V165    ] (  0,  0   )   byref  ->  zero-ref    "field V75._reference (fldOffset=0x0)" P-INDEP
 ;* V166 tmp150      [V166    ] (  0,  0   )     int  ->  zero-ref    "field V75._length (fldOffset=0x8)" P-INDEP
 ;* V167 tmp151      [V167    ] (  0,  0   )   byref  ->  zero-ref    "field V76._reference (fldOffset=0x0)" P-INDEP
 ;* V168 tmp152      [V168    ] (  0,  0   )     int  ->  zero-ref    "field V76._length (fldOffset=0x8)" P-INDEP
 ;* V169 tmp153      [V169    ] (  0,  0   )   byref  ->  zero-ref    "field V77._reference (fldOffset=0x0)" P-INDEP
 ;* V170 tmp154      [V170    ] (  0,  0   )     int  ->  zero-ref    "field V77._length (fldOffset=0x8)" P-INDEP
 ;* V171 tmp155      [V171    ] (  0,  0   )   byref  ->  zero-ref    "field V78._reference (fldOffset=0x0)" P-INDEP
 ;* V172 tmp156      [V172    ] (  0,  0   )     int  ->  zero-ref    "field V78._length (fldOffset=0x8)" P-INDEP
 ;* V173 tmp157      [V173    ] (  0,  0   )   byref  ->  zero-ref    "field V81._reference (fldOffset=0x0)" P-INDEP
 ;* V174 tmp158      [V174    ] (  0,  0   )     int  ->  zero-ref    "field V81._length (fldOffset=0x8)" P-INDEP
 ;* V175 tmp159      [V175    ] (  0,  0   )   byref  ->  zero-ref    "field V84._reference (fldOffset=0x0)" P-INDEP
 ;* V176 tmp160      [V176    ] (  0,  0   )     int  ->  zero-ref    "field V84._length (fldOffset=0x8)" P-INDEP
 ;* V177 tmp161      [V177    ] (  0,  0   )   byref  ->  zero-ref    "field V85._reference (fldOffset=0x0)" P-INDEP
 ;* V178 tmp162      [V178    ] (  0,  0   )     int  ->  zero-ref    "field V85._length (fldOffset=0x8)" P-INDEP
 ;* V179 tmp163      [V179    ] (  0,  0   )   byref  ->  zero-ref    "field V89._reference (fldOffset=0x0)" P-INDEP
 ;* V180 tmp164      [V180    ] (  0,  0   )     int  ->  zero-ref    "field V89._length (fldOffset=0x8)" P-INDEP
 ;* V181 tmp165      [V181    ] (  0,  0   )   byref  ->  zero-ref    "field V92._reference (fldOffset=0x0)" P-INDEP
 ;* V182 tmp166      [V182    ] (  0,  0   )     int  ->  zero-ref    "field V92._length (fldOffset=0x8)" P-INDEP
 ;* V183 tmp167      [V183    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V94._reference (fldOffset=0x0)" P-INDEP
 ;* V184 tmp168      [V184    ] (  0,  0   )     int  ->  zero-ref    "field V94._length (fldOffset=0x8)" P-INDEP
 ;* V185 tmp169      [V185    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V95._reference (fldOffset=0x0)" P-INDEP
 ;* V186 tmp170      [V186    ] (  0,  0   )     int  ->  zero-ref    "field V95._length (fldOffset=0x8)" P-INDEP
 ;  V187 tmp171      [V187,T48] (  2,  1   )   byref  ->  r15         single-def "field V102._reference (fldOffset=0x0)" P-INDEP
 ;  V188 tmp172      [V188,T38] (  3,  1.50)     int  ->  rsi         "field V102._length (fldOffset=0x8)" P-INDEP
 ;  V189 tmp173      [V189,T49] (  2,  1   )   byref  ->  r15         single-def "field V104._reference (fldOffset=0x0)" P-INDEP
 ;  V190 tmp174      [V190,T59] (  2,  1   )     int  ->  rsi         "field V104._length (fldOffset=0x8)" P-INDEP
 ;* V191 tmp175      [V191    ] (  0,  0   )   byref  ->  zero-ref    "field V105._reference (fldOffset=0x0)" P-INDEP
 ;* V192 tmp176      [V192    ] (  0,  0   )     int  ->  zero-ref    "field V105._length (fldOffset=0x8)" P-INDEP
 ;* V193 tmp177      [V193    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V107._reference (fldOffset=0x0)" P-INDEP
 ;* V194 tmp178      [V194    ] (  0,  0   )     int  ->  zero-ref    "field V107._length (fldOffset=0x8)" P-INDEP
-;  V195 tmp179      [V195,T26] (  2,  2   )    long  ->  r13         "Cast away GC"
-;  V196 tmp180      [V196,T27] (  2,  2   )    long  ->  r15         "Cast away GC"
-;  V197 tmp181      [V197,T28] (  2,  2   )    long  ->  rcx         "Cast away GC"
-;  V198 tmp182      [V198,T29] (  2,  2   )    long  ->  r15         "argument with side effect"
-;  V199 tmp183      [V199,T30] (  2,  2   )     int  ->  rdx         "argument with side effect"
-;  V200 tmp184      [V200,T31] (  2,  2   )    long  ->  rcx         "argument with side effect"
-;  V201 tmp185      [V201,T32] (  2,  2   )    long  ->  rcx         "Cast away GC"
-;  V202 cse0        [V202,T15] (  4,  2   )    long  ->  [rbp-0x60]  spill-single-def "CSE #04: conservative"
+;  V195 tmp179      [V195,T27] (  2,  2   )    long  ->  r13         "Cast away GC"
+;  V196 tmp180      [V196,T28] (  2,  2   )    long  ->  r15         "Cast away GC"
+;  V197 tmp181      [V197,T29] (  2,  2   )    long  ->  rcx         "Cast away GC"
+;  V198 tmp182      [V198,T30] (  2,  2   )    long  ->  r15         "argument with side effect"
+;  V199 tmp183      [V199,T31] (  2,  2   )     int  ->  rdx         "argument with side effect"
+;  V200 tmp184      [V200,T32] (  2,  2   )    long  ->  rcx         "argument with side effect"
+;  V201 tmp185      [V201,T33] (  2,  2   )    long  ->  rcx         "Cast away GC"
+;  V202 cse0        [V202,T17] (  4,  2   )    long  ->  [rbp-0x60]  spill-single-def "CSE #04: conservative"
 ;  V203 cse1        [V203,T39] (  3,  1.50)    long  ->  rsi         "CSE #06: conservative"
 ;  V204 cse2        [V204,T04] ( 11,  6.50)     int  ->  r14         "CSE #01: aggressive"
 ;
 ; Lcl frame size = 88
 
 G_M28728_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        sub      rsp, 88
        lea      rbp, [rsp+0x80]
        vxorps   xmm8, xmm8, xmm8
        vmovdqu  ymmword ptr [rbp-0x50], ymm8
        xor      eax, eax
        mov      qword ptr [rbp-0x30], rax
        mov      rbx, rdi
        mov      r15, rsi
 						;; size=44 bbWeight=1 PerfScore 10.83
 G_M28728_IG02:
        mov      r14d, dword ptr [r15+0x08]
        test     r14d, r14d
        je       G_M28728_IG24
 						;; size=13 bbWeight=1 PerfScore 3.25
 G_M28728_IG03:
        lea      rdi, bword ptr [r15+0x0C]
        mov      bword ptr [rbp-0x30], rdi
        mov      r13, bword ptr [rbp-0x30]
        xor      r12d, r12d
        cmp      byte  ptr [rbx+0x29], 0
        jne      SHORT G_M28728_IG04
        mov      rdi, rbx
        mov      rax, 0xD1FFAB1E      ; code for System.Globalization.TextInfo:PopulateIsAsciiCasingSameAsInvariant():this
        call     [rax]System.Globalization.TextInfo:PopulateIsAsciiCasingSameAsInvariant():this
 						;; size=36 bbWeight=0.50 PerfScore 5.12
 G_M28728_IG04:
        cmp      byte  ptr [rbx+0x29], 2
        jne      SHORT G_M28728_IG09
        cmp      r14d, 2
        jl       SHORT G_M28728_IG08
        lea      edi, [r14-0x02]
        align    [0 bytes for IG05]
 						;; size=16 bbWeight=0.50 PerfScore 2.88
 G_M28728_IG05:
        mov      eax, dword ptr [r13+2*r12]
        test     eax, 0xD1FFAB1E
        jne      SHORT G_M28728_IG09
 						;; size=12 bbWeight=4 PerfScore 13.00
 G_M28728_IG06:
        lea      ecx, [rax+D1FFAB1EH]
        add      eax, 0xD1FFAB1E
        xor      eax, ecx
        test     eax, 0xD1FFAB1E
        jne      G_M28728_IG15
 						;; size=24 bbWeight=2 PerfScore 4.50
 G_M28728_IG07:
        add      r12, 2
        cmp      r12, rdi
        jbe      SHORT G_M28728_IG05
 						;; size=9 bbWeight=4 PerfScore 6.00
 G_M28728_IG08:
        test     r14b, 1
        je       G_M28728_IG22
        movzx    rax, word  ptr [r13+2*r12]
        cmp      eax, 127
        jbe      G_M28728_IG14
 						;; size=25 bbWeight=0.50 PerfScore 2.25
 G_M28728_IG09:
        mov      edi, r14d
        call     System.String:FastAllocateString(int):System.String
        mov      gword ptr [rbp-0x68], rax
        test     r12, r12
        je       SHORT G_M28728_IG10
        lea      rdi, bword ptr [rax+0x0C]
        mov      edx, dword ptr [rax+0x08]
        mov      esi, r12d
        cmp      r14d, esi
-       jb       G_M28728_IG27
+       jb       G_M28728_IG28
        add      r15, 12
        cmp      esi, edx
-       ja       G_M28728_IG26
+       jg       G_M28728_IG26
        mov      edx, esi
        add      rdx, rdx
        mov      rsi, r15
        mov      rcx, 0xD1FFAB1E      ; code for System.SpanHelpers:Memmove(byref,byref,ulong)
        call     [rcx]System.SpanHelpers:Memmove(byref,byref,ulong)
        mov      rax, gword ptr [rbp-0x68]
 						;; size=72 bbWeight=0.50 PerfScore 7.00
 G_M28728_IG10:
        test     rax, rax
        je       SHORT G_M28728_IG11
        lea      r8, bword ptr [rax+0x0C]
        mov      bword ptr [rbp-0x38], r8
        mov      rcx, bword ptr [rbp-0x38]
        jmp      SHORT G_M28728_IG12
 						;; size=19 bbWeight=0.50 PerfScore 2.88
 G_M28728_IG11:
        xor      ecx, ecx
 						;; size=2 bbWeight=0.50 PerfScore 0.12
 G_M28728_IG12:
        mov      r8d, dword ptr [rax+0x08]
        sub      r8d, r12d
        lea      rsi, [r13+2*r12]
        mov      edx, r14d
        sub      edx, r12d
        lea      rcx, [rcx+2*r12]
        mov      rdi, rbx
        xor      r9d, r9d
        mov      r10, 0xD1FFAB1E      ; code for System.Globalization.TextInfo:IcuChangeCase(ulong,int,ulong,int,ubyte):this
