[X64] xtqqczze/dotnet-runtime/MemoryMarshal-Cast

[MihuBot]

Build completed in 29 minutes.

Diffs

Diffs

Found 273 files with textual diffs.

Summary of Code Size diffs:
(Lower is better)

Total bytes of base: 38843992
Total bytes of diff: 38846134
Total bytes of delta: 2142 (0.01 % of base)
Total relative delta: 1.67
    diff is a regression.
    relative diff is a regression.


Top file regressions (bytes):
        1312 : System.Private.CoreLib.dasm (0.02 % of base)
         648 : System.Private.Xml.dasm (0.02 % of base)
         199 : System.Console.dasm (0.23 % of base)
          86 : System.Text.Json.dasm (0.01 % of base)

Top file improvements (bytes):
         -39 : System.Private.Uri.dasm (-0.04 % of base)
         -24 : Microsoft.Extensions.Logging.Console.dasm (-0.03 % of base)
         -16 : System.Net.Primitives.dasm (-0.02 % of base)
         -16 : System.Net.Http.dasm (-0.00 % of base)
          -5 : System.Linq.dasm (-0.00 % of base)
          -3 : System.Runtime.Numerics.dasm (-0.00 % of base)

10 total files with Code Size differences (6 improved, 4 regressed), 246 unchanged.

Top method regressions (bytes):
        1068 (93.93 % of base) : System.Private.CoreLib.dasm - System.Number:<TryFormatInt128>g__TryFormatInt128Slow|42_0[ubyte](System.Int128,System.ReadOnlySpan`1[ushort],System.IFormatProvider,System.Span`1[ubyte],byref):ubyte (FullOpts)
         504 (11.05 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationWriter:WriteTypedPrimitive(System.String,System.String,System.Object,ubyte):this (FullOpts)
         215 (4.77 % of base) : System.Console.dasm - System.TermInfo+ParameterizedStrings:EvaluateInternal(System.String,byref,System.TermInfo+ParameterizedStrings+FormatParam[],System.Collections.Generic.Stack`1[System.TermInfo+ParameterizedStrings+FormatParam],byref,byref):System.String (FullOpts)
         181 (4.29 % of base) : System.Private.Xml.dasm - System.Xml.Schema.XsdDuration:TryFormat(System.Span`1[ushort],byref,int):ubyte:this (FullOpts)
         154 (9.53 % of base) : System.Private.CoreLib.dasm - System.Number:TryParseFloat[ubyte,double](System.ReadOnlySpan`1[ubyte],int,System.Globalization.NumberFormatInfo,byref):ubyte (FullOpts)
         117 (4.43 % of base) : System.Private.CoreLib.dasm - System.TimeZoneInfo+StringSerializer:SerializeTransitionTime(System.TimeZoneInfo+TransitionTime,byref) (FullOpts)
         109 (20.60 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Converters.Int128Converter:Format(System.Span`1[ubyte],System.Int128,byref) (FullOpts)
          99 (26.12 % of base) : System.Private.CoreLib.dasm - System.IntPtr:TryFormat(System.Span`1[ubyte],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
          69 (8.18 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Converters.Int128Converter:WriteCore(System.Text.Json.Utf8JsonWriter,System.Int128) (FullOpts)
          34 (4.04 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:<AppendSpanFormattable>g__GrowAndAppendFormatted|20_0[long](byref,long,int,byref,System.String):ubyte (FullOpts)
          33 (3.99 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:<AppendSpanFormattable>g__GrowAndAppendFormatted|20_0[System.Nullable`1[int]](byref,System.Nullable`1[int],int,byref,System.String):ubyte (FullOpts)
          32 (2.70 % of base) : System.Private.CoreLib.dasm - System.Number:TryParseBinaryIntegerStyle[ubyte,long](System.ReadOnlySpan`1[ubyte],int,System.Globalization.NumberFormatInfo,byref):int (FullOpts)
          29 (4.98 % of base) : System.Private.CoreLib.dasm - System.Int128:TryFormat(System.Span`1[ubyte],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
          24 (2.94 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:<AppendSpanFormattable>g__GrowAndAppendFormatted|20_0[short](byref,short,int,byref,System.String):ubyte (FullOpts)
          19 (2.35 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:<AppendSpanFormattable>g__GrowAndAppendFormatted|20_0[int](byref,int,int,byref,System.String):ubyte (FullOpts)
          17 (3.79 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[int](int):ubyte:this (FullOpts)
          16 (1.57 % of base) : System.Private.CoreLib.dasm - System.Number:TryParseBinaryIntegerStyle[ushort,int](System.ReadOnlySpan`1[ushort],int,System.Globalization.NumberFormatInfo,byref):int (FullOpts)
          14 (2.69 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendFormatted[int](int):ubyte:this (FullOpts)
          11 (0.61 % of base) : System.Private.CoreLib.dasm - System.Enum:GetValuesAsUnderlyingType(System.RuntimeType):System.Array (FullOpts)
          10 (1.81 % of base) : System.Private.CoreLib.dasm - System.DateTimeFormat:FormatFraction[ubyte](byref,int,System.ReadOnlySpan`1[ushort]) (FullOpts)
           9 (1.83 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[long](long):ubyte:this (FullOpts)
           8 (2.01 % of base) : System.Private.CoreLib.dasm - System.IntPtr:TryFormat(System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
           7 (1.64 % of base) : System.Runtime.Numerics.dasm - System.Numerics.Complex:TryFormatCore[ubyte](System.Span`1[ubyte],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
           7 (0.93 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Converters.Int128Converter:WriteAsPropertyNameCore(System.Text.Json.Utf8JsonWriter,System.Int128,System.Text.Json.JsonSerializerOptions,ubyte):this (FullOpts)
           7 (1.16 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[System.Nullable`1[int]](System.Nullable`1[int],System.String):this (FullOpts)
           6 (1.05 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.DefaultInterpolatedStringHandler:AppendFormatted[long](long,System.String):this (FullOpts)
           6 (1.08 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.DefaultInterpolatedStringHandler:AppendFormatted[short](short,System.String):this (FullOpts)
           5 (0.78 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendFormatted[long](long,System.String):ubyte:this (FullOpts)
           5 (0.88 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendFormatted[long](long):ubyte:this (FullOpts)
           5 (0.60 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendFormatted[System.Nullable`1[int]](System.Nullable`1[int],System.String):ubyte:this (FullOpts)
           4 (1.11 % of base) : System.Private.Xml.dasm - System.Xml.XmlConvert:TryFormat(long,System.Span`1[ushort],byref):ubyte (FullOpts)
           3 (0.46 % of base) : System.Private.CoreLib.dasm - System.Text.Rune:ChangeCaseCultureAware(System.Text.Rune,System.Globalization.TextInfo,ubyte):System.Text.Rune (FullOpts)
           2 (0.35 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.DefaultInterpolatedStringHandler:AppendFormatted[int](int):this (FullOpts)
           2 (0.33 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendFormatted[int](int,System.String):ubyte:this (FullOpts)
           1 (0.68 % of base) : System.Private.CoreLib.dasm - System.DateTimeFormat:AppendString[ubyte](byref,System.ReadOnlySpan`1[ushort]) (FullOpts)
           1 (0.09 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatPrimitiveNonDefault[int,long](System.RuntimeType,int,System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort]):ubyte (FullOpts)
           1 (0.09 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatPrimitiveNonDefault[short,long](System.RuntimeType,short,System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort]):ubyte (FullOpts)
           1 (0.25 % of base) : System.Private.CoreLib.dasm - System.Int16:TryFormat(System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
           1 (0.25 % of base) : System.Private.CoreLib.dasm - System.Int32:TryFormat(System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
           1 (0.24 % of base) : System.Private.CoreLib.dasm - System.Int64:TryFormat(System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
           1 (9.09 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.MemoryMarshal:Cast[long,long](System.ReadOnlySpan`1[long]):System.ReadOnlySpan`1[long] (FullOpts)
           1 (9.09 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.MemoryMarshal:Cast[long,long](System.Span`1[long]):System.Span`1[long] (FullOpts)
           1 (0.25 % of base) : System.Private.CoreLib.dasm - System.SByte:TryFormat(System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
           1 (0.30 % of base) : System.Private.Xml.dasm - System.Xml.XmlConvert:TryFormat(byte,System.Span`1[ushort],byref):ubyte (FullOpts)
           1 (0.32 % of base) : System.Private.Xml.dasm - System.Xml.XmlConvert:TryFormat(int,System.Span`1[ushort],byref):ubyte (FullOpts)
           1 (0.30 % of base) : System.Private.Xml.dasm - System.Xml.XmlConvert:TryFormat(short,System.Span`1[ushort],byref):ubyte (FullOpts)

Top method improvements (bytes):
        -135 (-1.94 % of base) : System.Private.CoreLib.dasm - System.Number:NumberToStringFormat[ubyte](byref,byref,System.ReadOnlySpan`1[ushort],System.Globalization.NumberFormatInfo) (FullOpts)
         -99 (-7.19 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Converters.Int128Converter:WriteNumberWithCustomHandling(System.Text.Json.Utf8JsonWriter,System.Int128,int):this (FullOpts)
         -28 (-1.16 % of base) : System.Private.Xml.dasm - System.Xml.Schema.XsdDateTime:TryFormat(System.Span`1[ushort],byref):ubyte:this (FullOpts)
         -27 (-1.44 % of base) : System.Private.Uri.dasm - System.IPv6AddressHelper:ParseCanonicalName(System.String,int,byref,byref):System.String (FullOpts)
         -21 (-3.73 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[short](short,System.String):ubyte:this (FullOpts)
         -18 (-3.38 % of base) : System.Private.CoreLib.dasm - System.Int128:TryFormat(System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
         -18 (-2.33 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.DefaultInterpolatedStringHandler:AppendFormatted[System.Nullable`1[int]](System.Nullable`1[int],System.String):this (FullOpts)
         -17 (-2.93 % of base) : System.Private.CoreLib.dasm - System.Version:TryFormatCore[ubyte](System.Span`1[ubyte],int,byref):ubyte:this (FullOpts)
         -16 (-2.09 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[System.Nullable`1[int]](System.Nullable`1[int],System.String):ubyte:this (FullOpts)
         -16 (-1.59 % of base) : System.Net.Primitives.dasm - System.Net.SocketAddress:ToString():System.String:this (FullOpts)
         -16 (-2.95 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.DefaultInterpolatedStringHandler:AppendFormatted[int](int,System.String):this (FullOpts)
         -14 (-2.55 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[long](long):this (FullOpts)
         -13 (-2.58 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[int](int):this (FullOpts)
         -12 (-1.01 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatPrimitiveNonDefault[long,long](System.RuntimeType,long,System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort]):ubyte (FullOpts)
         -12 (-0.77 % of base) : System.Private.Uri.dasm - System.UriBuilder:ToString():System.String:this (FullOpts)
         -11 (-0.20 % of base) : System.Private.CoreLib.dasm - System.DateTimeFormat:FormatCustomized[ubyte](System.DateTime,System.ReadOnlySpan`1[ushort],System.Globalization.DateTimeFormatInfo,System.TimeSpan,byref) (FullOpts)
         -11 (-2.36 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder:AppendSpanFormattable[int](int):System.Text.StringBuilder:this (FullOpts)
         -11 (-2.19 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder:AppendSpanFormattable[long](long):System.Text.StringBuilder:this (FullOpts)
         -11 (-2.35 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder:AppendSpanFormattable[short](short):System.Text.StringBuilder:this (FullOpts)
         -11 (-1.77 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendFormatted[short](short,System.String):ubyte:this (FullOpts)
         -10 (-0.28 % of base) : System.Runtime.Numerics.dasm - System.Number:FormatBigInteger(ubyte,System.Numerics.BigInteger,System.String,System.ReadOnlySpan`1[ushort],System.Globalization.NumberFormatInfo,System.Span`1[ushort],byref,byref):System.String (FullOpts)
          -8 (-1.46 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[int](int,System.String):ubyte:this (FullOpts)
          -8 (-1.39 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[long](long,System.String):ubyte:this (FullOpts)
          -8 (-1.49 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[System.Nullable`1[int]](System.Nullable`1[int]):this (FullOpts)
          -8 (-1.13 % of base) : System.Private.Xml.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[int](int,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Console.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[int](int,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Net.Http.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[int](int,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Private.CoreLib.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[int](int,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Private.Xml.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[short](short,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Console.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[short](short,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Net.Http.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[short](short,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Private.CoreLib.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[short](short,System.String,System.IFormatProvider):this (FullOpts)
          -7 (-1.21 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[int](int,System.String):this (FullOpts)
          -7 (-1.17 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[short](short,System.String):this (FullOpts)
          -6 (-0.75 % of base) : System.Private.CoreLib.dasm - System.Number:FormatCurrency[ubyte](byref,byref,int,System.Globalization.NumberFormatInfo) (FullOpts)
          -6 (-0.75 % of base) : System.Private.CoreLib.dasm - System.Number:FormatPercent[ubyte](byref,byref,int,System.Globalization.NumberFormatInfo) (FullOpts)
          -5 (-8.77 % of base) : System.Linq.dasm - System.Linq.Enumerable:Sum[long,long](System.ReadOnlySpan`1[long]):long (FullOpts)
          -5 (-0.78 % of base) : System.Private.CoreLib.dasm - System.Number:FormatExponent[ubyte](byref,System.Globalization.NumberFormatInfo,int,ushort,int,ubyte) (FullOpts)
          -5 (-1.39 % of base) : System.Private.CoreLib.dasm - System.Number:ThrowFormatException[ubyte](System.ReadOnlySpan`1[ubyte]) (FullOpts)
          -5 (-0.94 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[short](short):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[double](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[int](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[long](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[short](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[System.__Canon](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[System.Nullable`1[int]](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[System.Numerics.Vector`1[float]](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[ubyte](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.61 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.DefaultInterpolatedStringHandler:AppendFormatted[long](long):this (FullOpts)
          -3 (-0.48 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[long](long,System.String):this (FullOpts)
          -3 (-0.45 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendSpanFormattable[long](long,System.String):ubyte:this (FullOpts)
          -2 (-0.27 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatPrimitiveDefault[long,long](System.RuntimeType,long,System.Span`1[ushort],byref):ubyte (FullOpts)
          -2 (-0.33 % of base) : System.Private.CoreLib.dasm - System.Number:FormatNumber[ubyte](byref,byref,int,System.Globalization.NumberFormatInfo) (FullOpts)
          -2 (-0.32 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendSpanFormattable[int](int,System.String):ubyte:this (FullOpts)
          -1 (-0.34 % of base) : System.Private.CoreLib.dasm - System.Buffers.Text.Utf8Formatter:TryFormat(System.TimeSpan,System.Span`1[ubyte],byref,System.Buffers.StandardFormat):ubyte (FullOpts)