        call     [r10]System.Globalization.TextInfo:IcuChangeCase(ulong,int,ulong,int,ubyte):this
        xor      eax, eax
        mov      bword ptr [rbp-0x38], rax
        mov      rax, gword ptr [rbp-0x68]
 						;; size=51 bbWeight=0.50 PerfScore 5.62
 G_M28728_IG13:
        add      rsp, 88
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0.50 PerfScore 2.12
 G_M28728_IG14:
        add      eax, -65
        cmp      eax, 25
        ja       G_M28728_IG22
 						;; size=12 bbWeight=0.50 PerfScore 0.75
 G_M28728_IG15:
        mov      edi, r14d
        call     System.String:FastAllocateString(int):System.String
        mov      r13, rax
        lea      rax, bword ptr [r13+0x0C]
        mov      ecx, dword ptr [r13+0x08]
        mov      bword ptr [rbp-0x70], rax
        mov      dword ptr [rbp-0x54], ecx
        mov      edx, r12d
        cmp      r14d, edx
-       jb       G_M28728_IG27
+       jb       G_M28728_IG28
        lea      rsi, bword ptr [r15+0x0C]
        cmp      edx, ecx
-       ja       G_M28728_IG26
+       jg       G_M28728_IG26
        mov      r8d, edx
        add      r8, r8
        mov      qword ptr [rbp-0x60], r8
        mov      rdx, r8
        mov      rdi, rax
        mov      r9, 0xD1FFAB1E      ; code for System.SpanHelpers:Memmove(byref,byref,ulong)
        call     [r9]System.SpanHelpers:Memmove(byref,byref,ulong)
        mov      edi, r12d
        mov      rax, qword ptr [rbp-0x60]
        lea      r15, bword ptr [r15+rax+0x0C]
        sub      r14d, edi
        mov      edi, r12d
-       add      rax, bword ptr [rbp-0x70]
        mov      r12d, dword ptr [rbp-0x54]
+       cmp      edi, r12d
+       ja       G_M28728_IG27
+       add      rax, bword ptr [rbp-0x70]
        sub      r12d, edi
        mov      bword ptr [rbp-0x78], rax
        test     r14d, r14d
        je       G_M28728_IG19
        mov      rcx, bword ptr [rbp-0x78]
        xor      edi, edi
        mov      dword ptr [rbp-0x40], edi
        cmp      byte  ptr [rbx+0x29], 0
        jne      SHORT G_M28728_IG16
        mov      rdi, rbx
        mov      rax, 0xD1FFAB1E      ; code for System.Globalization.TextInfo:PopulateIsAsciiCasingSameAsInvariant():this
        call     [rax]System.Globalization.TextInfo:PopulateIsAsciiCasingSameAsInvariant():this
        mov      rcx, bword ptr [rbp-0x78]
-						;; size=155 bbWeight=0.50 PerfScore 16.75
+						;; size=164 bbWeight=0.50 PerfScore 17.38
 G_M28728_IG16:
        cmp      byte  ptr [rbx+0x29], 2
        jne      SHORT G_M28728_IG17
        mov      rdi, r15
        mov      esi, r14d
        mov      rdx, rcx
        mov      ecx, r12d
        lea      r8, [rbp-0x40]
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Ascii:ChangeCase[ushort,ushort,System.Text.Ascii+ToLowerConversion](System.ReadOnlySpan`1[ushort],System.Span`1[ushort],byref):int
        call     [rax]System.Text.Ascii:ChangeCase[ushort,ushort,System.Text.Ascii+ToLowerConversion](System.ReadOnlySpan`1[ushort],System.Span`1[ushort],byref):int
        cmp      eax, 3
        mov      rcx, bword ptr [rbp-0x78]
        jne      SHORT G_M28728_IG19
 						;; size=43 bbWeight=0.50 PerfScore 5.50
 G_M28728_IG17:
        mov      bword ptr [rbp-0x48], r15
        mov      bword ptr [rbp-0x50], rcx
        movsxd   rsi, dword ptr [rbp-0x40]
        add      rsi, rsi
        add      r15, rsi
        mov      edx, r14d
        sub      edx, dword ptr [rbp-0x40]
        add      rcx, rsi
        mov      rsi, r15
        mov      r8d, r12d
        sub      r8d, dword ptr [rbp-0x40]
        mov      rdi, rbx
        xor      r9d, r9d
        mov      rax, 0xD1FFAB1E      ; code for System.Globalization.TextInfo:IcuChangeCase(ulong,int,ulong,int,ubyte):this
        call     [rax]System.Globalization.TextInfo:IcuChangeCase(ulong,int,ulong,int,ubyte):this
        xor      eax, eax
        mov      bword ptr [rbp-0x50], rax
 						;; size=61 bbWeight=0.50 PerfScore 7.75
 G_M28728_IG18:
        mov      bword ptr [rbp-0x48], rax
 						;; size=4 bbWeight=0.50 PerfScore 0.50
 G_M28728_IG19:
        xor      rax, rax
        mov      bword ptr [rbp-0x48], rax
 						;; size=6 bbWeight=0.50 PerfScore 0.62
 G_M28728_IG20:
        mov      bword ptr [rbp-0x50], rax
        mov      rax, r13
 						;; size=7 bbWeight=0.50 PerfScore 0.62
 G_M28728_IG21:
        add      rsp, 88
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0.50 PerfScore 2.12
 G_M28728_IG22:
        mov      rax, r15
 						;; size=3 bbWeight=0.50 PerfScore 0.12
 G_M28728_IG23:
        add      rsp, 88
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0.50 PerfScore 2.12
 G_M28728_IG24:
        mov      rax, 0xD1FFAB1E      ; ''
 						;; size=10 bbWeight=0.50 PerfScore 0.12
 G_M28728_IG25:
        add      rsp, 88
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0.50 PerfScore 2.12
 G_M28728_IG26:
        mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowArgumentException_DestinationTooShort()
        call     [rax]System.ThrowHelper:ThrowArgumentException_DestinationTooShort()
        int3     
 						;; size=13 bbWeight=0 PerfScore 0.00
 G_M28728_IG27:
+       mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowArgumentOutOfRangeException()
+       call     [rax]System.ThrowHelper:ThrowArgumentOutOfRangeException()
+       int3     
+						;; size=13 bbWeight=0 PerfScore 0.00
+G_M28728_IG28:
        mov      edi, 33
        mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowArgumentOutOfRangeException(int)
        call     [rax]System.ThrowHelper:ThrowArgumentOutOfRangeException(int)
        int3     
 						;; size=18 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 715, prolog size 44, PerfScore 104.71, instruction count 205, allocated bytes for code 715 (MethodHash=5db18fc7) for method System.Globalization.TextInfo:ChangeCaseCommon[double](System.String):System.String:this (FullOpts)
+; Total bytes of code 737, prolog size 44, PerfScore 105.33, instruction count 210, allocated bytes for code 737 (MethodHash=5db18fc7) for method System.Globalization.TextInfo:ChangeCaseCommon[double](System.String):System.String:this (FullOpts)

Larger list of diffs: https://gist.github.com/MihuBot/10bee916393566a1d58940d669d5e5c1

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MihuBot commented Jul 28, 2024

Top method improvements

-196 (-5.57 % of base) - System.Diagnostics.Tracing.EventPipePayloadDecoder:DecodePayload(byref,System.ReadOnlySpan`1[ubyte]):System.Object[] 
 ; Assembly listing for method System.Diagnostics.Tracing.EventPipePayloadDecoder:DecodePayload(byref,System.ReadOnlySpan`1[ubyte]):System.Object[] (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; fully interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 47 single block inlinees; 34 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 arg0         [V00,T61] (  3,  3   )   byref  ->  rdi         single-def
 ;* V01 arg1         [V01    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op single-def <System.ReadOnlySpan`1[ubyte]>
 ;  V02 loc0         [V02,T26] (  8, 11.25)     ref  ->  r14         class-hnd single-def <System.Reflection.ParameterInfo[]>
 ;  V03 loc1         [V03,T06] ( 47, 32.53)     ref  ->  r13         class-hnd exact single-def <System.Object[]>
 ;  V04 loc2         [V04,T09] ( 39, 19.56)     int  ->  r12        
 ;  V05 loc3         [V05,T03] ( 42, 50   )     ref  ->  [rbp-0x48]  class-hnd <System.Type>
 ;* V06 loc4         [V06    ] (  0,  0   )     ref  ->  zero-ref    class-hnd <System.Type>
 ;  V07 loc5         [V07,T10] ( 14, 14   )     int  ->  rdx        
 ;* V08 loc6         [V08    ] (  0,  0   )  struct (16) zero-ref    multireg-arg <System.ReadOnlySpan`1[ushort]>
 ;  V09 loc7         [V09,T02] ( 17, 84.16)     int  ->  rdi        
 ;# V10 OutArgs      [V10    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V11 tmp1         [V11,T08] ( 20, 20   )     ref  ->  rax        
 ;  V12 tmp2         [V12,T11] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Int32>
 ;  V13 tmp3         [V13,T12] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.UInt32>
 ;  V14 tmp4         [V14,T13] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Int64>
 ;  V15 tmp5         [V15,T14] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.UInt64>
 ;  V16 tmp6         [V16,T15] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Byte>
 ;  V17 tmp7         [V17,T16] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.SByte>
 ;  V18 tmp8         [V18,T17] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Int16>
 ;  V19 tmp9         [V19,T18] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.UInt16>
 ;* V20 tmp10        [V20    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.ReadOnlySpan`1[ubyte]>
 ;* V21 tmp11        [V21    ] (  0,  0   )     ref  ->  zero-ref   
 ;* V22 tmp12        [V22    ] (  0,  0   )     int  ->  zero-ref   
 ;  V23 tmp13        [V23,T19] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Char>
 ;  V24 tmp14        [V24,T44] (  4,  8   )  struct (16) [rbp-0x38]  ld-addr-op "NewObj constructor temp" <System.Guid>
 ;* V25 tmp15        [V25    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.ReadOnlySpan`1[ubyte]>
 ;  V26 tmp16        [V26,T20] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Guid>
 ;  V27 tmp17        [V27,T21] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Boolean>
 ;  V28 tmp18        [V28,T22] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Double>
 ;  V29 tmp19        [V29,T23] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Single>
 ;  V30 tmp20        [V30,T24] (  6, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.IntPtr>
 ;* V31 tmp21        [V31    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V32 tmp22        [V32    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V33 tmp23        [V33    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V34 tmp24        [V34    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V35 tmp25        [V35,T28] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V36 tmp26        [V36,T45] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V37 tmp27        [V37    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V38 tmp28        [V38    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V39 tmp29        [V39    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V40 tmp30        [V40    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V41 tmp31        [V41,T29] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V42 tmp32        [V42,T46] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V43 tmp33        [V43    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V44 tmp34        [V44    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V45 tmp35        [V45    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V46 tmp36        [V46    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V47 tmp37        [V47,T30] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V48 tmp38        [V48,T47] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V49 tmp39        [V49    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V50 tmp40        [V50    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V51 tmp41        [V51    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V52 tmp42        [V52    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V53 tmp43        [V53,T31] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V54 tmp44        [V54,T48] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V55 tmp45        [V55    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V56 tmp46        [V56    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V57 tmp47        [V57    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V58 tmp48        [V58    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V59 tmp49        [V59,T32] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V60 tmp50        [V60,T49] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V61 tmp51        [V61    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V62 tmp52        [V62    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V63 tmp53        [V63    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V64 tmp54        [V64,T33] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V65 tmp55        [V65,T50] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V66 tmp56        [V66    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V67 tmp57        [V67    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V68 tmp58        [V68    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V69 tmp59        [V69,T34] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V70 tmp60        [V70,T51] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V71 tmp61        [V71    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V72 tmp62        [V72    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V73 tmp63        [V73    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V74 tmp64        [V74    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V75 tmp65        [V75,T35] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V76 tmp66        [V76,T52] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V77 tmp67        [V77    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V78 tmp68        [V78    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V79 tmp69        [V79    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V80 tmp70        [V80    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V81 tmp71        [V81,T36] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V82 tmp72        [V82,T53] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V83 tmp73        [V83    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V84 tmp74        [V84    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V85 tmp75        [V85    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V86 tmp76        [V86    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V87 tmp77        [V87,T37] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V88 tmp78        [V88,T54] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V89 tmp79        [V89    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V90 tmp80        [V90    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V91 tmp81        [V91    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V92 tmp82        [V92    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V93 tmp83        [V93,T38] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V94 tmp84        [V94,T55] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V95 tmp85        [V95    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V96 tmp86        [V96    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V97 tmp87        [V97    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V98 tmp88        [V98    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V99 tmp89        [V99,T39] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V100 tmp90       [V100,T56] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V101 tmp91       [V101    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;* V102 tmp92       [V102    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V103 tmp93       [V103    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V104 tmp94       [V104    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V105 tmp95       [V105    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V106 tmp96       [V106    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V107 tmp97       [V107,T40] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V108 tmp98       [V108,T57] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V109 tmp99       [V109    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V110 tmp100      [V110    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V111 tmp101      [V111    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V112 tmp102      [V112    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V113 tmp103      [V113,T41] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V114 tmp104      [V114,T58] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;* V115 tmp105      [V115    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V116 tmp106      [V116    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V117 tmp107      [V117    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V118 tmp108      [V118    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;  V119 tmp109      [V119,T79] (  4,  4   )     int  ->  rbx         "Inline stloc first use temp"
 ;* V120 tmp110      [V120    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
 ;* V121 tmp111      [V121    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V122 tmp112      [V122    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;  V123 tmp113      [V123,T25] (  6, 12   )     int  ->  rsi         "Inlining Arg"
 ;* V124 tmp114      [V124    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;* V125 tmp115      [V125    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V126 tmp116      [V126    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V127 tmp117      [V127    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V128 tmp118      [V128    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V129 tmp119      [V129    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;  V130 tmp120      [V130,T80] (  4,  4   )     int  ->  rsi         "Inline stloc first use temp"
 ;* V131 tmp121      [V131    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
 ;* V132 tmp122      [V132    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