Top method regressions (percentages):
        1068 (93.93 % of base) : System.Private.CoreLib.dasm - System.Number:<TryFormatInt128>g__TryFormatInt128Slow|42_0[ubyte](System.Int128,System.ReadOnlySpan`1[ushort],System.IFormatProvider,System.Span`1[ubyte],byref):ubyte (FullOpts)
          99 (26.12 % of base) : System.Private.CoreLib.dasm - System.IntPtr:TryFormat(System.Span`1[ubyte],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
         109 (20.60 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Converters.Int128Converter:Format(System.Span`1[ubyte],System.Int128,byref) (FullOpts)
         504 (11.05 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationWriter:WriteTypedPrimitive(System.String,System.String,System.Object,ubyte):this (FullOpts)
         154 (9.53 % of base) : System.Private.CoreLib.dasm - System.Number:TryParseFloat[ubyte,double](System.ReadOnlySpan`1[ubyte],int,System.Globalization.NumberFormatInfo,byref):ubyte (FullOpts)
           1 (9.09 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.MemoryMarshal:Cast[long,long](System.ReadOnlySpan`1[long]):System.ReadOnlySpan`1[long] (FullOpts)
           1 (9.09 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.MemoryMarshal:Cast[long,long](System.Span`1[long]):System.Span`1[long] (FullOpts)
          69 (8.18 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Converters.Int128Converter:WriteCore(System.Text.Json.Utf8JsonWriter,System.Int128) (FullOpts)
          29 (4.98 % of base) : System.Private.CoreLib.dasm - System.Int128:TryFormat(System.Span`1[ubyte],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
         215 (4.77 % of base) : System.Console.dasm - System.TermInfo+ParameterizedStrings:EvaluateInternal(System.String,byref,System.TermInfo+ParameterizedStrings+FormatParam[],System.Collections.Generic.Stack`1[System.TermInfo+ParameterizedStrings+FormatParam],byref,byref):System.String (FullOpts)
         117 (4.43 % of base) : System.Private.CoreLib.dasm - System.TimeZoneInfo+StringSerializer:SerializeTransitionTime(System.TimeZoneInfo+TransitionTime,byref) (FullOpts)
         181 (4.29 % of base) : System.Private.Xml.dasm - System.Xml.Schema.XsdDuration:TryFormat(System.Span`1[ushort],byref,int):ubyte:this (FullOpts)
          34 (4.04 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:<AppendSpanFormattable>g__GrowAndAppendFormatted|20_0[long](byref,long,int,byref,System.String):ubyte (FullOpts)
          33 (3.99 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:<AppendSpanFormattable>g__GrowAndAppendFormatted|20_0[System.Nullable`1[int]](byref,System.Nullable`1[int],int,byref,System.String):ubyte (FullOpts)
          17 (3.79 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[int](int):ubyte:this (FullOpts)
          24 (2.94 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:<AppendSpanFormattable>g__GrowAndAppendFormatted|20_0[short](byref,short,int,byref,System.String):ubyte (FullOpts)
          32 (2.70 % of base) : System.Private.CoreLib.dasm - System.Number:TryParseBinaryIntegerStyle[ubyte,long](System.ReadOnlySpan`1[ubyte],int,System.Globalization.NumberFormatInfo,byref):int (FullOpts)
          14 (2.69 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendFormatted[int](int):ubyte:this (FullOpts)
          19 (2.35 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:<AppendSpanFormattable>g__GrowAndAppendFormatted|20_0[int](byref,int,int,byref,System.String):ubyte (FullOpts)
           8 (2.01 % of base) : System.Private.CoreLib.dasm - System.IntPtr:TryFormat(System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
           9 (1.83 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[long](long):ubyte:this (FullOpts)
          10 (1.81 % of base) : System.Private.CoreLib.dasm - System.DateTimeFormat:FormatFraction[ubyte](byref,int,System.ReadOnlySpan`1[ushort]) (FullOpts)
           7 (1.64 % of base) : System.Runtime.Numerics.dasm - System.Numerics.Complex:TryFormatCore[ubyte](System.Span`1[ubyte],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
          16 (1.57 % of base) : System.Private.CoreLib.dasm - System.Number:TryParseBinaryIntegerStyle[ushort,int](System.ReadOnlySpan`1[ushort],int,System.Globalization.NumberFormatInfo,byref):int (FullOpts)
           7 (1.16 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[System.Nullable`1[int]](System.Nullable`1[int],System.String):this (FullOpts)
           4 (1.11 % of base) : System.Private.Xml.dasm - System.Xml.XmlConvert:TryFormat(long,System.Span`1[ushort],byref):ubyte (FullOpts)
           6 (1.08 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.DefaultInterpolatedStringHandler:AppendFormatted[short](short,System.String):this (FullOpts)
           6 (1.05 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.DefaultInterpolatedStringHandler:AppendFormatted[long](long,System.String):this (FullOpts)
           7 (0.93 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Converters.Int128Converter:WriteAsPropertyNameCore(System.Text.Json.Utf8JsonWriter,System.Int128,System.Text.Json.JsonSerializerOptions,ubyte):this (FullOpts)
           5 (0.88 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendFormatted[long](long):ubyte:this (FullOpts)
           5 (0.78 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendFormatted[long](long,System.String):ubyte:this (FullOpts)
           1 (0.68 % of base) : System.Private.CoreLib.dasm - System.DateTimeFormat:AppendString[ubyte](byref,System.ReadOnlySpan`1[ushort]) (FullOpts)
          11 (0.61 % of base) : System.Private.CoreLib.dasm - System.Enum:GetValuesAsUnderlyingType(System.RuntimeType):System.Array (FullOpts)
           5 (0.60 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendFormatted[System.Nullable`1[int]](System.Nullable`1[int],System.String):ubyte:this (FullOpts)
           3 (0.46 % of base) : System.Private.CoreLib.dasm - System.Text.Rune:ChangeCaseCultureAware(System.Text.Rune,System.Globalization.TextInfo,ubyte):System.Text.Rune (FullOpts)
           2 (0.35 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.DefaultInterpolatedStringHandler:AppendFormatted[int](int):this (FullOpts)
           2 (0.33 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendFormatted[int](int,System.String):ubyte:this (FullOpts)
           1 (0.32 % of base) : System.Private.Xml.dasm - System.Xml.XmlConvert:TryFormat(int,System.Span`1[ushort],byref):ubyte (FullOpts)
           1 (0.30 % of base) : System.Private.Xml.dasm - System.Xml.XmlConvert:TryFormat(byte,System.Span`1[ushort],byref):ubyte (FullOpts)
           1 (0.30 % of base) : System.Private.Xml.dasm - System.Xml.XmlConvert:TryFormat(short,System.Span`1[ushort],byref):ubyte (FullOpts)
           1 (0.25 % of base) : System.Private.CoreLib.dasm - System.Int32:TryFormat(System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
           1 (0.25 % of base) : System.Private.CoreLib.dasm - System.Int16:TryFormat(System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
           1 (0.25 % of base) : System.Private.CoreLib.dasm - System.SByte:TryFormat(System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
           1 (0.24 % of base) : System.Private.CoreLib.dasm - System.Int64:TryFormat(System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
           1 (0.09 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatPrimitiveNonDefault[int,long](System.RuntimeType,int,System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort]):ubyte (FullOpts)
           1 (0.09 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatPrimitiveNonDefault[short,long](System.RuntimeType,short,System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort]):ubyte (FullOpts)

Top method improvements (percentages):
          -5 (-8.77 % of base) : System.Linq.dasm - System.Linq.Enumerable:Sum[long,long](System.ReadOnlySpan`1[long]):long (FullOpts)
         -99 (-7.19 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Converters.Int128Converter:WriteNumberWithCustomHandling(System.Text.Json.Utf8JsonWriter,System.Int128,int):this (FullOpts)
         -21 (-3.73 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[short](short,System.String):ubyte:this (FullOpts)
         -18 (-3.38 % of base) : System.Private.CoreLib.dasm - System.Int128:TryFormat(System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort],System.IFormatProvider):ubyte:this (FullOpts)
         -16 (-2.95 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.DefaultInterpolatedStringHandler:AppendFormatted[int](int,System.String):this (FullOpts)
         -17 (-2.93 % of base) : System.Private.CoreLib.dasm - System.Version:TryFormatCore[ubyte](System.Span`1[ubyte],int,byref):ubyte:this (FullOpts)
         -13 (-2.58 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[int](int):this (FullOpts)
         -14 (-2.55 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[long](long):this (FullOpts)
         -11 (-2.36 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder:AppendSpanFormattable[int](int):System.Text.StringBuilder:this (FullOpts)
         -11 (-2.35 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder:AppendSpanFormattable[short](short):System.Text.StringBuilder:this (FullOpts)
         -18 (-2.33 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.DefaultInterpolatedStringHandler:AppendFormatted[System.Nullable`1[int]](System.Nullable`1[int],System.String):this (FullOpts)
         -11 (-2.19 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder:AppendSpanFormattable[long](long):System.Text.StringBuilder:this (FullOpts)
         -16 (-2.09 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[System.Nullable`1[int]](System.Nullable`1[int],System.String):ubyte:this (FullOpts)
        -135 (-1.94 % of base) : System.Private.CoreLib.dasm - System.Number:NumberToStringFormat[ubyte](byref,byref,System.ReadOnlySpan`1[ushort],System.Globalization.NumberFormatInfo) (FullOpts)
         -11 (-1.77 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendFormatted[short](short,System.String):ubyte:this (FullOpts)
         -16 (-1.59 % of base) : System.Net.Primitives.dasm - System.Net.SocketAddress:ToString():System.String:this (FullOpts)
          -8 (-1.49 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[System.Nullable`1[int]](System.Nullable`1[int]):this (FullOpts)
          -8 (-1.46 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[int](int,System.String):ubyte:this (FullOpts)
         -27 (-1.44 % of base) : System.Private.Uri.dasm - System.IPv6AddressHelper:ParseCanonicalName(System.String,int,byref,byref):System.String (FullOpts)
          -8 (-1.39 % of base) : System.Private.CoreLib.dasm - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[long](long,System.String):ubyte:this (FullOpts)
          -5 (-1.39 % of base) : System.Private.CoreLib.dasm - System.Number:ThrowFormatException[ubyte](System.ReadOnlySpan`1[ubyte]) (FullOpts)
          -7 (-1.21 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[int](int,System.String):this (FullOpts)
          -7 (-1.17 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[short](short,System.String):this (FullOpts)
         -28 (-1.16 % of base) : System.Private.Xml.dasm - System.Xml.Schema.XsdDateTime:TryFormat(System.Span`1[ushort],byref):ubyte:this (FullOpts)
          -8 (-1.13 % of base) : System.Private.Xml.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[int](int,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Console.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[int](int,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Net.Http.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[int](int,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Private.CoreLib.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[int](int,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Private.Xml.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[short](short,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Console.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[short](short,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Net.Http.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[short](short,System.String,System.IFormatProvider):this (FullOpts)
          -8 (-1.13 % of base) : System.Private.CoreLib.dasm - System.Text.ValueStringBuilder:AppendSpanFormattable[short](short,System.String,System.IFormatProvider):this (FullOpts)
         -12 (-1.01 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatPrimitiveNonDefault[long,long](System.RuntimeType,long,System.Span`1[ushort],byref,System.ReadOnlySpan`1[ushort]):ubyte (FullOpts)
          -5 (-0.94 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[short](short):this (FullOpts)
          -5 (-0.78 % of base) : System.Private.CoreLib.dasm - System.Number:FormatExponent[ubyte](byref,System.Globalization.NumberFormatInfo,int,ushort,int,ubyte) (FullOpts)
         -12 (-0.77 % of base) : System.Private.Uri.dasm - System.UriBuilder:ToString():System.String:this (FullOpts)
          -6 (-0.75 % of base) : System.Private.CoreLib.dasm - System.Number:FormatCurrency[ubyte](byref,byref,int,System.Globalization.NumberFormatInfo) (FullOpts)
          -6 (-0.75 % of base) : System.Private.CoreLib.dasm - System.Number:FormatPercent[ubyte](byref,byref,int,System.Globalization.NumberFormatInfo) (FullOpts)
          -3 (-0.61 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.DefaultInterpolatedStringHandler:AppendFormatted[long](long):this (FullOpts)
          -3 (-0.48 % of base) : System.Private.CoreLib.dasm - System.Text.StringBuilder+AppendInterpolatedStringHandler:AppendFormatted[long](long,System.String):this (FullOpts)
          -3 (-0.45 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendSpanFormattable[long](long,System.String):ubyte:this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[double](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[int](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[long](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[short](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[System.__Canon](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[System.Nullable`1[int]](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[System.Numerics.Vector`1[float]](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -3 (-0.42 % of base) : Microsoft.Extensions.Logging.Console.dasm - Microsoft.Extensions.Logging.Console.SimpleConsoleFormatter:CreateDefaultLogMessage[ubyte](System.IO.TextWriter,byref,System.String,Microsoft.Extensions.Logging.IExternalScopeProvider):this (FullOpts)
          -1 (-0.34 % of base) : System.Private.CoreLib.dasm - System.Buffers.Text.Utf8Formatter:TryFormat(System.TimeSpan,System.Span`1[ubyte],byref,System.Buffers.StandardFormat):ubyte (FullOpts)
          -2 (-0.33 % of base) : System.Private.CoreLib.dasm - System.Number:FormatNumber[ubyte](byref,byref,int,System.Globalization.NumberFormatInfo) (FullOpts)
          -2 (-0.32 % of base) : System.Private.CoreLib.dasm - System.Text.Unicode.Utf8+TryWriteInterpolatedStringHandler:AppendSpanFormattable[int](int,System.String):ubyte:this (FullOpts)
         -10 (-0.28 % of base) : System.Runtime.Numerics.dasm - System.Number:FormatBigInteger(ubyte,System.Numerics.BigInteger,System.String,System.ReadOnlySpan`1[ushort],System.Globalization.NumberFormatInfo,System.Span`1[ushort],byref,byref):System.String (FullOpts)
          -2 (-0.27 % of base) : System.Private.CoreLib.dasm - System.Enum:TryFormatPrimitiveDefault[long,long](System.RuntimeType,long,System.Span`1[ushort],byref):ubyte (FullOpts)
         -11 (-0.20 % of base) : System.Private.CoreLib.dasm - System.DateTimeFormat:FormatCustomized[ubyte](System.DateTime,System.ReadOnlySpan`1[ushort],System.Globalization.DateTimeFormatInfo,System.TimeSpan,byref) (FullOpts)

101 total methods with Code Size differences (55 improved, 46 regressed), 239723 unchanged.

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

Artifacts:

• build-artifacts-main.zip (665 MB)
• build-clr-checked-main.zip (81 MB)
• build-artifacts-pr.zip (665 MB)
• build-clr-checked-pr.zip (81 MB)
• diff-frameworks.txt (39 KB)
• jit-diffs-frameworks.zip (256 MB)
• build-logs.txt (1 MB)

[MihuBot]

Top method regressions

109 (20.60 % of base) - System.Text.Json.Serialization.Converters.Int128Converter:Format(System.Span`1[ubyte],System.Int128,byref)