 ;* V133 tmp123      [V133    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V134 tmp124      [V134    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
 ;  V135 tmp125      [V135,T42] (  4,  8   )   byref  ->  r15         "Inlining Arg"
 ;  V136 tmp126      [V136,T59] (  4,  8   )     int  ->  rbx         "Inlining Arg"
 ;  V137 tmp127      [V137,T01] ( 97,117   )   byref  ->  r15         "field V01._reference (fldOffset=0x0)" P-INDEP
-;  V138 tmp128      [V138,T00] (125,161   )     int  ->  rbx         "field V01._length (fldOffset=0x8)" P-INDEP
+;  V138 tmp128      [V138,T00] (103,139   )     int  ->  rbx         "field V01._length (fldOffset=0x8)" P-INDEP
 ;  V139 tmp129      [V139,T27] (  8,  8   )   byref  ->  rdi         "field V08._reference (fldOffset=0x0)" P-INDEP
 ;  V140 tmp130      [V140,T60] (  6,  6   )     int  ->  rsi         "field V08._length (fldOffset=0x8)" P-INDEP
 ;* V141 tmp131      [V141    ] (  0,  0   )   byref  ->  zero-ref    "field V20._reference (fldOffset=0x0)" P-INDEP
 ;* V142 tmp132      [V142    ] (  0,  0   )     int  ->  zero-ref    "field V20._length (fldOffset=0x8)" P-INDEP
 ;* V143 tmp133      [V143    ] (  0,  0   )   byref  ->  zero-ref    "field V25._reference (fldOffset=0x0)" P-INDEP
 ;* V144 tmp134      [V144    ] (  0,  0   )     int  ->  zero-ref    "field V25._length (fldOffset=0x8)" P-INDEP
 ;* V145 tmp135      [V145    ] (  0,  0   )   byref  ->  zero-ref    "field V31._reference (fldOffset=0x0)" P-INDEP
 ;* V146 tmp136      [V146    ] (  0,  0   )     int  ->  zero-ref    "field V31._length (fldOffset=0x8)" P-INDEP
 ;* V147 tmp137      [V147    ] (  0,  0   )   byref  ->  zero-ref    "field V32._reference (fldOffset=0x0)" P-INDEP
 ;* V148 tmp138      [V148    ] (  0,  0   )     int  ->  zero-ref    "field V32._length (fldOffset=0x8)" P-INDEP
 ;* V149 tmp139      [V149    ] (  0,  0   )   byref  ->  zero-ref    "field V33._reference (fldOffset=0x0)" P-INDEP
 ;* V150 tmp140      [V150    ] (  0,  0   )     int  ->  zero-ref    "field V33._length (fldOffset=0x8)" P-INDEP
 ;  V151 tmp141      [V151,T62] (  4,  4   )   byref  ->  r15         "field V34._reference (fldOffset=0x0)" P-INDEP
 ;  V152 tmp142      [V152,T81] (  4,  4   )     int  ->  rbx         "field V34._length (fldOffset=0x8)" P-INDEP
 ;* V153 tmp143      [V153    ] (  0,  0   )   byref  ->  zero-ref    "field V37._reference (fldOffset=0x0)" P-INDEP
 ;* V154 tmp144      [V154    ] (  0,  0   )     int  ->  zero-ref    "field V37._length (fldOffset=0x8)" P-INDEP
 ;* V155 tmp145      [V155    ] (  0,  0   )   byref  ->  zero-ref    "field V38._reference (fldOffset=0x0)" P-INDEP
 ;* V156 tmp146      [V156    ] (  0,  0   )     int  ->  zero-ref    "field V38._length (fldOffset=0x8)" P-INDEP
 ;* V157 tmp147      [V157    ] (  0,  0   )   byref  ->  zero-ref    "field V39._reference (fldOffset=0x0)" P-INDEP
 ;* V158 tmp148      [V158    ] (  0,  0   )     int  ->  zero-ref    "field V39._length (fldOffset=0x8)" P-INDEP
 ;  V159 tmp149      [V159,T63] (  4,  4   )   byref  ->  r15         "field V40._reference (fldOffset=0x0)" P-INDEP
 ;  V160 tmp150      [V160,T82] (  4,  4   )     int  ->  rbx         "field V40._length (fldOffset=0x8)" P-INDEP
 ;* V161 tmp151      [V161    ] (  0,  0   )   byref  ->  zero-ref    "field V43._reference (fldOffset=0x0)" P-INDEP
 ;* V162 tmp152      [V162    ] (  0,  0   )     int  ->  zero-ref    "field V43._length (fldOffset=0x8)" P-INDEP
 ;* V163 tmp153      [V163    ] (  0,  0   )   byref  ->  zero-ref    "field V44._reference (fldOffset=0x0)" P-INDEP
 ;* V164 tmp154      [V164    ] (  0,  0   )     int  ->  zero-ref    "field V44._length (fldOffset=0x8)" P-INDEP
 ;* V165 tmp155      [V165    ] (  0,  0   )   byref  ->  zero-ref    "field V45._reference (fldOffset=0x0)" P-INDEP
 ;* V166 tmp156      [V166    ] (  0,  0   )     int  ->  zero-ref    "field V45._length (fldOffset=0x8)" P-INDEP
 ;  V167 tmp157      [V167,T64] (  4,  4   )   byref  ->  r15         "field V46._reference (fldOffset=0x0)" P-INDEP
 ;  V168 tmp158      [V168,T83] (  4,  4   )     int  ->  rbx         "field V46._length (fldOffset=0x8)" P-INDEP
 ;* V169 tmp159      [V169    ] (  0,  0   )   byref  ->  zero-ref    "field V49._reference (fldOffset=0x0)" P-INDEP
 ;* V170 tmp160      [V170    ] (  0,  0   )     int  ->  zero-ref    "field V49._length (fldOffset=0x8)" P-INDEP
 ;* V171 tmp161      [V171    ] (  0,  0   )   byref  ->  zero-ref    "field V50._reference (fldOffset=0x0)" P-INDEP
 ;* V172 tmp162      [V172    ] (  0,  0   )     int  ->  zero-ref    "field V50._length (fldOffset=0x8)" P-INDEP
 ;* V173 tmp163      [V173    ] (  0,  0   )   byref  ->  zero-ref    "field V51._reference (fldOffset=0x0)" P-INDEP
 ;* V174 tmp164      [V174    ] (  0,  0   )     int  ->  zero-ref    "field V51._length (fldOffset=0x8)" P-INDEP
 ;  V175 tmp165      [V175,T65] (  4,  4   )   byref  ->  r15         "field V52._reference (fldOffset=0x0)" P-INDEP
 ;  V176 tmp166      [V176,T84] (  4,  4   )     int  ->  rbx         "field V52._length (fldOffset=0x8)" P-INDEP
 ;* V177 tmp167      [V177    ] (  0,  0   )   byref  ->  zero-ref    "field V55._reference (fldOffset=0x0)" P-INDEP
 ;* V178 tmp168      [V178    ] (  0,  0   )     int  ->  zero-ref    "field V55._length (fldOffset=0x8)" P-INDEP
 ;* V179 tmp169      [V179    ] (  0,  0   )   byref  ->  zero-ref    "field V56._reference (fldOffset=0x0)" P-INDEP
 ;* V180 tmp170      [V180    ] (  0,  0   )     int  ->  zero-ref    "field V56._length (fldOffset=0x8)" P-INDEP
 ;* V181 tmp171      [V181    ] (  0,  0   )   byref  ->  zero-ref    "field V57._reference (fldOffset=0x0)" P-INDEP
 ;* V182 tmp172      [V182    ] (  0,  0   )     int  ->  zero-ref    "field V57._length (fldOffset=0x8)" P-INDEP
 ;  V183 tmp173      [V183,T66] (  4,  4   )   byref  ->  r15         "field V58._reference (fldOffset=0x0)" P-INDEP
 ;  V184 tmp174      [V184,T85] (  4,  4   )     int  ->  rbx         "field V58._length (fldOffset=0x8)" P-INDEP
 ;* V185 tmp175      [V185    ] (  0,  0   )   byref  ->  zero-ref    "field V61._reference (fldOffset=0x0)" P-INDEP
 ;* V186 tmp176      [V186    ] (  0,  0   )     int  ->  zero-ref    "field V61._length (fldOffset=0x8)" P-INDEP
 ;* V187 tmp177      [V187    ] (  0,  0   )   byref  ->  zero-ref    "field V62._reference (fldOffset=0x0)" P-INDEP
 ;* V188 tmp178      [V188    ] (  0,  0   )     int  ->  zero-ref    "field V62._length (fldOffset=0x8)" P-INDEP
 ;  V189 tmp179      [V189,T67] (  4,  4   )   byref  ->  r15         "field V63._reference (fldOffset=0x0)" P-INDEP
 ;  V190 tmp180      [V190,T86] (  4,  4   )     int  ->  rbx         "field V63._length (fldOffset=0x8)" P-INDEP
 ;* V191 tmp181      [V191    ] (  0,  0   )   byref  ->  zero-ref    "field V66._reference (fldOffset=0x0)" P-INDEP
 ;* V192 tmp182      [V192    ] (  0,  0   )     int  ->  zero-ref    "field V66._length (fldOffset=0x8)" P-INDEP
 ;* V193 tmp183      [V193    ] (  0,  0   )   byref  ->  zero-ref    "field V67._reference (fldOffset=0x0)" P-INDEP
 ;* V194 tmp184      [V194    ] (  0,  0   )     int  ->  zero-ref    "field V67._length (fldOffset=0x8)" P-INDEP
 ;  V195 tmp185      [V195,T68] (  4,  4   )   byref  ->  r15         "field V68._reference (fldOffset=0x0)" P-INDEP
 ;  V196 tmp186      [V196,T87] (  4,  4   )     int  ->  rbx         "field V68._length (fldOffset=0x8)" P-INDEP
 ;* V197 tmp187      [V197    ] (  0,  0   )   byref  ->  zero-ref    "field V71._reference (fldOffset=0x0)" P-INDEP
 ;* V198 tmp188      [V198    ] (  0,  0   )     int  ->  zero-ref    "field V71._length (fldOffset=0x8)" P-INDEP
 ;* V199 tmp189      [V199    ] (  0,  0   )   byref  ->  zero-ref    "field V72._reference (fldOffset=0x0)" P-INDEP
 ;* V200 tmp190      [V200    ] (  0,  0   )     int  ->  zero-ref    "field V72._length (fldOffset=0x8)" P-INDEP
 ;* V201 tmp191      [V201    ] (  0,  0   )   byref  ->  zero-ref    "field V73._reference (fldOffset=0x0)" P-INDEP
 ;* V202 tmp192      [V202    ] (  0,  0   )     int  ->  zero-ref    "field V73._length (fldOffset=0x8)" P-INDEP
 ;  V203 tmp193      [V203,T69] (  4,  4   )   byref  ->  r15         "field V74._reference (fldOffset=0x0)" P-INDEP
 ;  V204 tmp194      [V204,T88] (  4,  4   )     int  ->  rbx         "field V74._length (fldOffset=0x8)" P-INDEP
 ;* V205 tmp195      [V205    ] (  0,  0   )   byref  ->  zero-ref    "field V77._reference (fldOffset=0x0)" P-INDEP
 ;* V206 tmp196      [V206    ] (  0,  0   )     int  ->  zero-ref    "field V77._length (fldOffset=0x8)" P-INDEP
 ;* V207 tmp197      [V207    ] (  0,  0   )   byref  ->  zero-ref    "field V78._reference (fldOffset=0x0)" P-INDEP
 ;* V208 tmp198      [V208    ] (  0,  0   )     int  ->  zero-ref    "field V78._length (fldOffset=0x8)" P-INDEP
 ;* V209 tmp199      [V209    ] (  0,  0   )   byref  ->  zero-ref    "field V79._reference (fldOffset=0x0)" P-INDEP
 ;* V210 tmp200      [V210    ] (  0,  0   )     int  ->  zero-ref    "field V79._length (fldOffset=0x8)" P-INDEP