 ; Assembly listing for method System.Text.Json.Serialization.Converters.Int128Converter:Format(System.Span`1[ubyte],System.Int128,byref) (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 26 single block inlinees; 12 inlinees without PGO data
+; 0 inlinees with PGO data; 29 single block inlinees; 13 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;* V00 arg0         [V00    ] (  0,  0   )  struct (16) zero-ref    multireg-arg single-def <System.Span`1[ubyte]>
 ;* V01 arg1         [V01    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op single-def <System.Int128>
-;  V02 arg2         [V02,T00] (  5,  3.50)   byref  ->  rbx         single-def
+;  V02 arg2         [V02,T04] (  5,  3.50)   byref  ->  rbx         single-def
 ;* V03 loc0         [V03    ] (  0,  0   )   ubyte  ->  zero-ref   
-;  V04 loc1         [V04,T22] (  2,  1.50)     ref  ->  rdi         class-hnd exact single-def <System.Globalization.CultureInfo>
+;  V04 loc1         [V04,T25] (  2,  1.50)     ref  ->  rdi         class-hnd exact single-def <System.Globalization.CultureInfo>
 ;* V05 loc2         [V05    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op <System.ReadOnlySpan`1[ushort]>
 ;  V06 OutArgs      [V06    ] (  1,  1   )  struct (16) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;* V07 tmp1         [V07    ] (  0,  0   )  struct (16) zero-ref    "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
 ;* V08 tmp2         [V08    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V09 tmp3         [V09    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
 ;* V10 tmp4         [V10    ] (  0,  0   )  struct (16) zero-ref    multireg-arg "Inlining Arg" <System.Int128>
 ;* V11 tmp5         [V11    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.UInt128>
 ;* V12 tmp6         [V12    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.ReadOnlySpan`1[ubyte]>
-;  V13 tmp7         [V13,T12] (  4,  2   )     ref  ->  [rbp-0x38]  class-hnd spill-single-def "Inline return value spill temp" <System.Globalization.NumberFormatInfo>
+;  V13 tmp7         [V13,T15] (  4,  2   )     ref  ->  [rbp-0x68]  class-hnd spill-single-def "Inline return value spill temp" <System.Globalization.NumberFormatInfo>
 ;* V14 tmp8         [V14    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.ReadOnlySpan`1[ubyte]>
-;  V15 tmp9         [V15,T14] (  2,  2   )     ref  ->  rcx         class-hnd single-def "dup spill" <ubyte[]>
-;  V16 tmp10        [V16,T07] (  6,  3   )     ref  ->  rcx        
+;  V15 tmp9         [V15,T17] (  2,  2   )     ref  ->  rcx         class-hnd single-def "dup spill" <ubyte[]>
+;  V16 tmp10        [V16,T11] (  6,  3   )     ref  ->  rcx        
 ;* V17 tmp11        [V17    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[ubyte]>
 ;* V18 tmp12        [V18    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[ubyte]>
-;  V19 tmp13        [V19,T08] (  3,  3   )     ref  ->  [rbp-0x40]  class-hnd spill-single-def "dup spill" <ubyte[]>
+;  V19 tmp13        [V19,T12] (  3,  3   )     ref  ->  [rbp-0x70]  class-hnd spill-single-def "dup spill" <ubyte[]>
 ;* V20 tmp14        [V20    ] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "Inline stloc first use temp" <ubyte[]>
 ;* V21 tmp15        [V21    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[ubyte]>
-;* V22 tmp16        [V22    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V23 tmp17        [V23    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;* V22 tmp16        [V22    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.Span`1[ubyte]>
+;* V23 tmp17        [V23    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ubyte]>
 ;* V24 tmp18        [V24    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ubyte]>
-;* V25 tmp19        [V25    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V26 tmp20        [V26    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
-;  V27 tmp21        [V27,T26] (  2,  1   )     int  ->   r8         "Inline stloc first use temp"
-;* V28 tmp22        [V28    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[ubyte]>
-;* V29 tmp23        [V29    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
-;* V30 tmp24        [V30    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ubyte]>
-;* V31 tmp25        [V31    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
-;* V32 tmp26        [V32    ] (  0,  0   )   byref  ->  zero-ref    single-def "Inlining Arg"
-;* V33 tmp27        [V33    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
-;* V34 tmp28        [V34    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.UInt128>
-;* V35 tmp29        [V35    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V36 tmp30        [V36    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V37 tmp31        [V37    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;* V38 tmp32        [V38    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V39 tmp33        [V39    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V40 tmp34        [V40    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ubyte]>
-;  V41 tmp35        [V41    ] (  3,  1.50)   byref  ->  [rbp-0x30]  must-init pinned "Inline stloc first use temp"
-;* V42 tmp36        [V42    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
-;  V43 tmp37        [V43,T17] (  3,  1.50)    long  ->  rdi         "Inline stloc first use temp"
-;* V44 tmp38        [V44    ] (  0,  0   )    long  ->  zero-ref   
-;  V45 tmp39        [V45,T09] (  5,  2.50)     int  ->  rax         "Inline return value spill temp"
-;* V46 tmp40        [V46    ] (  0,  0   )  struct (16) zero-ref    multireg-ret ld-addr-op "Inlining Arg" <System.UInt128>
-;* V47 tmp41        [V47    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
-;  V48 tmp42        [V48,T10] (  5,  2.50)     int  ->  rax         "Inline stloc first use temp"
-;* V49 tmp43        [V49    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.UInt128>
-;* V50 tmp44        [V50    ] (  0,  0   )  struct (16) zero-ref    "impAppendStmt" <System.UInt128>
-;* V51 tmp45        [V51    ] (  0,  0   )  struct (16) zero-ref    do-not-enreg[SBR] multireg-ret "Return value temp for multireg return" <System.UInt128>
-;* V52 tmp46        [V52    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ubyte]>
-;* V53 tmp47        [V53    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V54 tmp48        [V54    ] (  0,  0   )   byref  ->  zero-ref    "impAppendStmt"
-;  V55 tmp49        [V55,T18] (  3,  1.50)     int  ->  rax         "Inline stloc first use temp"
-;* V56 tmp50        [V56    ] (  0,  0   )  struct (16) zero-ref    "ReadOnlySpan<T> for CreateSpan<T>" <System.ReadOnlySpan`1[ulong]>
-;* V57 tmp51        [V57    ] (  0,  0   )  struct (16) zero-ref    "Inline stloc first use temp" <System.ReadOnlySpan`1[ulong]>
-;* V58 tmp52        [V58    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
-;* V59 tmp53        [V59    ] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline stloc first use temp"
-;* V60 tmp54        [V60    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
-;* V61 tmp55        [V61    ] (  0,  0   )     int  ->  zero-ref    "Inline return value spill temp"
-;* V62 tmp56        [V62    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V63 tmp57        [V63    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ulong]>
-;* V64 tmp58        [V64    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ubyte]>
-;* V65 tmp59        [V65    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V66 tmp60        [V66    ] (  0,  0   )   byref  ->  zero-ref    "impAppendStmt"
-;  V67 tmp61        [V67,T19] (  3,  1.50)     int  ->  rsi         "Inline stloc first use temp"
-;* V68 tmp62        [V68    ] (  0,  0   )  struct (16) zero-ref    "ReadOnlySpan<T> for CreateSpan<T>" <System.ReadOnlySpan`1[ulong]>
-;* V69 tmp63        [V69    ] (  0,  0   )  struct (16) zero-ref    "Inline stloc first use temp" <System.ReadOnlySpan`1[ulong]>
-;* V70 tmp64        [V70    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
-;* V71 tmp65        [V71    ] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline stloc first use temp"
-;* V72 tmp66        [V72    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
-;* V73 tmp67        [V73    ] (  0,  0   )     int  ->  zero-ref    "Inline return value spill temp"
-;* V74 tmp68        [V74    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V75 tmp69        [V75    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ulong]>
-;  V76 tmp70        [V76,T13] (  4,  2   )     int  ->  rsi         "Inline return value spill temp"
-;* V77 tmp71        [V77    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ubyte]>
-;  V78 tmp72        [V78,T01] (  4,  2.50)   byref  ->  r15         single-def "field V00._reference (fldOffset=0x0)" P-INDEP
-;  V79 tmp73        [V79,T04] (  3,  2   )     int  ->  r14         single-def "field V00._length (fldOffset=0x8)" P-INDEP
-;  V80 tmp74        [V80,T02] (  3,  2.50)    long  ->  rdx         single-def "field V01._lower (fldOffset=0x0)" P-INDEP
-;  V81 tmp75        [V81,T03] (  3,  2.50)    long  ->  rcx         single-def "field V01._upper (fldOffset=0x8)" P-INDEP
-;* V82 tmp76        [V82    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V05._reference (fldOffset=0x0)" P-INDEP
-;* V83 tmp77        [V83    ] (  0,  0   )     int  ->  zero-ref    "field V05._length (fldOffset=0x8)" P-INDEP
-;* V84 tmp78        [V84    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V07._reference (fldOffset=0x0)" P-INDEP
-;* V85 tmp79        [V85    ] (  0,  0   )     int  ->  zero-ref    "field V07._length (fldOffset=0x8)" P-INDEP
-;* V86 tmp80        [V86    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V09._reference (fldOffset=0x0)" P-INDEP
-;* V87 tmp81        [V87    ] (  0,  0   )     int  ->  zero-ref    "field V09._length (fldOffset=0x8)" P-INDEP
-;  V88 tmp82        [V88,T23] (  2,  1.50)    long  ->  r13         "field V10._lower (fldOffset=0x0)" P-INDEP
-;  V89 tmp83        [V89,T11] (  3,  2.50)    long  ->  r12         "field V10._upper (fldOffset=0x8)" P-INDEP
-;* V90 tmp84        [V90    ] (  0,  0   )    long  ->  zero-ref    "field V11._lower (fldOffset=0x0)" P-INDEP
-;* V91 tmp85        [V91    ] (  0,  0   )    long  ->  zero-ref    "field V11._upper (fldOffset=0x8)" P-INDEP
-;* V92 tmp86        [V92    ] (  0,  0   )   byref  ->  zero-ref    "field V12._reference (fldOffset=0x0)" P-INDEP
-;* V93 tmp87        [V93    ] (  0,  0   )     int  ->  zero-ref    "field V12._length (fldOffset=0x8)" P-INDEP
-;* V94 tmp88        [V94    ] (  0,  0   )   byref  ->  zero-ref    "field V14._reference (fldOffset=0x0)" P-INDEP
-;* V95 tmp89        [V95    ] (  0,  0   )     int  ->  zero-ref    "field V14._length (fldOffset=0x8)" P-INDEP
-;* V96 tmp90        [V96    ] (  0,  0   )   byref  ->  zero-ref    "field V17._reference (fldOffset=0x0)" P-INDEP
-;* V97 tmp91        [V97    ] (  0,  0   )     int  ->  zero-ref    "field V17._length (fldOffset=0x8)" P-INDEP
-;* V98 tmp92        [V98    ] (  0,  0   )   byref  ->  zero-ref    "field V18._reference (fldOffset=0x0)" P-INDEP
-;* V99 tmp93        [V99    ] (  0,  0   )     int  ->  zero-ref    "field V18._length (fldOffset=0x8)" P-INDEP
-;  V100 tmp94       [V100,T16] (  3,  1.50)   byref  ->  registers   "field V21._reference (fldOffset=0x0)" P-INDEP
-;  V101 tmp95       [V101,T20] (  3,  1.50)     int  ->  registers   "field V21._length (fldOffset=0x8)" P-INDEP
-;  V102 tmp96       [V102,T24] (  2,  1   )   byref  ->  rcx         single-def "field V24._reference (fldOffset=0x0)" P-INDEP
-;* V103 tmp97       [V103    ] (  0,  0   )     int  ->  zero-ref    "field V24._length (fldOffset=0x8)" P-INDEP
-;* V104 tmp98       [V104    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V28._reference (fldOffset=0x0)" P-INDEP
-;* V105 tmp99       [V105    ] (  0,  0   )     int  ->  zero-ref    "field V28._length (fldOffset=0x8)" P-INDEP
-;* V106 tmp100      [V106    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V30._reference (fldOffset=0x0)" P-INDEP
-;* V107 tmp101      [V107    ] (  0,  0   )     int  ->  zero-ref    "field V30._length (fldOffset=0x8)" P-INDEP
-;  V108 tmp102      [V108,T25] (  2,  1   )   byref  ->  rcx         single-def "field V31._reference (fldOffset=0x0)" P-INDEP
-;  V109 tmp103      [V109,T27] (  2,  1   )     int  ->   r8         "field V31._length (fldOffset=0x8)" P-INDEP
-;  V110 tmp104      [V110,T05] (  7,  3.50)    long  ->  r13         "field V34._lower (fldOffset=0x0)" P-INDEP
-;  V111 tmp105      [V111,T06] (  7,  3.50)    long  ->  r12         "field V34._upper (fldOffset=0x8)" P-INDEP
-;* V112 tmp106      [V112    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V40._reference (fldOffset=0x0)" P-INDEP
-;* V113 tmp107      [V113    ] (  0,  0   )     int  ->  zero-ref    "field V40._length (fldOffset=0x8)" P-INDEP
-;  V114 tmp108      [V114,T21] (  3,  1.50)    long  ->  rax         "field V46._lower (fldOffset=0x0)" P-INDEP
-;  V115 tmp109      [V115,T28] (  1,  0.50)    long  ->  rdx         "field V46._upper (fldOffset=0x8)" P-INDEP
-;* V116 tmp110      [V116,T29] (  0,  0   )    long  ->  zero-ref    "field V49._lower (fldOffset=0x0)" P-INDEP
-;* V117 tmp111      [V117,T30] (  0,  0   )    long  ->  zero-ref    "field V49._upper (fldOffset=0x8)" P-INDEP
-;* V118 tmp112      [V118    ] (  0,  0   )    long  ->  zero-ref    "field V50._lower (fldOffset=0x0)" P-INDEP
-;* V119 tmp113      [V119    ] (  0,  0   )    long  ->  zero-ref    "field V50._upper (fldOffset=0x8)" P-INDEP
-;* V120 tmp114      [V120    ] (  0,  0   )    long  ->  zero-ref    "field V51._lower (fldOffset=0x0)" P-DEP
-;* V121 tmp115      [V121    ] (  0,  0   )    long  ->  zero-ref    "field V51._upper (fldOffset=0x8)" P-DEP
-;* V122 tmp116      [V122    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V52._reference (fldOffset=0x0)" P-INDEP
-;* V123 tmp117      [V123    ] (  0,  0   )     int  ->  zero-ref    "field V52._length (fldOffset=0x8)" P-INDEP
-;* V124 tmp118      [V124    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V56._reference (fldOffset=0x0)" P-INDEP
-;* V125 tmp119      [V125    ] (  0,  0   )     int  ->  zero-ref    "field V56._length (fldOffset=0x8)" P-INDEP
-;* V126 tmp120      [V126    ] (  0,  0   )   byref  ->  zero-ref    "field V57._reference (fldOffset=0x0)" P-INDEP
-;* V127 tmp121      [V127    ] (  0,  0   )     int  ->  zero-ref    "field V57._length (fldOffset=0x8)" P-INDEP
-;* V128 tmp122      [V128    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V60._reference (fldOffset=0x0)" P-INDEP
-;* V129 tmp123      [V129    ] (  0,  0   )     int  ->  zero-ref    "field V60._length (fldOffset=0x8)" P-INDEP
-;* V130 tmp124      [V130    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V63._reference (fldOffset=0x0)" P-INDEP
-;* V131 tmp125      [V131    ] (  0,  0   )     int  ->  zero-ref    "field V63._length (fldOffset=0x8)" P-INDEP
-;* V132 tmp126      [V132    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V64._reference (fldOffset=0x0)" P-INDEP