 ;  V211 tmp201      [V211,T70] (  4,  4   )   byref  ->  r15         "field V80._reference (fldOffset=0x0)" P-INDEP
 ;  V212 tmp202      [V212,T89] (  4,  4   )     int  ->  rbx         "field V80._length (fldOffset=0x8)" P-INDEP
 ;* V213 tmp203      [V213    ] (  0,  0   )   byref  ->  zero-ref    "field V83._reference (fldOffset=0x0)" P-INDEP
 ;* V214 tmp204      [V214    ] (  0,  0   )     int  ->  zero-ref    "field V83._length (fldOffset=0x8)" P-INDEP
 ;* V215 tmp205      [V215    ] (  0,  0   )   byref  ->  zero-ref    "field V84._reference (fldOffset=0x0)" P-INDEP
 ;* V216 tmp206      [V216    ] (  0,  0   )     int  ->  zero-ref    "field V84._length (fldOffset=0x8)" P-INDEP
 ;* V217 tmp207      [V217    ] (  0,  0   )   byref  ->  zero-ref    "field V85._reference (fldOffset=0x0)" P-INDEP
 ;* V218 tmp208      [V218    ] (  0,  0   )     int  ->  zero-ref    "field V85._length (fldOffset=0x8)" P-INDEP
 ;  V219 tmp209      [V219,T71] (  4,  4   )   byref  ->  r15         "field V86._reference (fldOffset=0x0)" P-INDEP
 ;  V220 tmp210      [V220,T90] (  4,  4   )     int  ->  rbx         "field V86._length (fldOffset=0x8)" P-INDEP
 ;* V221 tmp211      [V221    ] (  0,  0   )   byref  ->  zero-ref    "field V89._reference (fldOffset=0x0)" P-INDEP
 ;* V222 tmp212      [V222    ] (  0,  0   )     int  ->  zero-ref    "field V89._length (fldOffset=0x8)" P-INDEP
 ;* V223 tmp213      [V223    ] (  0,  0   )   byref  ->  zero-ref    "field V90._reference (fldOffset=0x0)" P-INDEP
 ;* V224 tmp214      [V224    ] (  0,  0   )     int  ->  zero-ref    "field V90._length (fldOffset=0x8)" P-INDEP
 ;* V225 tmp215      [V225    ] (  0,  0   )   byref  ->  zero-ref    "field V91._reference (fldOffset=0x0)" P-INDEP
 ;* V226 tmp216      [V226    ] (  0,  0   )     int  ->  zero-ref    "field V91._length (fldOffset=0x8)" P-INDEP
 ;  V227 tmp217      [V227,T72] (  4,  4   )   byref  ->  r15         "field V92._reference (fldOffset=0x0)" P-INDEP
 ;  V228 tmp218      [V228,T91] (  4,  4   )     int  ->  rbx         "field V92._length (fldOffset=0x8)" P-INDEP
 ;* V229 tmp219      [V229    ] (  0,  0   )   byref  ->  zero-ref    "field V95._reference (fldOffset=0x0)" P-INDEP
 ;* V230 tmp220      [V230    ] (  0,  0   )     int  ->  zero-ref    "field V95._length (fldOffset=0x8)" P-INDEP
 ;* V231 tmp221      [V231    ] (  0,  0   )   byref  ->  zero-ref    "field V96._reference (fldOffset=0x0)" P-INDEP
 ;* V232 tmp222      [V232    ] (  0,  0   )     int  ->  zero-ref    "field V96._length (fldOffset=0x8)" P-INDEP
 ;* V233 tmp223      [V233    ] (  0,  0   )   byref  ->  zero-ref    "field V97._reference (fldOffset=0x0)" P-INDEP
 ;* V234 tmp224      [V234    ] (  0,  0   )     int  ->  zero-ref    "field V97._length (fldOffset=0x8)" P-INDEP
 ;  V235 tmp225      [V235,T73] (  4,  4   )   byref  ->  r15         "field V98._reference (fldOffset=0x0)" P-INDEP
 ;  V236 tmp226      [V236,T92] (  4,  4   )     int  ->  rbx         "field V98._length (fldOffset=0x8)" P-INDEP
 ;* V237 tmp227      [V237    ] (  0,  0   )   byref  ->  zero-ref    "field V101._reference (fldOffset=0x0)" P-INDEP
 ;* V238 tmp228      [V238    ] (  0,  0   )     int  ->  zero-ref    "field V101._length (fldOffset=0x8)" P-INDEP
 ;* V239 tmp229      [V239    ] (  0,  0   )   byref  ->  zero-ref    "field V103._reference (fldOffset=0x0)" P-INDEP
 ;* V240 tmp230      [V240    ] (  0,  0   )     int  ->  zero-ref    "field V103._length (fldOffset=0x8)" P-INDEP
 ;* V241 tmp231      [V241    ] (  0,  0   )   byref  ->  zero-ref    "field V104._reference (fldOffset=0x0)" P-INDEP
 ;* V242 tmp232      [V242    ] (  0,  0   )     int  ->  zero-ref    "field V104._length (fldOffset=0x8)" P-INDEP
 ;* V243 tmp233      [V243    ] (  0,  0   )   byref  ->  zero-ref    "field V105._reference (fldOffset=0x0)" P-INDEP
 ;* V244 tmp234      [V244    ] (  0,  0   )     int  ->  zero-ref    "field V105._length (fldOffset=0x8)" P-INDEP
 ;  V245 tmp235      [V245,T74] (  4,  4   )   byref  ->  r15         "field V106._reference (fldOffset=0x0)" P-INDEP
 ;  V246 tmp236      [V246,T93] (  4,  4   )     int  ->  rbx         "field V106._length (fldOffset=0x8)" P-INDEP
 ;* V247 tmp237      [V247    ] (  0,  0   )   byref  ->  zero-ref    "field V109._reference (fldOffset=0x0)" P-INDEP
 ;* V248 tmp238      [V248    ] (  0,  0   )     int  ->  zero-ref    "field V109._length (fldOffset=0x8)" P-INDEP
 ;* V249 tmp239      [V249    ] (  0,  0   )   byref  ->  zero-ref    "field V110._reference (fldOffset=0x0)" P-INDEP
 ;* V250 tmp240      [V250    ] (  0,  0   )     int  ->  zero-ref    "field V110._length (fldOffset=0x8)" P-INDEP
 ;* V251 tmp241      [V251    ] (  0,  0   )   byref  ->  zero-ref    "field V111._reference (fldOffset=0x0)" P-INDEP
 ;* V252 tmp242      [V252    ] (  0,  0   )     int  ->  zero-ref    "field V111._length (fldOffset=0x8)" P-INDEP
 ;  V253 tmp243      [V253,T75] (  4,  4   )   byref  ->  r15         "field V112._reference (fldOffset=0x0)" P-INDEP
 ;  V254 tmp244      [V254,T94] (  4,  4   )     int  ->  rbx         "field V112._length (fldOffset=0x8)" P-INDEP
 ;  V255 tmp245      [V255,T76] (  4,  4   )   byref  ->  r15         "field V117._reference (fldOffset=0x0)" P-INDEP
 ;* V256 tmp246      [V256    ] (  0,  0   )     int  ->  zero-ref    "field V117._length (fldOffset=0x8)" P-INDEP
 ;  V257 tmp247      [V257,T77] (  4,  4   )   byref  ->  rdi         "field V120._reference (fldOffset=0x0)" P-INDEP
 ;  V258 tmp248      [V258,T95] (  4,  4   )     int  ->  rsi         "field V120._length (fldOffset=0x8)" P-INDEP
 ;* V259 tmp249      [V259    ] (  0,  0   )   byref  ->  zero-ref    "field V121._reference (fldOffset=0x0)" P-INDEP
 ;* V260 tmp250      [V260    ] (  0,  0   )     int  ->  zero-ref    "field V121._length (fldOffset=0x8)" P-INDEP
 ;* V261 tmp251      [V261,T98] (  0,  0   )   byref  ->  zero-ref    "field V124._reference (fldOffset=0x0)" P-INDEP
 ;* V262 tmp252      [V262    ] (  0,  0   )     int  ->  zero-ref    "field V124._length (fldOffset=0x8)" P-INDEP
 ;* V263 tmp253      [V263,T99] (  0,  0   )   byref  ->  zero-ref    "field V128._reference (fldOffset=0x0)" P-INDEP
 ;* V264 tmp254      [V264    ] (  0,  0   )     int  ->  zero-ref    "field V128._length (fldOffset=0x8)" P-INDEP
 ;* V265 tmp255      [V265,T100] (  0,  0   )   byref  ->  zero-ref    "field V131._reference (fldOffset=0x0)" P-INDEP
 ;  V266 tmp256      [V266,T96] (  4,  4   )     int  ->  rsi         "field V131._length (fldOffset=0x8)" P-INDEP
 ;* V267 tmp257      [V267    ] (  0,  0   )   byref  ->  zero-ref    "field V132._reference (fldOffset=0x0)" P-INDEP
 ;* V268 tmp258      [V268    ] (  0,  0   )     int  ->  zero-ref    "field V132._length (fldOffset=0x8)" P-INDEP
 ;  V269 tmp259      [V269,T78] (  4,  4   )   byref  ->  r15         "field V134._reference (fldOffset=0x0)" P-INDEP
 ;  V270 tmp260      [V270,T97] (  4,  4   )     int  ->  rbx         "field V134._length (fldOffset=0x8)" P-INDEP
 ;  V271 tmp261      [V271,T07] (  6, 24   )     ref  ->  rdi         "argument with side effect"
 ;  V272 tmp262      [V272,T43] (  4,  8   )     ref  ->  rax         "argument with side effect"
 ;  V273 cse0        [V273,T04] (  3, 47.52)     int  ->  rsi         "CSE #23: aggressive"
 ;  V274 cse1        [V274,T05] ( 16, 35.64)    long  ->  [rbp-0x40]  spill-single-def "CSE #03: aggressive"
 ;
 ; Lcl frame size = 40
 
 G_M41445_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        sub      rsp, 40
        lea      rbp, [rsp+0x50]
        mov      r15, rsi
        mov      ebx, edx
 						;; size=24 bbWeight=1 PerfScore 7.25
 G_M41445_IG02:
        mov      r14, gword ptr [rdi+0x10]
        mov      esi, dword ptr [r14+0x08]
        mov      rdi, 0xD1FFAB1E      ; System.Object[]
        call     CORINFO_HELP_NEWARR_1_OBJ
        mov      r13, rax
        xor      r12d, r12d
        cmp      dword ptr [r14+0x08], 0
        jle      G_M41445_IG32
 						;; size=40 bbWeight=1 PerfScore 9.75
 G_M41445_IG03:
        mov      edi, dword ptr [r14+0x08]
        cmp      edi, dword ptr [r13+0x08]
        jg       G_M41445_IG34
 						;; size=14 bbWeight=0.25 PerfScore 1.50
 G_M41445_IG04:
        test     ebx, ebx
        jle      G_M41445_IG32
        mov      eax, r12d
        mov      qword ptr [rbp-0x40], rax
        mov      rdi, gword ptr [r14+8*rax+0x10]
        mov      rcx, qword ptr [rdi]
        mov      rcx, qword ptr [rcx+0x40]
        call     [rcx+0x38]System.Reflection.ParameterInfo:get_ParameterType():System.Type:this
        mov      rdi, rax
        mov      gword ptr [rbp-0x48], rax
        mov      rcx, qword ptr [rax]
        mov      rcx, qword ptr [rcx+0x70]
        call     [rcx+0x30]System.Type:get_IsEnum():ubyte:this
        test     eax, eax
        je       SHORT G_M41445_IG06
 						;; size=51 bbWeight=3.96 PerfScore 83.16
 G_M41445_IG05:
        mov      rdi, gword ptr [rbp-0x48]
        mov      rsi, 0xD1FFAB1E      ; 'enumType'
        mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rdi, gword ptr [rbp-0x48]
        mov      gword ptr [rbp-0x48], rdi
        mov      rax, qword ptr [rdi]
        mov      rax, qword ptr [rax+0xA0]
        call     [rax+0x18]System.Type:GetEnumUnderlyingType():System.Type:this
        jmp      SHORT G_M41445_IG07
        align    [4 bytes for IG10]
 						;; size=53 bbWeight=1.98 PerfScore 30.69
 G_M41445_IG06:
        xor      rax, rax
 						;; size=2 bbWeight=1.98 PerfScore 0.49
 G_M41445_IG07:
        mov      rdi, 0xD1FFAB1E      ; 'System.IntPtr'
        mov      rcx, gword ptr [rbp-0x48]
        cmp      rcx, rdi
        je       G_M41445_IG30
 						;; size=23 bbWeight=3.96 PerfScore 9.90
 G_M41445_IG08:
        mov      rdi, 0xD1FFAB1E      ; 'System.Int32'
        cmp      rcx, rdi
        je       G_M41445_IG29
        mov      rdi, 0xD1FFAB1E      ; 'System.Int32'
        cmp      rax, rdi
        je       G_M41445_IG29
        mov      rdi, 0xD1FFAB1E      ; 'System.UInt32'
        cmp      rcx, rdi
        je       G_M41445_IG28
        mov      rdi, 0xD1FFAB1E      ; 'System.UInt32'
        cmp      rax, rdi
        je       G_M41445_IG28
        mov      rdi, 0xD1FFAB1E      ; 'System.Int64'
        cmp      rcx, rdi
        je       G_M41445_IG27
        mov      rdi, 0xD1FFAB1E      ; 'System.Int64'
        cmp      rax, rdi
        je       G_M41445_IG27
        mov      rdi, 0xD1FFAB1E      ; 'System.UInt64'
        cmp      rcx, rdi
        je       G_M41445_IG26
        mov      rdi, 0xD1FFAB1E      ; 'System.UInt64'
        cmp      rax, rdi
        je       G_M41445_IG26
        mov      rdi, 0xD1FFAB1E      ; 'System.Byte'
        cmp      rcx, rdi
        je       G_M41445_IG25
        mov      rdi, 0xD1FFAB1E      ; 'System.Byte'
        cmp      rax, rdi
        je       G_M41445_IG25
        mov      rdi, 0xD1FFAB1E      ; 'System.SByte'
        cmp      rcx, rdi
        je       G_M41445_IG24
        mov      rdi, 0xD1FFAB1E      ; 'System.SByte'
        cmp      rax, rdi
        je       G_M41445_IG24
        mov      rdi, 0xD1FFAB1E      ; 'System.Int16'
        cmp      rcx, rdi
        je       G_M41445_IG23
        mov      rdi, 0xD1FFAB1E      ; 'System.Int16'
        cmp      rax, rdi
 						;; size=260 bbWeight=1.98 PerfScore 39.60
 G_M41445_IG09:
        je       G_M41445_IG23
        mov      rdi, 0xD1FFAB1E      ; 'System.UInt16'
        cmp      rcx, rdi
        je       G_M41445_IG22
        mov      rdi, 0xD1FFAB1E      ; 'System.UInt16'
        cmp      rax, rdi
        je       G_M41445_IG22
        mov      rdi, 0xD1FFAB1E      ; 'System.Single'
        cmp      rcx, rdi
        je       G_M41445_IG21
        mov      rdi, 0xD1FFAB1E      ; 'System.Double'
        cmp      rcx, rdi
        je       G_M41445_IG20
        mov      rdi, 0xD1FFAB1E      ; 'System.Boolean'
        cmp      rcx, rdi
        je       G_M41445_IG19
        mov      rdi, 0xD1FFAB1E      ; 'System.Guid'
        cmp      rcx, rdi
        je       G_M41445_IG18
        mov      rdi, 0xD1FFAB1E      ; 'System.Char'
        cmp      rcx, rdi
        je       G_M41445_IG17
        mov      rdi, 0xD1FFAB1E      ; 'System.String'
        cmp      rcx, rdi
        jne      G_M41445_IG31
        mov      edx, -1
        mov      edi, 1
        cmp      ebx, 1
        jle      SHORT G_M41445_IG13
 						;; size=173 bbWeight=1.98 PerfScore 29.21
 G_M41445_IG10:
        lea      esi, [rdi-0x01]
        cmp      esi, ebx
        jae      G_M41445_IG64
        cmp      byte  ptr [r15+rsi], 0
        jne      SHORT G_M41445_IG12
 						;; size=18 bbWeight=15.84 PerfScore 91.08
 G_M41445_IG11:
        cmp      edi, ebx
        jae      G_M41445_IG64
        mov      esi, edi
        cmp      byte  ptr [r15+rsi], 0
        je       SHORT G_M41445_IG14
 						;; size=17 bbWeight=7.92 PerfScore 43.56
 G_M41445_IG12:
        add      edi, 2
        cmp      edi, ebx
        jl       SHORT G_M41445_IG10
 						;; size=7 bbWeight=15.84 PerfScore 23.76
 G_M41445_IG13:
        test     edx, edx
        jge      SHORT G_M41445_IG15
        shr      ebx, 1
        mov      rdi, r15
        mov      esi, ebx
        xor      r15, r15
        xor      ebx, ebx
        jmp      SHORT G_M41445_IG16
 						;; size=18 bbWeight=1.98 PerfScore 9.41
 G_M41445_IG14:
        lea      edx, [rdi+0x01]
        jmp      SHORT G_M41445_IG13
 						;; size=5 bbWeight=1.98 PerfScore 4.95
 G_M41445_IG15:
        lea      esi, [rdx-0x02]
        cmp      esi, ebx
        ja       G_M41445_IG62
        shr      esi, 1
        mov      rdi, r15
        cmp      edx, ebx
        ja       G_M41445_IG62
        mov      r15d, edx
        add      r15, rdi
        sub      ebx, edx
 						;; size=32 bbWeight=1.98 PerfScore 8.91
 G_M41445_IG16:
        call     System.String:.ctor(System.ReadOnlySpan`1[ushort]):this
        mov      rdx, rax
        movsxd   rsi, r12d
        mov      rdi, r13
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_ARRADDR_ST
        call     [rax]CORINFO_HELP_ARRADDR_ST
        jmp      G_M41445_IG31
 						;; size=31 bbWeight=1.98 PerfScore 13.86
 G_M41445_IG17:
        cmp      ebx, 2
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Char
        call     CORINFO_HELP_NEWSFAST
        movzx    rdi, word  ptr [r15]
        mov      word  ptr [rax+0x08], di
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 2
-       jb       G_M41445_IG62
        add      r15, 2
        add      ebx, -2
        jmp      G_M41445_IG31
-						;; size=70 bbWeight=1.98 PerfScore 26.73
+						;; size=61 bbWeight=1.98 PerfScore 24.26
 G_M41445_IG18:
        cmp      ebx, 16
-       jb       G_M41445_IG62
+       jl       G_M41445_IG62
        vmovups  xmm0, xmmword ptr [r15]
        vmovups  xmmword ptr [rbp-0x38], xmm0
        mov      rdi, 0xD1FFAB1E      ; System.Guid
        call     CORINFO_HELP_NEWSFAST
        vmovups  xmm0, xmmword ptr [rbp-0x38]
        vmovups  xmmword ptr [rax+0x08], xmm0
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
        add      r15, 16
        add      ebx, -16
        jmp      G_M41445_IG31
 						;; size=73 bbWeight=1.98 PerfScore 38.11
 G_M41445_IG19:
        cmp      ebx, 4
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Boolean
        call     CORINFO_HELP_NEWSFAST
        cmp      dword ptr [r15], 1
        sete     dil
        mov      byte  ptr [rax+0x08], dil
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 4
-       jb       G_M41445_IG62
        add      r15, 4
        add      ebx, -4
        jmp      G_M41445_IG31
-						;; size=74 bbWeight=1.98 PerfScore 30.69
+						;; size=65 bbWeight=1.98 PerfScore 28.22
 G_M41445_IG20:
        cmp      ebx, 8
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Double
        call     CORINFO_HELP_NEWSFAST
        vmovsd   xmm0, qword ptr [r15]
        vmovsd   qword ptr [rax+0x08], xmm0
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 8
-       jb       G_M41445_IG62
        add      r15, 8
        add      ebx, -8
        jmp      G_M41445_IG31
-						;; size=72 bbWeight=1.98 PerfScore 32.67
+						;; size=63 bbWeight=1.98 PerfScore 30.20
 G_M41445_IG21:
        cmp      ebx, 4
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Single
        call     CORINFO_HELP_NEWSFAST
        vmovss   xmm0, dword ptr [r15]
        vmovss   dword ptr [rax+0x08], xmm0
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 4
-       jb       G_M41445_IG62
        add      r15, 4
        add      ebx, -4
        jmp      G_M41445_IG31
-						;; size=72 bbWeight=1.98 PerfScore 32.67
+						;; size=63 bbWeight=1.98 PerfScore 30.20
 G_M41445_IG22:
        cmp      ebx, 2
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.UInt16
        call     CORINFO_HELP_NEWSFAST
        movzx    rdi, word  ptr [r15]
        mov      word  ptr [rax+0x08], di
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 2
-       jb       G_M41445_IG62
        add      r15, 2
        add      ebx, -2
        jmp      G_M41445_IG31
-						;; size=70 bbWeight=1.98 PerfScore 26.73
+						;; size=61 bbWeight=1.98 PerfScore 24.26
 G_M41445_IG23:
        cmp      ebx, 2
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Int16
        call     CORINFO_HELP_NEWSFAST
        movsx    rdi, word  ptr [r15]
        mov      word  ptr [rax+0x08], di
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 2
-       jb       G_M41445_IG62
        add      r15, 2
        add      ebx, -2
        jmp      G_M41445_IG31
-						;; size=70 bbWeight=1.98 PerfScore 30.69
+						;; size=61 bbWeight=1.98 PerfScore 28.22
 G_M41445_IG24:
        mov      rdi, 0xD1FFAB1E      ; System.SByte
        call     CORINFO_HELP_NEWSFAST
        movsx    rdi, byte  ptr [r15]
        mov      byte  ptr [rax+0x08], dil