-;* V133 tmp127      [V133    ] (  0,  0   )     int  ->  zero-ref    "field V64._length (fldOffset=0x8)" P-INDEP
-;* V134 tmp128      [V134    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V68._reference (fldOffset=0x0)" P-INDEP
-;* V135 tmp129      [V135    ] (  0,  0   )     int  ->  zero-ref    "field V68._length (fldOffset=0x8)" P-INDEP
-;* V136 tmp130      [V136    ] (  0,  0   )   byref  ->  zero-ref    "field V69._reference (fldOffset=0x0)" P-INDEP
-;* V137 tmp131      [V137    ] (  0,  0   )     int  ->  zero-ref    "field V69._length (fldOffset=0x8)" P-INDEP
-;* V138 tmp132      [V138    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V72._reference (fldOffset=0x0)" P-INDEP
-;* V139 tmp133      [V139    ] (  0,  0   )     int  ->  zero-ref    "field V72._length (fldOffset=0x8)" P-INDEP
-;* V140 tmp134      [V140    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V75._reference (fldOffset=0x0)" P-INDEP
-;* V141 tmp135      [V141    ] (  0,  0   )     int  ->  zero-ref    "field V75._length (fldOffset=0x8)" P-INDEP
-;* V142 tmp136      [V142    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V77._reference (fldOffset=0x0)" P-INDEP
-;* V143 tmp137      [V143    ] (  0,  0   )     int  ->  zero-ref    "field V77._length (fldOffset=0x8)" P-INDEP
-;  V144 tmp138      [V144,T15] (  2,  2   )    long  ->  r15         "Cast away GC"
+;* V25 tmp19        [V25    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ubyte]>
+;* V26 tmp20        [V26    ] (  0,  0   )   byref  ->  zero-ref    single-def "Inlining Arg"
+;* V27 tmp21        [V27    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
+;* V28 tmp22        [V28    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.UInt128>
+;* V29 tmp23        [V29    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;* V30 tmp24        [V30    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;* V31 tmp25        [V31    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
+;* V32 tmp26        [V32    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;* V33 tmp27        [V33    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;* V34 tmp28        [V34    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ubyte]>
+;  V35 tmp29        [V35    ] (  3,  1.50)   byref  ->  [rbp-0x30]  must-init pinned "Inline stloc first use temp"
+;* V36 tmp30        [V36    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
+;  V37 tmp31        [V37,T20] (  3,  1.50)    long  ->  rbx         "Inline stloc first use temp"
+;* V38 tmp32        [V38    ] (  0,  0   )    long  ->  zero-ref   
+;  V39 tmp33        [V39,T13] (  5,  2.50)     int  ->  rax         "Inline return value spill temp"
+;* V40 tmp34        [V40    ] (  0,  0   )  struct (16) zero-ref    multireg-ret ld-addr-op "Inlining Arg" <System.UInt128>
+;* V41 tmp35        [V41    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
+;  V42 tmp36        [V42,T14] (  5,  2.50)     int  ->  rax         "Inline stloc first use temp"
+;* V43 tmp37        [V43    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.UInt128>
+;* V44 tmp38        [V44    ] (  0,  0   )  struct (16) zero-ref    "impAppendStmt" <System.UInt128>
+;* V45 tmp39        [V45    ] (  0,  0   )  struct (16) zero-ref    do-not-enreg[SBR] multireg-ret "Return value temp for multireg return" <System.UInt128>
+;* V46 tmp40        [V46    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ubyte]>
+;* V47 tmp41        [V47    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;* V48 tmp42        [V48    ] (  0,  0   )   byref  ->  zero-ref    "impAppendStmt"
+;  V49 tmp43        [V49,T21] (  3,  1.50)     int  ->  rax         "Inline stloc first use temp"
+;* V50 tmp44        [V50    ] (  0,  0   )  struct (16) zero-ref    "ReadOnlySpan<T> for CreateSpan<T>" <System.ReadOnlySpan`1[ulong]>
+;* V51 tmp45        [V51    ] (  0,  0   )  struct (16) zero-ref    "Inline stloc first use temp" <System.ReadOnlySpan`1[ulong]>
+;* V52 tmp46        [V52    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
+;* V53 tmp47        [V53    ] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline stloc first use temp"
+;* V54 tmp48        [V54    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
+;* V55 tmp49        [V55    ] (  0,  0   )     int  ->  zero-ref    "Inline return value spill temp"
+;* V56 tmp50        [V56    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;* V57 tmp51        [V57    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ulong]>
+;* V58 tmp52        [V58    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ubyte]>
+;* V59 tmp53        [V59    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;* V60 tmp54        [V60    ] (  0,  0   )   byref  ->  zero-ref    "impAppendStmt"
+;  V61 tmp55        [V61,T22] (  3,  1.50)     int  ->  rdi         "Inline stloc first use temp"
+;* V62 tmp56        [V62    ] (  0,  0   )  struct (16) zero-ref    "ReadOnlySpan<T> for CreateSpan<T>" <System.ReadOnlySpan`1[ulong]>
+;* V63 tmp57        [V63    ] (  0,  0   )  struct (16) zero-ref    "Inline stloc first use temp" <System.ReadOnlySpan`1[ulong]>
+;* V64 tmp58        [V64    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
+;* V65 tmp59        [V65    ] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline stloc first use temp"
+;* V66 tmp60        [V66    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ubyte]>
+;* V67 tmp61        [V67    ] (  0,  0   )     int  ->  zero-ref    "Inline return value spill temp"
+;* V68 tmp62        [V68    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;* V69 tmp63        [V69    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ulong]>
+;  V70 tmp64        [V70,T16] (  4,  2   )     int  ->  rdi         "Inline return value spill temp"
+;* V71 tmp65        [V71    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ubyte]>
+;* V72 tmp66        [V72    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "Inlining Arg" <System.UInt128>
+;  V73 tmp67        [V73,T00] (  4, 18   )    long  ->  rbx         "Inlining Arg"
+;  V74 tmp68        [V74    ] (  3, 12   )  struct (16) [rbp-0x40]  do-not-enreg[XSA] multireg-arg addr-exposed ld-addr-op "Inline ldloca(s) first use temp" <System.UInt128>
+;  V75 tmp69        [V75    ] (  4, 16   )  struct (32) [rbp-0x60]  do-not-enreg[XS] addr-exposed "Inline stloc first use temp" <System.ValueTuple`2[System.UInt128,System.UInt128]>
+;* V76 tmp70        [V76    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.UInt128>
+;  V77 tmp71        [V77,T06] (  4,  2.50)   byref  ->  r14         single-def "field V00._reference (fldOffset=0x0)" P-INDEP
+;  V78 tmp72        [V78,T07] (  3,  2   )     int  ->  r13         single-def "field V00._length (fldOffset=0x8)" P-INDEP
+;  V79 tmp73        [V79,T08] (  3,  2   )    long  ->  r12         single-def "field V01._lower (fldOffset=0x0)" P-INDEP
+;  V80 tmp74        [V80,T05] (  4,  3   )    long  ->  r15         single-def "field V01._upper (fldOffset=0x8)" P-INDEP
+;* V81 tmp75        [V81    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V05._reference (fldOffset=0x0)" P-INDEP
+;* V82 tmp76        [V82    ] (  0,  0   )     int  ->  zero-ref    "field V05._length (fldOffset=0x8)" P-INDEP
+;* V83 tmp77        [V83    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V07._reference (fldOffset=0x0)" P-INDEP
+;* V84 tmp78        [V84    ] (  0,  0   )     int  ->  zero-ref    "field V07._length (fldOffset=0x8)" P-INDEP
+;* V85 tmp79        [V85    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V09._reference (fldOffset=0x0)" P-INDEP
+;* V86 tmp80        [V86    ] (  0,  0   )     int  ->  zero-ref    "field V09._length (fldOffset=0x8)" P-INDEP
+;* V87 tmp81        [V87    ] (  0,  0   )    long  ->  zero-ref    "field V10._lower (fldOffset=0x0)" P-INDEP
+;* V88 tmp82        [V88    ] (  0,  0   )    long  ->  zero-ref    "field V10._upper (fldOffset=0x8)" P-INDEP
+;* V89 tmp83        [V89    ] (  0,  0   )    long  ->  zero-ref    "field V11._lower (fldOffset=0x0)" P-INDEP
+;* V90 tmp84        [V90    ] (  0,  0   )    long  ->  zero-ref    "field V11._upper (fldOffset=0x8)" P-INDEP
+;* V91 tmp85        [V91    ] (  0,  0   )   byref  ->  zero-ref    "field V12._reference (fldOffset=0x0)" P-INDEP
+;* V92 tmp86        [V92    ] (  0,  0   )     int  ->  zero-ref    "field V12._length (fldOffset=0x8)" P-INDEP
+;* V93 tmp87        [V93    ] (  0,  0   )   byref  ->  zero-ref    "field V14._reference (fldOffset=0x0)" P-INDEP
+;* V94 tmp88        [V94    ] (  0,  0   )     int  ->  zero-ref    "field V14._length (fldOffset=0x8)" P-INDEP
+;* V95 tmp89        [V95    ] (  0,  0   )   byref  ->  zero-ref    "field V17._reference (fldOffset=0x0)" P-INDEP
+;* V96 tmp90        [V96    ] (  0,  0   )     int  ->  zero-ref    "field V17._length (fldOffset=0x8)" P-INDEP
+;* V97 tmp91        [V97    ] (  0,  0   )   byref  ->  zero-ref    "field V18._reference (fldOffset=0x0)" P-INDEP
+;* V98 tmp92        [V98    ] (  0,  0   )     int  ->  zero-ref    "field V18._length (fldOffset=0x8)" P-INDEP
+;  V99 tmp93        [V99,T19] (  3,  1.50)   byref  ->  registers   "field V21._reference (fldOffset=0x0)" P-INDEP
+;  V100 tmp94       [V100,T23] (  3,  1.50)     int  ->  registers   "field V21._length (fldOffset=0x8)" P-INDEP
+;* V101 tmp95       [V101    ] (  0,  0   )   byref  ->  zero-ref    "field V22._reference (fldOffset=0x0)" P-INDEP
+;* V102 tmp96       [V102    ] (  0,  0   )     int  ->  zero-ref    "field V22._length (fldOffset=0x8)" P-INDEP
+;* V103 tmp97       [V103    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V23._reference (fldOffset=0x0)" P-INDEP
+;* V104 tmp98       [V104    ] (  0,  0   )     int  ->  zero-ref    "field V23._length (fldOffset=0x8)" P-INDEP
+;* V105 tmp99       [V105    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V24._reference (fldOffset=0x0)" P-INDEP
+;* V106 tmp100      [V106    ] (  0,  0   )     int  ->  zero-ref    "field V24._length (fldOffset=0x8)" P-INDEP
+;  V107 tmp101      [V107,T26] (  2,  1   )   byref  ->  rcx         single-def "field V25._reference (fldOffset=0x0)" P-INDEP
+;  V108 tmp102      [V108,T27] (  2,  1   )     int  ->   r8         "field V25._length (fldOffset=0x8)" P-INDEP
+;  V109 tmp103      [V109,T09] (  7,  3.50)    long  ->  r12         "field V28._lower (fldOffset=0x0)" P-INDEP
+;  V110 tmp104      [V110,T10] (  7,  3.50)    long  ->  r15         "field V28._upper (fldOffset=0x8)" P-INDEP
+;* V111 tmp105      [V111    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V34._reference (fldOffset=0x0)" P-INDEP
+;* V112 tmp106      [V112    ] (  0,  0   )     int  ->  zero-ref    "field V34._length (fldOffset=0x8)" P-INDEP
+;  V113 tmp107      [V113,T24] (  3,  1.50)    long  ->  rax         "field V40._lower (fldOffset=0x0)" P-INDEP
+;  V114 tmp108      [V114,T28] (  1,  0.50)    long  ->  rdx         "field V40._upper (fldOffset=0x8)" P-INDEP
+;* V115 tmp109      [V115,T29] (  0,  0   )    long  ->  zero-ref    "field V43._lower (fldOffset=0x0)" P-INDEP
+;* V116 tmp110      [V116,T30] (  0,  0   )    long  ->  zero-ref    "field V43._upper (fldOffset=0x8)" P-INDEP
+;* V117 tmp111      [V117    ] (  0,  0   )    long  ->  zero-ref    "field V44._lower (fldOffset=0x0)" P-INDEP
+;* V118 tmp112      [V118    ] (  0,  0   )    long  ->  zero-ref    "field V44._upper (fldOffset=0x8)" P-INDEP
+;* V119 tmp113      [V119    ] (  0,  0   )    long  ->  zero-ref    "field V45._lower (fldOffset=0x0)" P-DEP
+;* V120 tmp114      [V120    ] (  0,  0   )    long  ->  zero-ref    "field V45._upper (fldOffset=0x8)" P-DEP
+;* V121 tmp115      [V121    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V46._reference (fldOffset=0x0)" P-INDEP
+;* V122 tmp116      [V122    ] (  0,  0   )     int  ->  zero-ref    "field V46._length (fldOffset=0x8)" P-INDEP
+;* V123 tmp117      [V123    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V50._reference (fldOffset=0x0)" P-INDEP
+;* V124 tmp118      [V124    ] (  0,  0   )     int  ->  zero-ref    "field V50._length (fldOffset=0x8)" P-INDEP
+;* V125 tmp119      [V125    ] (  0,  0   )   byref  ->  zero-ref    "field V51._reference (fldOffset=0x0)" P-INDEP
+;* V126 tmp120      [V126    ] (  0,  0   )     int  ->  zero-ref    "field V51._length (fldOffset=0x8)" P-INDEP
+;* V127 tmp121      [V127    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V54._reference (fldOffset=0x0)" P-INDEP
+;* V128 tmp122      [V128    ] (  0,  0   )     int  ->  zero-ref    "field V54._length (fldOffset=0x8)" P-INDEP
+;* V129 tmp123      [V129    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V57._reference (fldOffset=0x0)" P-INDEP
+;* V130 tmp124      [V130    ] (  0,  0   )     int  ->  zero-ref    "field V57._length (fldOffset=0x8)" P-INDEP
+;* V131 tmp125      [V131    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V58._reference (fldOffset=0x0)" P-INDEP
+;* V132 tmp126      [V132    ] (  0,  0   )     int  ->  zero-ref    "field V58._length (fldOffset=0x8)" P-INDEP
+;* V133 tmp127      [V133    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V62._reference (fldOffset=0x0)" P-INDEP
+;* V134 tmp128      [V134    ] (  0,  0   )     int  ->  zero-ref    "field V62._length (fldOffset=0x8)" P-INDEP
+;* V135 tmp129      [V135    ] (  0,  0   )   byref  ->  zero-ref    "field V63._reference (fldOffset=0x0)" P-INDEP
+;* V136 tmp130      [V136    ] (  0,  0   )     int  ->  zero-ref    "field V63._length (fldOffset=0x8)" P-INDEP
+;* V137 tmp131      [V137    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V66._reference (fldOffset=0x0)" P-INDEP
+;* V138 tmp132      [V138    ] (  0,  0   )     int  ->  zero-ref    "field V66._length (fldOffset=0x8)" P-INDEP
+;* V139 tmp133      [V139    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V69._reference (fldOffset=0x0)" P-INDEP
+;* V140 tmp134      [V140    ] (  0,  0   )     int  ->  zero-ref    "field V69._length (fldOffset=0x8)" P-INDEP
+;* V141 tmp135      [V141    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V71._reference (fldOffset=0x0)" P-INDEP
+;* V142 tmp136      [V142    ] (  0,  0   )     int  ->  zero-ref    "field V71._length (fldOffset=0x8)" P-INDEP
+;  V143 tmp137      [V143,T02] (  4,  9   )    long  ->  r12         "field V72._lower (fldOffset=0x0)" P-INDEP
+;  V144 tmp138      [V144,T01] (  5, 13   )    long  ->  r15         "field V72._upper (fldOffset=0x8)" P-INDEP
+;  V145 tmp139      [V145    ] (  2,  8   )    long  ->  [rbp-0x40]  do-not-enreg[X] addr-exposed "field V74._lower (fldOffset=0x0)" P-DEP
+;  V146 tmp140      [V146    ] (  2,  8   )    long  ->  [rbp-0x38]  do-not-enreg[X] addr-exposed "field V74._upper (fldOffset=0x8)" P-DEP
+;  V147 tmp141      [V147,T03] (  2,  8   )    long  ->  rsi         "field V76._lower (fldOffset=0x0)" P-INDEP
+;* V148 tmp142      [V148    ] (  0,  0   )    long  ->  zero-ref    "field V76._upper (fldOffset=0x8)" P-INDEP
+;  V149 tmp143      [V149,T18] (  2,  2   )    long  ->  r14         "Cast away GC"
 ;
-; Lcl frame size = 40
+; Lcl frame size = 88
 