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
        inc      r15
        dec      ebx
        jmp      G_M41445_IG31
 						;; size=50 bbWeight=1.98 PerfScore 25.74
 G_M41445_IG25:
        mov      rdi, 0xD1FFAB1E      ; System.Byte
        call     CORINFO_HELP_NEWSFAST
        movzx    rdi, byte  ptr [r15]
        mov      byte  ptr [rax+0x08], dil
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
        inc      r15
        dec      ebx
        jmp      G_M41445_IG31
 						;; size=50 bbWeight=1.98 PerfScore 21.78
 G_M41445_IG26:
        cmp      ebx, 8
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.UInt64
        call     CORINFO_HELP_NEWSFAST
        mov      rdi, qword ptr [r15]
        mov      qword ptr [rax+0x08], rdi
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 8
-       jb       G_M41445_IG62
        add      r15, 8
        add      ebx, -8
        jmp      G_M41445_IG31
-						;; size=69 bbWeight=1.98 PerfScore 26.73
+						;; size=60 bbWeight=1.98 PerfScore 24.26
 G_M41445_IG27:
        cmp      ebx, 8
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Int64
        call     CORINFO_HELP_NEWSFAST
        mov      rdi, qword ptr [r15]
        mov      qword ptr [rax+0x08], rdi
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 8
-       jb       G_M41445_IG62
        add      r15, 8
        add      ebx, -8
        jmp      G_M41445_IG31
-						;; size=69 bbWeight=1.98 PerfScore 26.73
+						;; size=60 bbWeight=1.98 PerfScore 24.26
 G_M41445_IG28:
        cmp      ebx, 4
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.UInt32
        call     CORINFO_HELP_NEWSFAST
        mov      edi, dword ptr [r15]
        mov      dword ptr [rax+0x08], edi
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 4
-       jb       G_M41445_IG62
        add      r15, 4
        add      ebx, -4
-       jmp      G_M41445_IG31
-						;; size=68 bbWeight=1.98 PerfScore 26.73
+       jmp      SHORT G_M41445_IG31
+						;; size=56 bbWeight=1.98 PerfScore 24.26
 G_M41445_IG29:
        cmp      ebx, 4
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Int32
        call     CORINFO_HELP_NEWSFAST
        mov      edi, dword ptr [r15]
        mov      dword ptr [rax+0x08], edi
        mov      rcx, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rcx+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 4
-       jb       G_M41445_IG62
        add      r15, 4
        add      ebx, -4
        jmp      SHORT G_M41445_IG31
-						;; size=65 bbWeight=1.98 PerfScore 26.73
+						;; size=56 bbWeight=1.98 PerfScore 24.26
 G_M41445_IG30:
        cmp      ebx, 8
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.IntPtr
        call     CORINFO_HELP_NEWSFAST
        mov      rdi, qword ptr [r15]
        mov      qword ptr [rax+0x08], rdi
        mov      rdi, qword ptr [rbp-0x40]
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 8
-       jb       G_M41445_IG62
        add      r15, 8
        add      ebx, -8
-						;; size=64 bbWeight=1.98 PerfScore 22.77
+						;; size=55 bbWeight=1.98 PerfScore 20.30
 G_M41445_IG31:
        inc      r12d
        cmp      dword ptr [r14+0x08], r12d
        jg       G_M41445_IG04
 						;; size=13 bbWeight=3.96 PerfScore 16.83
 G_M41445_IG32:
        mov      rax, r13
 						;; size=3 bbWeight=1 PerfScore 0.25
 G_M41445_IG33:
        add      rsp, 40
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=1 PerfScore 4.25
 G_M41445_IG34:
        test     ebx, ebx
        jle      SHORT G_M41445_IG32
        mov      edi, r12d
        mov      rdi, gword ptr [r14+8*rdi+0x10]
        mov      rax, qword ptr [rdi]
        mov      rax, qword ptr [rax+0x40]
        call     [rax+0x38]System.Reflection.ParameterInfo:get_ParameterType():System.Type:this
        mov      rdi, rax
        mov      gword ptr [rbp-0x48], rax
        mov      rcx, qword ptr [rax]
        mov      rcx, qword ptr [rcx+0x70]
        call     [rcx+0x30]System.Type:get_IsEnum():ubyte:this
        test     eax, eax
        je       SHORT G_M41445_IG36
 						;; size=43 bbWeight=0.04 PerfScore 0.80
 G_M41445_IG35:
        mov      rdi, gword ptr [rbp-0x48]
        mov      rsi, 0xD1FFAB1E      ; 'enumType'
        mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rdi, gword ptr [rbp-0x48]
        mov      gword ptr [rbp-0x48], rdi
        mov      rax, qword ptr [rdi]
        mov      rax, qword ptr [rax+0xA0]
        call     [rax+0x18]System.Type:GetEnumUnderlyingType():System.Type:this
        jmp      SHORT G_M41445_IG37
 						;; size=49 bbWeight=0.02 PerfScore 0.31
 G_M41445_IG36:
        xor      rax, rax
 						;; size=2 bbWeight=0.02 PerfScore 0.01
 G_M41445_IG37:
        mov      rdi, 0xD1FFAB1E      ; 'System.IntPtr'
        mov      rsi, gword ptr [rbp-0x48]
        cmp      rsi, rdi
        je       G_M41445_IG60
 						;; size=23 bbWeight=0.04 PerfScore 0.10
 G_M41445_IG38:
        mov      rdi, 0xD1FFAB1E      ; 'System.Int32'
        cmp      rsi, rdi
        je       G_M41445_IG59
        mov      rdi, 0xD1FFAB1E      ; 'System.Int32'
        cmp      rax, rdi
        je       G_M41445_IG59
        mov      rdi, 0xD1FFAB1E      ; 'System.UInt32'
        cmp      rsi, rdi
        je       G_M41445_IG58
        mov      rdi, 0xD1FFAB1E      ; 'System.UInt32'
        cmp      rax, rdi
        je       G_M41445_IG58
        mov      rdi, 0xD1FFAB1E      ; 'System.Int64'
        cmp      rsi, rdi
        je       G_M41445_IG57
        mov      rdi, 0xD1FFAB1E      ; 'System.Int64'
        cmp      rax, rdi
        je       G_M41445_IG57
        mov      rdi, 0xD1FFAB1E      ; 'System.UInt64'
        cmp      rsi, rdi
        je       G_M41445_IG56
        mov      rdi, 0xD1FFAB1E      ; 'System.UInt64'
        cmp      rax, rdi
        je       G_M41445_IG56
        mov      rdi, 0xD1FFAB1E      ; 'System.Byte'
        cmp      rsi, rdi
        je       G_M41445_IG55
        mov      rdi, 0xD1FFAB1E      ; 'System.Byte'
        cmp      rax, rdi
        je       G_M41445_IG55
        mov      rdi, 0xD1FFAB1E      ; 'System.SByte'
        cmp      rsi, rdi
        je       G_M41445_IG54
        mov      rdi, 0xD1FFAB1E      ; 'System.SByte'
        cmp      rax, rdi
        je       G_M41445_IG54
        mov      rdi, 0xD1FFAB1E      ; 'System.Int16'
        cmp      rsi, rdi
        je       G_M41445_IG53
        mov      rdi, 0xD1FFAB1E      ; 'System.Int16'
        cmp      rax, rdi
 						;; size=260 bbWeight=0.02 PerfScore 0.40
 G_M41445_IG39:
        je       G_M41445_IG53
        mov      rdi, 0xD1FFAB1E      ; 'System.UInt16'
        cmp      rsi, rdi
        je       G_M41445_IG52
        mov      rdi, 0xD1FFAB1E      ; 'System.UInt16'
        cmp      rax, rdi
        je       G_M41445_IG52
        mov      rdi, 0xD1FFAB1E      ; 'System.Single'
        cmp      rsi, rdi
        je       G_M41445_IG51
        mov      rdi, 0xD1FFAB1E      ; 'System.Double'
        cmp      rsi, rdi
        je       G_M41445_IG50
        mov      rdi, 0xD1FFAB1E      ; 'System.Boolean'
        cmp      rsi, rdi
        je       G_M41445_IG49
        mov      rdi, 0xD1FFAB1E      ; 'System.Guid'
        cmp      rsi, rdi
        je       G_M41445_IG48
        mov      rdi, 0xD1FFAB1E      ; 'System.Char'
        cmp      rsi, rdi
        je       G_M41445_IG47
        mov      rdi, 0xD1FFAB1E      ; 'System.String'
        cmp      rsi, rdi
        jne      G_M41445_IG61
        mov      edx, -1
        mov      edi, 1
        cmp      ebx, 1
        jle      SHORT G_M41445_IG43
 						;; size=173 bbWeight=0.02 PerfScore 0.30
 G_M41445_IG40:
        lea      esi, [rdi-0x01]
        cmp      esi, ebx
        jae      G_M41445_IG64
        lea      esi, [rdi-0x01]
        cmp      byte  ptr [r15+rsi], 0
        jne      SHORT G_M41445_IG42
 						;; size=21 bbWeight=0.16 PerfScore 1.00
 G_M41445_IG41:
        cmp      edi, ebx
        jae      G_M41445_IG64
        mov      esi, edi
        cmp      byte  ptr [r15+rsi], 0
        je       SHORT G_M41445_IG44
 						;; size=17 bbWeight=0.08 PerfScore 0.44
 G_M41445_IG42:
        add      edi, 2
        cmp      edi, ebx
        jl       SHORT G_M41445_IG40
 						;; size=7 bbWeight=0.16 PerfScore 0.24
 G_M41445_IG43:
        test     edx, edx
        jge      SHORT G_M41445_IG45
        shr      ebx, 1
        mov      rdi, r15
        mov      esi, ebx
        xor      r15, r15
        xor      ebx, ebx
        jmp      SHORT G_M41445_IG46
 						;; size=18 bbWeight=0.02 PerfScore 0.10
 G_M41445_IG44:
        lea      edx, [rdi+0x01]
        jmp      SHORT G_M41445_IG43
 						;; size=5 bbWeight=0.02 PerfScore 0.05
 G_M41445_IG45:
        lea      esi, [rdx-0x02]
        cmp      esi, ebx
        ja       G_M41445_IG62
        shr      esi, 1
        mov      rdi, r15
        cmp      edx, ebx
        ja       G_M41445_IG62
        mov      r15d, edx
        add      r15, rdi