 G_M8095_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
-       sub      rsp, 40
-       lea      rbp, [rsp+0x50]
+       sub      rsp, 88
+       lea      rbp, [rsp+0x80]
        xor      eax, eax
        mov      qword ptr [rbp-0x30], rax
-       mov      r15, rdi
-       mov      r14d, esi
+       mov      r14, rdi
+       mov      r13d, esi
+       mov      r12, rdx
+       mov      r15, rcx
        mov      rbx, r8
-						;; size=34 bbWeight=1 PerfScore 8.75
+						;; size=43 bbWeight=1 PerfScore 9.25
 G_M8095_IG02:
        mov      rdi, 0xD1FFAB1E      ; const ptr
        mov      rdi, gword ptr [rdi]
-       mov      r13, rdx
-       mov      r12, rcx
-       test     r12, r12
+       test     r15, r15
        jge      G_M8095_IG07
-						;; size=28 bbWeight=1 PerfScore 4.00
+						;; size=22 bbWeight=1 PerfScore 3.50
 G_M8095_IG03:
        mov      rax, 0xD1FFAB1E      ; code for System.Globalization.NumberFormatInfo:<GetInstance>g__GetProviderNonNull|58_0(System.IFormatProvider):System.Globalization.NumberFormatInfo
        call     [rax]System.Globalization.NumberFormatInfo:<GetInstance>g__GetProviderNonNull|58_0(System.IFormatProvider):System.Globalization.NumberFormatInfo
-       mov      gword ptr [rbp-0x38], rax
+       mov      gword ptr [rbp-0x68], rax
        mov      rcx, gword ptr [rax+0x98]
        test     rcx, rcx
        jne      SHORT G_M8095_IG04
        mov      rsi, gword ptr [rax+0x28]
        mov      rdi, 0xD1FFAB1E      ; const ptr
        mov      rdi, gword ptr [rdi]
        mov      rcx, 0xD1FFAB1E      ; code for System.Text.UTF8Encoding+UTF8EncodingSealed:GetBytes(System.String):ubyte[]:this
        call     [rcx]System.Text.UTF8Encoding+UTF8EncodingSealed:GetBytes(System.String):ubyte[]:this
        mov      rcx, rax
-       mov      gword ptr [rbp-0x40], rcx
-       mov      rdi, gword ptr [rbp-0x38]
+       mov      gword ptr [rbp-0x70], rcx
+       mov      rdi, gword ptr [rbp-0x68]
        lea      rdi, bword ptr [rdi+0x98]
        mov      rsi, rcx
        call     CORINFO_HELP_ASSIGN_REF
-       mov      rcx, gword ptr [rbp-0x40]
+       mov      rcx, gword ptr [rbp-0x70]
 						;; size=87 bbWeight=0.50 PerfScore 10.00
 G_M8095_IG04:
        test     rcx, rcx
        jne      SHORT G_M8095_IG05
        xor      rcx, rcx
        xor      r8d, r8d
        jmp      SHORT G_M8095_IG06
 						;; size=12 bbWeight=0.50 PerfScore 1.88
 G_M8095_IG05:
        lea      r8, bword ptr [rcx+0x10]
        mov      edi, dword ptr [rcx+0x08]
        mov      rcx, r8
        mov      r8d, edi
 						;; size=13 bbWeight=0.50 PerfScore 1.50
 G_M8095_IG06:
-       mov      bword ptr [rsp], r15
-       mov      dword ptr [rsp+0x08], r14d
-       mov      rdi, r13
-       mov      rsi, r12
+       mov      bword ptr [rsp], r14
+       mov      dword ptr [rsp+0x08], r13d
+       mov      rdi, r12
+       mov      rsi, r15
        mov      r9, rbx
        mov      edx, -1
        mov      rax, 0xD1FFAB1E      ; code for System.Number:TryNegativeInt128ToDecStr[ubyte](System.Int128,int,System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],byref):ubyte
        call     [rax]System.Number:TryNegativeInt128ToDecStr[ubyte](System.Int128,int,System.ReadOnlySpan`1[ubyte],System.Span`1[ubyte],byref):ubyte
-       jmp      G_M8095_IG15
+       jmp      G_M8095_IG17
 						;; size=40 bbWeight=0.50 PerfScore 4.12
 G_M8095_IG07:
-       mov      r13, rdx
-       mov      r12, rcx
-       test     r12, r12
+       test     r15, r15
        jne      SHORT G_M8095_IG08
-       mov      rdi, r13
+       mov      rdi, r12
        or       rdi, 1
        lzcnt    rdi, rdi
        xor      edi, 63
        movsxd   rdi, edi
        mov      rsi, 0xD1FFAB1E      ; static handle
        movzx    rax, byte  ptr [rdi+rsi]
        mov      edi, eax
        mov      rsi, 0xD1FFAB1E      ; static handle
-       cmp      r13, qword ptr [rsi+8*rdi]
+       cmp      r12, qword ptr [rsi+8*rdi]
        setb     dil
        movzx    rdi, dil
        sub      eax, edi
        jmp      G_M8095_IG10
-						;; size=74 bbWeight=0.50 PerfScore 7.00
+						;; size=68 bbWeight=0.50 PerfScore 6.75
 G_M8095_IG08:
        mov      eax, 20
-       cmp      r12, 5
+       cmp      r15, 5
        jbe      SHORT G_M8095_IG09
-       mov      rdi, r13
-       mov      rsi, r12
+       mov      rdi, r12
+       mov      rsi, r15
        mov      rdx, 0xD1FFAB1E
        mov      ecx, 5
        mov      rax, 0xD1FFAB1E      ; code for System.UInt128:op_Division(System.UInt128,System.UInt128):System.UInt128
        call     [rax]System.UInt128:op_Division(System.UInt128,System.UInt128):System.UInt128
-       mov      rsi, rax
-       or       rsi, 1
-       lzcnt    rsi, rsi
-       xor      esi, 63
-       movsxd   rsi, esi
+       mov      rdi, rax
+       or       rdi, 1
+       lzcnt    rdi, rdi
+       xor      edi, 63
+       movsxd   rdi, edi
+       mov      rsi, 0xD1FFAB1E      ; static handle
+       movzx    rdi, byte  ptr [rdi+rsi]
+       mov      esi, edi
        mov      rdx, 0xD1FFAB1E      ; static handle
-       movzx    rsi, byte  ptr [rsi+rdx]
-       mov      edx, esi
-       mov      rdi, 0xD1FFAB1E      ; static handle
-       cmp      rax, qword ptr [rdi+8*rdx]
-       setb     dl
-       movzx    rdx, dl
-       sub      esi, edx
-       lea      eax, [rsi+0x14]
+       cmp      rax, qword ptr [rdx+8*rsi]
+       setb     sil
+       movzx    rsi, sil
+       sub      edi, esi
+       lea      eax, [rdi+0x14]
        jmp      SHORT G_M8095_IG10
-						;; size=106 bbWeight=0.50 PerfScore 9.25
+						;; size=108 bbWeight=0.50 PerfScore 9.25
 G_M8095_IG09:
-       cmp      r12, 5
+       cmp      r15, 5
        jne      SHORT G_M8095_IG10
-       mov      rsi, 0xD1FFAB1E
-       mov      edx, 21
-       cmp      r13, rsi
-       cmovae   eax, edx
+       mov      rdi, 0xD1FFAB1E
+       mov      esi, 21
+       cmp      r12, rdi
+       cmovae   eax, esi
 						;; size=27 bbWeight=0.50 PerfScore 1.12
 G_M8095_IG10:
-       mov      esi, -1
+       mov      edi, -1
        test     eax, eax
-       cmovge   esi, eax
-       cmp      esi, r14d
-       jg       SHORT G_M8095_IG13
-       mov      dword ptr [rbx], esi
-       mov      bword ptr [rbp-0x30], r15
-       movsxd   rdi, esi
-       add      rdi, r15
+       cmovge   edi, eax
+       cmp      edi, r13d
+       jg       G_M8095_IG15
+       mov      dword ptr [rbx], edi
+       mov      bword ptr [rbp-0x30], r14
+       movsxd   rbx, edi
+       add      rbx, r14
        cmp      eax, -1
-       jl       SHORT G_M8095_IG11
-       mov      rsi, r13
-       mov      rdx, r12
-       mov      rax, 0xD1FFAB1E      ; code for System.Number:UInt128ToDecChars[ubyte](ulong,System.UInt128):ulong
-       call     [rax]System.Number:UInt128ToDecChars[ubyte](ulong,System.UInt128):ulong
-       jmp      SHORT G_M8095_IG12
-						;; size=52 bbWeight=0.50 PerfScore 5.75
+       jl       SHORT G_M8095_IG13
+       test     r15, r15
+       je       SHORT G_M8095_IG12
+						;; size=41 bbWeight=0.50 PerfScore 3.50
 G_M8095_IG11:
-       mov      rsi, r13
-       mov      rdx, r12
+       lea      rdi, [rbp-0x40]
+       xor      esi, esi
+       mov      rdx, 0xD1FFAB1E
+       mov      rax, 0xD1FFAB1E      ; code for System.UInt128:.ctor(ulong,ulong):this
+       call     [rax]System.UInt128:.ctor(ulong,ulong):this
+       mov      rsi, r12
+       mov      rdx, r15
+       mov      rcx, qword ptr [rbp-0x40]
+       mov      r8, qword ptr [rbp-0x38]
+       lea      rdi, [rbp-0x60]
+       mov      rax, 0xD1FFAB1E      ; code for System.UInt128:DivRem(System.UInt128,System.UInt128):System.ValueTuple`2[System.UInt128,System.UInt128]
+       call     [rax]System.UInt128:DivRem(System.UInt128,System.UInt128):System.ValueTuple`2[System.UInt128,System.UInt128]
+       mov      r12, qword ptr [rbp-0x60]
+       mov      r15, qword ptr [rbp-0x58]
+       mov      rsi, qword ptr [rbp-0x50]
+       mov      rdi, rbx
+       mov      edx, 19
+       mov      rax, 0xD1FFAB1E      ; code for System.Number:UInt64ToDecChars[ubyte](ulong,ulong,int):ulong
+       call     [rax]System.Number:UInt64ToDecChars[ubyte](ulong,ulong,int):ulong
+       mov      rbx, rax
+       test     r15, r15
+       jne      SHORT G_M8095_IG11
+						;; size=98 bbWeight=4 PerfScore 75.00
+G_M8095_IG12:
+       mov      rdi, rbx
+       mov      rsi, r12
+       mov      rax, 0xD1FFAB1E      ; code for System.Number:UInt64ToDecChars[ubyte](ulong,ulong):ulong
+       call     [rax]System.Number:UInt64ToDecChars[ubyte](ulong,ulong):ulong
+       jmp      SHORT G_M8095_IG14
+						;; size=20 bbWeight=0.50 PerfScore 2.88
+G_M8095_IG13:
+       mov      rsi, r12
+       mov      rdx, r15
+       mov      rdi, rbx
        mov      ecx, -1
        mov      rax, 0xD1FFAB1E      ; code for System.Number:UInt128ToDecChars[ubyte](ulong,System.UInt128,int):ulong
        call     [rax]System.Number:UInt128ToDecChars[ubyte](ulong,System.UInt128,int):ulong
-						;; size=23 bbWeight=0.50 PerfScore 2.00
-G_M8095_IG12:
+						;; size=26 bbWeight=0.50 PerfScore 2.12
+G_M8095_IG14:
        xor      eax, eax
        mov      bword ptr [rbp-0x30], rax
-       jmp      SHORT G_M8095_IG14
+       jmp      SHORT G_M8095_IG16
 						;; size=8 bbWeight=0.50 PerfScore 1.62
-G_M8095_IG13:
+G_M8095_IG15:
        xor      eax, eax
        mov      dword ptr [rbx], eax
 						;; size=4 bbWeight=0.50 PerfScore 0.62
-G_M8095_IG14:
+G_M8095_IG16:
        xor      rax, rax
        mov      bword ptr [rbp-0x30], rax
 						;; size=6 bbWeight=0.50 PerfScore 0.62
-G_M8095_IG15:
-       add      rsp, 40
+G_M8095_IG17:
+       add      rsp, 88
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=1 PerfScore 4.25
 
-; Total bytes of code 529, prolog size 25, PerfScore 62.50, instruction count 139, allocated bytes for code 529 (MethodHash=adbbe060) for method System.Text.Json.Serialization.Converters.Int128Converter:Format(System.Span`1[ubyte],System.Int128,byref) (FullOpts)
+; Total bytes of code 638, prolog size 28, PerfScore 138.00, instruction count 162, allocated bytes for code 638 (MethodHash=adbbe060) for method System.Text.Json.Serialization.Converters.Int128Converter:Format(System.Span`1[ubyte],System.Int128,byref) (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/c00eb66f2e78573474654ab1c4fb84e7

[MihuBot]

Top method improvements

-21 (-3.73 % of base) - System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[short](short,System.String):ubyte:this

 ; Assembly listing for method System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[short](short,System.String):ubyte:this (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; fully interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 20 single block inlinees; 12 inlinees without PGO data
+; 0 inlinees with PGO data; 18 single block inlinees; 12 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T02] ( 10,  6.50)   byref  ->  rbx         this single-def
-;  V01 arg1         [V01,T07] (  4,  3   )   short  ->  rsi         ld-addr-op single-def
+;  V01 arg1         [V01,T06] (  4,  3   )   short  ->  rsi         ld-addr-op single-def
 ;  V02 arg2         [V02,T04] (  6,  4   )     ref  ->  rdx         class-hnd single-def <System.String>
 ;* V03 loc0         [V03    ] (  0,  0   )     ref  ->  zero-ref    class-hnd <System.String>
 ;* V04 loc1         [V04    ] (  0,  0   )     int  ->  zero-ref    ld-addr-op
 ;  V05 loc2         [V05    ] (  5,  2.50)     int  ->  [rbp-0x30]  do-not-enreg[X] addr-exposed ld-addr-op
 ;* V06 loc3         [V06    ] (  0,  0   )   short  ->  zero-ref    ld-addr-op
 ;  V07 OutArgs      [V07    ] (  1,  1   )  struct (16) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;* V08 tmp1         [V08    ] (  0,  0   )  struct ( 8) zero-ref    ld-addr-op class-hnd exact "Single-def Box Helper" <System.Int16>
-;* V09 tmp2         [V09    ] (  0,  0   )  struct (16) zero-ref    multireg-arg "impAppendStmt" <System.Span`1[ushort]>
+;* V09 tmp2         [V09    ] (  0,  0   )  struct (16) zero-ref    "impAppendStmt" <System.Span`1[ushort]>
 ;* V10 tmp3         [V10    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.ReadOnlySpan`1[ushort]>
 ;  V11 tmp4         [V11,T10] (  4,  4   )     int  ->  rax         "Inlining Arg"
-;  V12 tmp5         [V12,T14] (  3,  3   )   byref  ->  rdi         single-def "Inlining Arg"
-;* V13 tmp6         [V13    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[ushort]>
-;  V14 tmp7         [V14,T06] (  5,  5   )   byref  ->  r14         single-def "Inlining Arg"
-;  V15 tmp8         [V15,T11] (  4,  4   )     int  ->  rcx         "Inlining Arg"
+;  V12 tmp5         [V12,T13] (  3,  3   )   byref  ->  rdi         single-def "Inlining Arg"
+;* V13 tmp6         [V13    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.Span`1[ushort]>
+;  V14 tmp7         [V14,T07] (  4,  4   )   byref  ->  r14         single-def "Inlining Arg"
+;  V15 tmp8         [V15,T14] (  3,  3   )     int  ->  rcx         "Inlining Arg"
 ;* V16 tmp9         [V16    ] (  0,  0   )  struct (16) zero-ref    multireg-arg "Inline return value spill temp" <System.ReadOnlySpan`1[ushort]>
 ;* V17 tmp10        [V17    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
 ;* V18 tmp11        [V18    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ushort]>
-;  V19 tmp12        [V19,T18] (  2,  2   )   byref  ->   r8         single-def "Inlining Arg"
+;  V19 tmp12        [V19,T18] (  2,  2   )   byref  ->  rax         single-def "Inlining Arg"
 ;  V20 tmp13        [V20,T20] (  2,  2   )     int  ->  rdi         "Inlining Arg"
-;  V21 tmp14        [V21,T08] (  4,  4   )     ref  ->  [rbp-0x48]  class-hnd spill-single-def "Inlining Arg" <System.IFormatProvider>
+;  V21 tmp14        [V21,T08] (  4,  4   )     ref  ->   r8         class-hnd single-def "Inlining Arg" <System.IFormatProvider>
 ;  V22 tmp15        [V22,T15] (  4,  2   )   ubyte  ->  rax         "Inline return value spill temp"
 ;* V23 tmp16        [V23    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
 ;  V24 tmp17        [V24,T03] (  7,  7   )     int  ->  r15         "Inlining Arg"
 ;* V25 tmp18        [V25    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.ReadOnlySpan`1[ushort]>
 ;  V26 tmp19        [V26,T23] (  3,  1.50)     ref  ->  rax         class-hnd "Inline return value spill temp" <System.Globalization.NumberFormatInfo>
 ;* V27 tmp20        [V27    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.ReadOnlySpan`1[ushort]>
 ;* V28 tmp21        [V28    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.ReadOnlySpan`1[ushort]>
-;* V29 tmp22        [V29    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.ReadOnlySpan`1[ushort]>
+;* V29 tmp22        [V29    ] (  0,  0   )  struct (16) zero-ref    multireg-arg "Inline return value spill temp" <System.ReadOnlySpan`1[ushort]>
 ;  V30 tmp23        [V30,T09] (  4,  4   )     ref  ->   r8         class-hnd exact single-def "Inlining Arg" <System.String>
 ;* V31 tmp24        [V31    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
 ;* V32 tmp25        [V32    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ushort]>
 ;  V33 tmp26        [V33,T19] (  2,  2   )   byref  ->  rdx         single-def "Inlining Arg"
 ;  V34 tmp27        [V34,T21] (  2,  2   )     int  ->  rcx         "Inlining Arg"
-;* V35 tmp28        [V35    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V36 tmp29        [V36    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V37 tmp30        [V37    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
-;* V38 tmp31        [V38    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V39 tmp32        [V39    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
-;  V40 tmp33        [V40,T36] (  2,  1   )     int  ->  rcx         "Inline stloc first use temp"
-;* V41 tmp34        [V41    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
-;* V42 tmp35        [V42    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
-;* V43 tmp36        [V43    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
-;  V44 tmp37        [V44,T26] (  3,  1.50)   ubyte  ->  rax         "Inline return value spill temp"
-;  V45 tmp38        [V45,T16] (  4,  2   )     int  ->  rax         "Inline stloc first use temp"
-;* V46 tmp39        [V46    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ushort]>
-;  V47 tmp40        [V47    ] (  3,  1.50)   byref  ->  [rbp-0x38]  must-init pinned "Inline stloc first use temp"
-;* V48 tmp41        [V48    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
-;* V49 tmp42        [V49    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
-;* V50 tmp43        [V50    ] (  0,  0   )  struct (16) zero-ref    "ReadOnlySpan<T> for CreateSpan<T>" <System.ReadOnlySpan`1[long]>
-;* V51 tmp44        [V51    ] (  0,  0   )  struct (16) zero-ref    "Inline stloc first use temp" <System.ReadOnlySpan`1[long]>
-;* V52 tmp45        [V52    ] (  0,  0   )   byref  ->  zero-ref    "impAppendStmt"
-;* V53 tmp46        [V53    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
-;* V54 tmp47        [V54    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[long]>
-;* V55 tmp48        [V55    ] (  0,  0   )     int  ->  zero-ref    "Inline return value spill temp"
-;* V56 tmp49        [V56    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
-;* V57 tmp50        [V57    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ushort]>
-;* V58 tmp51        [V58    ] (  0,  0   )    long  ->  zero-ref    "Inline return value spill temp"
-;  V59 tmp52        [V59,T00] (  9, 25   )     int  ->  registers   "Inlining Arg"
-;  V60 tmp53        [V60,T01] (  6, 15   )    long  ->  rdx         "Inlining Arg"
-;* V61 tmp54        [V61    ] (  0,  0   )    long  ->  zero-ref    "dup spill"
-;* V62 tmp55        [V62    ] (  0,  0   )  struct ( 8) zero-ref    "dup spill" <System.ValueTuple`2[uint,uint]>
-;* V63 tmp56        [V63    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V64 tmp57        [V64,T05] (  3,  6   )     int  ->  rcx         "Inline stloc first use temp"
-;* V65 tmp58        [V65    ] (  0,  0   )  struct ( 8) zero-ref    ld-addr-op "NewObj constructor temp" <System.ValueTuple`2[uint,uint]>
-;* V66 tmp59        [V66    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
-;* V67 tmp60        [V67    ] (  0,  0   )    long  ->  zero-ref   
-;* V68 tmp61        [V68    ] (  0,  0   )    long  ->  zero-ref   
-;  V69 tmp62        [V69,T12] (  2,  4   )     ref  ->   r9        
-;* V70 tmp63        [V70    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
-;* V71 tmp64        [V71    ] (  0,  0   )    long  ->  zero-ref   
-;  V72 tmp65        [V72,T37] (  2,  1   )    long  ->  rdx        
-;  V73 tmp66        [V73,T29] (  2,  1   )     ref  ->  rcx         single-def
-;* V74 tmp67        [V74    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
-;* V75 tmp68        [V75    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
-;  V76 tmp69        [V76,T38] (  2,  1   )   short  ->  r15         "field V08.m_value (fldOffset=0x0)" P-INDEP
-;  V77 tmp70        [V77,T30] (  2,  1   )   byref  ->  [rbp-0x50]  spill-single-def "field V09._reference (fldOffset=0x0)" P-INDEP
-;  V78 tmp71        [V78,T39] (  2,  1   )     int  ->  [rbp-0x3C]  spill-single-def "field V09._length (fldOffset=0x8)" P-INDEP
-;* V79 tmp72        [V79    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V10._reference (fldOffset=0x0)" P-INDEP
-;* V80 tmp73        [V80    ] (  0,  0   )     int  ->  zero-ref    "field V10._length (fldOffset=0x8)" P-INDEP
-;  V81 tmp74        [V81,T31] (  2,  1   )   byref  ->  r13         single-def "field V13._reference (fldOffset=0x0)" P-INDEP
-;  V82 tmp75        [V82,T40] (  2,  1   )     int  ->  r12         "field V13._length (fldOffset=0x8)" P-INDEP
-;  V83 tmp76        [V83,T24] (  3,  1.50)   byref  ->  rdx         "field V16._reference (fldOffset=0x0)" P-INDEP
-;  V84 tmp77        [V84,T17] (  4,  2   )     int  ->   r8         "field V16._length (fldOffset=0x8)" P-INDEP
-;  V85 tmp78        [V85,T32] (  2,  1   )   byref  ->  rdx         single-def "field V17._reference (fldOffset=0x0)" P-INDEP
-;  V86 tmp79        [V86,T41] (  2,  1   )     int  ->   r8         "field V17._length (fldOffset=0x8)" P-INDEP
-;* V87 tmp80        [V87    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V18._reference (fldOffset=0x0)" P-INDEP
-;* V88 tmp81        [V88    ] (  0,  0   )     int  ->  zero-ref    "field V18._length (fldOffset=0x8)" P-INDEP
-;* V89 tmp82        [V89    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V23._reference (fldOffset=0x0)" P-INDEP