        sub      ebx, edx
 						;; size=32 bbWeight=0.02 PerfScore 0.09
 G_M41445_IG46:
        call     System.String:.ctor(System.ReadOnlySpan`1[ushort]):this
        mov      rdx, rax
        movsxd   rsi, r12d
        mov      rdi, r13
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_ARRADDR_ST
        call     [rax]CORINFO_HELP_ARRADDR_ST
        jmp      G_M41445_IG61
 						;; size=31 bbWeight=0.02 PerfScore 0.14
 G_M41445_IG47:
        cmp      ebx, 2
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Char
        call     CORINFO_HELP_NEWSFAST
        movzx    rdi, word  ptr [r15]
        mov      word  ptr [rax+0x08], di
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 2
-       jb       G_M41445_IG62
        add      r15, 2
        add      ebx, -2
        jmp      G_M41445_IG61
-						;; size=79 bbWeight=0.02 PerfScore 0.34
+						;; size=70 bbWeight=0.02 PerfScore 0.31
 G_M41445_IG48:
        cmp      ebx, 16
-       jb       G_M41445_IG62
+       jl       G_M41445_IG62
        vmovups  xmm0, xmmword ptr [r15]
        vmovups  xmmword ptr [rbp-0x38], xmm0
        mov      rdi, 0xD1FFAB1E      ; System.Guid
        call     CORINFO_HELP_NEWSFAST
        vmovups  xmm0, xmmword ptr [rbp-0x38]
        vmovups  xmmword ptr [rax+0x08], xmm0
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
        add      r15, 16
        add      ebx, -16
        jmp      G_M41445_IG61
 						;; size=82 bbWeight=0.02 PerfScore 0.45
 G_M41445_IG49:
        cmp      ebx, 4
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Boolean
        call     CORINFO_HELP_NEWSFAST
        cmp      dword ptr [r15], 1
        sete     dil
        mov      byte  ptr [rax+0x08], dil
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 4
-       jb       G_M41445_IG62
        add      r15, 4
        add      ebx, -4
        jmp      G_M41445_IG61
-						;; size=83 bbWeight=0.02 PerfScore 0.38
+						;; size=74 bbWeight=0.02 PerfScore 0.35
 G_M41445_IG50:
        cmp      ebx, 8
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Double
        call     CORINFO_HELP_NEWSFAST
        vmovsd   xmm0, qword ptr [r15]
        vmovsd   qword ptr [rax+0x08], xmm0
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 8
-       jb       G_M41445_IG62
        add      r15, 8
        add      ebx, -8
        jmp      G_M41445_IG61
-						;; size=81 bbWeight=0.02 PerfScore 0.40
+						;; size=72 bbWeight=0.02 PerfScore 0.37
 G_M41445_IG51:
        cmp      ebx, 4
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Single
        call     CORINFO_HELP_NEWSFAST
        vmovss   xmm0, dword ptr [r15]
        vmovss   dword ptr [rax+0x08], xmm0
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 4
-       jb       G_M41445_IG62
        add      r15, 4
        add      ebx, -4
        jmp      G_M41445_IG61
-						;; size=81 bbWeight=0.02 PerfScore 0.40
+						;; size=72 bbWeight=0.02 PerfScore 0.37
 G_M41445_IG52:
        cmp      ebx, 2
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.UInt16
        call     CORINFO_HELP_NEWSFAST
        movzx    rdi, word  ptr [r15]
        mov      word  ptr [rax+0x08], di
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 2
-       jb       G_M41445_IG62
        add      r15, 2
        add      ebx, -2
        jmp      G_M41445_IG61
-						;; size=79 bbWeight=0.02 PerfScore 0.34
+						;; size=70 bbWeight=0.02 PerfScore 0.31
 G_M41445_IG53:
        cmp      ebx, 2
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Int16
        call     CORINFO_HELP_NEWSFAST
        movsx    rdi, word  ptr [r15]
        mov      word  ptr [rax+0x08], di
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 2
-       jb       G_M41445_IG62
        add      r15, 2
        add      ebx, -2
        jmp      G_M41445_IG61
-						;; size=79 bbWeight=0.02 PerfScore 0.38
+						;; size=70 bbWeight=0.02 PerfScore 0.35
 G_M41445_IG54:
        mov      rdi, 0xD1FFAB1E      ; System.SByte
        call     CORINFO_HELP_NEWSFAST
        movsx    rdi, byte  ptr [r15]
        mov      byte  ptr [rax+0x08], dil
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
        inc      r15
        dec      ebx
        jmp      G_M41445_IG61
 						;; size=59 bbWeight=0.02 PerfScore 0.33
 G_M41445_IG55:
        mov      rdi, 0xD1FFAB1E      ; System.Byte
        call     CORINFO_HELP_NEWSFAST
        movzx    rdi, byte  ptr [r15]
        mov      byte  ptr [rax+0x08], dil
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
        inc      r15
        dec      ebx
        jmp      G_M41445_IG61
 						;; size=59 bbWeight=0.02 PerfScore 0.29
 G_M41445_IG56:
        cmp      ebx, 8
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.UInt64
        call     CORINFO_HELP_NEWSFAST
        mov      rdi, qword ptr [r15]
        mov      qword ptr [rax+0x08], rdi
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 8
-       jb       G_M41445_IG62
        add      r15, 8
        add      ebx, -8
        jmp      G_M41445_IG61
-						;; size=78 bbWeight=0.02 PerfScore 0.34
+						;; size=69 bbWeight=0.02 PerfScore 0.31
 G_M41445_IG57:
        cmp      ebx, 8
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Int64
        call     CORINFO_HELP_NEWSFAST
        mov      rdi, qword ptr [r15]
        mov      qword ptr [rax+0x08], rdi
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 8
-       jb       G_M41445_IG62
        add      r15, 8
        add      ebx, -8
        jmp      G_M41445_IG61
-						;; size=78 bbWeight=0.02 PerfScore 0.34
+						;; size=69 bbWeight=0.02 PerfScore 0.31
 G_M41445_IG58:
        cmp      ebx, 4
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.UInt32
        call     CORINFO_HELP_NEWSFAST
        mov      edi, dword ptr [r15]
        mov      dword ptr [rax+0x08], edi
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 4
-       jb       G_M41445_IG62
        add      r15, 4
        add      ebx, -4
-       jmp      G_M41445_IG61
-						;; size=77 bbWeight=0.02 PerfScore 0.34
+       jmp      SHORT G_M41445_IG61
+						;; size=65 bbWeight=0.02 PerfScore 0.31
 G_M41445_IG59:
        cmp      ebx, 4
        jl       G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.Int32
        call     CORINFO_HELP_NEWSFAST
        mov      edi, dword ptr [r15]
        mov      dword ptr [rax+0x08], edi
        cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 4
-       jb       SHORT G_M41445_IG62
        add      r15, 4
        add      ebx, -4
        jmp      SHORT G_M41445_IG61
-						;; size=70 bbWeight=0.02 PerfScore 0.34
+						;; size=65 bbWeight=0.02 PerfScore 0.31
 G_M41445_IG60:
        cmp      ebx, 8
        jl       SHORT G_M41445_IG63
        mov      rdi, 0xD1FFAB1E      ; System.IntPtr
        call     CORINFO_HELP_NEWSFAST
        mov      rdi, qword ptr [r15]
        mov      qword ptr [rax+0x08], rdi
        cmp      r12d, dword ptr [r13+0x08]
        jae      SHORT G_M41445_IG64
        mov      edi, r12d
        lea      rdi, bword ptr [r13+8*rdi+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       cmp      ebx, 8
-       jb       SHORT G_M41445_IG62
        add      r15, 8
        add      ebx, -8
-						;; size=61 bbWeight=0.02 PerfScore 0.30
+						;; size=56 bbWeight=0.02 PerfScore 0.27
 G_M41445_IG61:
        inc      r12d
        cmp      dword ptr [r14+0x08], r12d
        jg       G_M41445_IG34
        jmp      G_M41445_IG32
 						;; size=18 bbWeight=0.04 PerfScore 0.25
 G_M41445_IG62:
        mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowArgumentOutOfRangeException()
        call     [rax]System.ThrowHelper:ThrowArgumentOutOfRangeException()
        int3     
 						;; size=13 bbWeight=0 PerfScore 0.00
 G_M41445_IG63:
        mov      edi, 40
        mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowArgumentOutOfRangeException(int)
        call     [rax]System.ThrowHelper:ThrowArgumentOutOfRangeException(int)
        int3     
 						;; size=18 bbWeight=0 PerfScore 0.00
 G_M41445_IG64:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 3517, prolog size 24, PerfScore 833.03, instruction count 759, allocated bytes for code 3517 (MethodHash=31e95e1a) for method System.Diagnostics.Tracing.EventPipePayloadDecoder:DecodePayload(byref,System.ReadOnlySpan`1[ubyte]):System.Object[] (FullOpts)
+; Total bytes of code 3321, prolog size 24, PerfScore 805.53, instruction count 715, allocated bytes for code 3321 (MethodHash=31e95e1a) for method System.Diagnostics.Tracing.EventPipePayloadDecoder:DecodePayload(byref,System.ReadOnlySpan`1[ubyte]):System.Object[] (FullOpts)

Note: some changes were skipped as they were too large to fit into a comment.

Larger list of diffs: https://gist.github.com/MihuBot/6962c5e806c70a4d7de090e79170cc3e

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MihuBot commented Jul 28, 2024

@xtqqczze

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