-;* V90 tmp83        [V90    ] (  0,  0   )     int  ->  zero-ref    "field V23._length (fldOffset=0x8)" P-INDEP
-;* V91 tmp84        [V91    ] (  0,  0   )   byref  ->  zero-ref    "field V25._reference (fldOffset=0x0)" P-INDEP
-;* V92 tmp85        [V92    ] (  0,  0   )     int  ->  zero-ref    "field V25._length (fldOffset=0x8)" P-INDEP
-;* V93 tmp86        [V93    ] (  0,  0   )   byref  ->  zero-ref    "field V27._reference (fldOffset=0x0)" P-INDEP
-;* V94 tmp87        [V94    ] (  0,  0   )     int  ->  zero-ref    "field V27._length (fldOffset=0x8)" P-INDEP
-;* V95 tmp88        [V95    ] (  0,  0   )   byref  ->  zero-ref    "field V28._reference (fldOffset=0x0)" P-INDEP
-;* V96 tmp89        [V96    ] (  0,  0   )     int  ->  zero-ref    "field V28._length (fldOffset=0x8)" P-INDEP
-;  V97 tmp90        [V97,T25] (  3,  1.50)   byref  ->  rdx         "field V29._reference (fldOffset=0x0)" P-INDEP
-;  V98 tmp91        [V98,T27] (  3,  1.50)     int  ->  rcx         "field V29._length (fldOffset=0x8)" P-INDEP
-;  V99 tmp92        [V99,T33] (  2,  1   )   byref  ->  rdx         single-def "field V31._reference (fldOffset=0x0)" P-INDEP
-;  V100 tmp93       [V100,T42] (  2,  1   )     int  ->  rcx         "field V31._length (fldOffset=0x8)" P-INDEP
-;* V101 tmp94       [V101    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V32._reference (fldOffset=0x0)" P-INDEP
-;* V102 tmp95       [V102    ] (  0,  0   )     int  ->  zero-ref    "field V32._length (fldOffset=0x8)" P-INDEP
-;  V103 tmp96       [V103,T34] (  2,  1   )   byref  ->  rdx         single-def "field V37._reference (fldOffset=0x0)" P-INDEP
-;* V104 tmp97       [V104    ] (  0,  0   )     int  ->  zero-ref    "field V37._length (fldOffset=0x8)" P-INDEP
-;  V105 tmp98       [V105,T35] (  2,  1   )   byref  ->  rdx         single-def "field V41._reference (fldOffset=0x0)" P-INDEP
-;  V106 tmp99       [V106,T43] (  2,  1   )     int  ->  rcx         "field V41._length (fldOffset=0x8)" P-INDEP
-;* V107 tmp100      [V107    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V42._reference (fldOffset=0x0)" P-INDEP
-;* V108 tmp101      [V108    ] (  0,  0   )     int  ->  zero-ref    "field V42._length (fldOffset=0x8)" P-INDEP
-;* V109 tmp102      [V109    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V46._reference (fldOffset=0x0)" P-INDEP
-;* V110 tmp103      [V110    ] (  0,  0   )     int  ->  zero-ref    "field V46._length (fldOffset=0x8)" P-INDEP
-;* V111 tmp104      [V111    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V50._reference (fldOffset=0x0)" P-INDEP
-;* V112 tmp105      [V112    ] (  0,  0   )     int  ->  zero-ref    "field V50._length (fldOffset=0x8)" P-INDEP
-;* V113 tmp106      [V113    ] (  0,  0   )   byref  ->  zero-ref    "field V51._reference (fldOffset=0x0)" P-INDEP
-;* V114 tmp107      [V114    ] (  0,  0   )     int  ->  zero-ref    "field V51._length (fldOffset=0x8)" P-INDEP
-;* V115 tmp108      [V115    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V54._reference (fldOffset=0x0)" P-INDEP
-;* V116 tmp109      [V116    ] (  0,  0   )     int  ->  zero-ref    "field V54._length (fldOffset=0x8)" P-INDEP
-;* V117 tmp110      [V117    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V57._reference (fldOffset=0x0)" P-INDEP
-;* V118 tmp111      [V118    ] (  0,  0   )     int  ->  zero-ref    "field V57._length (fldOffset=0x8)" P-INDEP
-;* V119 tmp112      [V119    ] (  0,  0   )     int  ->  zero-ref    "field V62.Item1 (fldOffset=0x0)" P-INDEP
-;* V120 tmp113      [V120    ] (  0,  0   )     int  ->  zero-ref    "field V62.Item2 (fldOffset=0x4)" P-INDEP
-;* V121 tmp114      [V121    ] (  0,  0   )     int  ->  zero-ref    "field V65.Item1 (fldOffset=0x0)" P-INDEP
-;  V122 tmp115      [V122,T13] (  2,  4   )     int  ->  r15         "field V65.Item2 (fldOffset=0x4)" P-INDEP
-;  V123 tmp116      [V123,T22] (  2,  2   )    long  ->  r14         "Cast away GC"
-;  V124 cse0        [V124,T28] (  3,  1.50)     int  ->  rcx         "CSE #02: conservative"
+;* V35 tmp28        [V35    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.ReadOnlySpan`1[ushort]>
+;* V36 tmp29        [V36    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[ushort]>
+;  V37 tmp30        [V37,T27] (  3,  1.50)   ubyte  ->  rax         "Inline return value spill temp"
+;  V38 tmp31        [V38,T16] (  4,  2   )     int  ->  rax         "Inline stloc first use temp"
+;* V39 tmp32        [V39    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ushort]>
+;  V40 tmp33        [V40    ] (  3,  1.50)   byref  ->  [rbp-0x38]  must-init pinned "Inline stloc first use temp"
+;* V41 tmp34        [V41    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
+;* V42 tmp35        [V42    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
+;* V43 tmp36        [V43    ] (  0,  0   )  struct (16) zero-ref    "ReadOnlySpan<T> for CreateSpan<T>" <System.ReadOnlySpan`1[long]>
+;* V44 tmp37        [V44    ] (  0,  0   )  struct (16) zero-ref    "Inline stloc first use temp" <System.ReadOnlySpan`1[long]>
+;* V45 tmp38        [V45    ] (  0,  0   )   byref  ->  zero-ref    "impAppendStmt"
+;* V46 tmp39        [V46    ] (  0,  0   )    long  ->  zero-ref    "Inline stloc first use temp"
+;* V47 tmp40        [V47    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.ReadOnlySpan`1[long]>
+;* V48 tmp41        [V48    ] (  0,  0   )     int  ->  zero-ref    "Inline return value spill temp"
+;* V49 tmp42        [V49    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
+;* V50 tmp43        [V50    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ushort]>
+;* V51 tmp44        [V51    ] (  0,  0   )    long  ->  zero-ref    "Inline return value spill temp"
+;  V52 tmp45        [V52,T00] (  9, 25   )     int  ->  registers   "Inlining Arg"
+;  V53 tmp46        [V53,T01] (  6, 15   )    long  ->  rdx         "Inlining Arg"
+;* V54 tmp47        [V54    ] (  0,  0   )    long  ->  zero-ref    "dup spill"
+;* V55 tmp48        [V55    ] (  0,  0   )  struct ( 8) zero-ref    "dup spill" <System.ValueTuple`2[uint,uint]>
+;* V56 tmp49        [V56    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;  V57 tmp50        [V57,T05] (  3,  6   )     int  ->  rcx         "Inline stloc first use temp"
+;* V58 tmp51        [V58    ] (  0,  0   )  struct ( 8) zero-ref    ld-addr-op "NewObj constructor temp" <System.ValueTuple`2[uint,uint]>
+;* V59 tmp52        [V59    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
+;* V60 tmp53        [V60    ] (  0,  0   )    long  ->  zero-ref   
+;* V61 tmp54        [V61    ] (  0,  0   )    long  ->  zero-ref   
+;  V62 tmp55        [V62,T11] (  2,  4   )     ref  ->   r9        
+;* V63 tmp56        [V63    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
+;* V64 tmp57        [V64    ] (  0,  0   )    long  ->  zero-ref   
+;  V65 tmp58        [V65,T34] (  2,  1   )    long  ->  rdx        
+;  V66 tmp59        [V66,T31] (  2,  1   )     ref  ->  rcx         single-def
+;* V67 tmp60        [V67    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
+;* V68 tmp61        [V68    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
+;  V69 tmp62        [V69,T35] (  2,  1   )   short  ->  r15         "field V08.m_value (fldOffset=0x0)" P-INDEP
+;* V70 tmp63        [V70    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V09._reference (fldOffset=0x0)" P-INDEP
+;* V71 tmp64        [V71    ] (  0,  0   )     int  ->  zero-ref    "field V09._length (fldOffset=0x8)" P-INDEP
+;* V72 tmp65        [V72    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V10._reference (fldOffset=0x0)" P-INDEP
+;* V73 tmp66        [V73    ] (  0,  0   )     int  ->  zero-ref    "field V10._length (fldOffset=0x8)" P-INDEP
+;  V74 tmp67        [V74,T24] (  3,  1.50)   byref  ->  r13         single-def "field V13._reference (fldOffset=0x0)" P-INDEP
+;  V75 tmp68        [V75,T28] (  3,  1.50)     int  ->  r12         "field V13._length (fldOffset=0x8)" P-INDEP
+;  V76 tmp69        [V76,T25] (  3,  1.50)   byref  ->  rdx         "field V16._reference (fldOffset=0x0)" P-INDEP
+;  V77 tmp70        [V77,T17] (  4,  2   )     int  ->  rax         "field V16._length (fldOffset=0x8)" P-INDEP
+;  V78 tmp71        [V78,T32] (  2,  1   )   byref  ->  rdx         single-def "field V17._reference (fldOffset=0x0)" P-INDEP
+;  V79 tmp72        [V79,T36] (  2,  1   )     int  ->  rax         "field V17._length (fldOffset=0x8)" P-INDEP
+;* V80 tmp73        [V80    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V18._reference (fldOffset=0x0)" P-INDEP
+;* V81 tmp74        [V81    ] (  0,  0   )     int  ->  zero-ref    "field V18._length (fldOffset=0x8)" P-INDEP
+;* V82 tmp75        [V82    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V23._reference (fldOffset=0x0)" P-INDEP
+;* V83 tmp76        [V83    ] (  0,  0   )     int  ->  zero-ref    "field V23._length (fldOffset=0x8)" P-INDEP
+;* V84 tmp77        [V84    ] (  0,  0   )   byref  ->  zero-ref    "field V25._reference (fldOffset=0x0)" P-INDEP
+;* V85 tmp78        [V85    ] (  0,  0   )     int  ->  zero-ref    "field V25._length (fldOffset=0x8)" P-INDEP
+;* V86 tmp79        [V86    ] (  0,  0   )   byref  ->  zero-ref    "field V27._reference (fldOffset=0x0)" P-INDEP
+;* V87 tmp80        [V87    ] (  0,  0   )     int  ->  zero-ref    "field V27._length (fldOffset=0x8)" P-INDEP
+;* V88 tmp81        [V88    ] (  0,  0   )   byref  ->  zero-ref    "field V28._reference (fldOffset=0x0)" P-INDEP
+;* V89 tmp82        [V89    ] (  0,  0   )     int  ->  zero-ref    "field V28._length (fldOffset=0x8)" P-INDEP
+;  V90 tmp83        [V90,T26] (  3,  1.50)   byref  ->  rdx         "field V29._reference (fldOffset=0x0)" P-INDEP
+;  V91 tmp84        [V91,T29] (  3,  1.50)     int  ->  rcx         "field V29._length (fldOffset=0x8)" P-INDEP
+;  V92 tmp85        [V92,T33] (  2,  1   )   byref  ->  rdx         single-def "field V31._reference (fldOffset=0x0)" P-INDEP
+;  V93 tmp86        [V93,T37] (  2,  1   )     int  ->  rcx         "field V31._length (fldOffset=0x8)" P-INDEP
+;* V94 tmp87        [V94    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V32._reference (fldOffset=0x0)" P-INDEP
+;* V95 tmp88        [V95    ] (  0,  0   )     int  ->  zero-ref    "field V32._length (fldOffset=0x8)" P-INDEP
+;* V96 tmp89        [V96    ] (  0,  0   )   byref  ->  zero-ref    "field V35._reference (fldOffset=0x0)" P-INDEP
+;* V97 tmp90        [V97    ] (  0,  0   )     int  ->  zero-ref    "field V35._length (fldOffset=0x8)" P-INDEP
+;* V98 tmp91        [V98    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V36._reference (fldOffset=0x0)" P-INDEP
+;* V99 tmp92        [V99    ] (  0,  0   )     int  ->  zero-ref    "field V36._length (fldOffset=0x8)" P-INDEP
+;* V100 tmp93       [V100    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V39._reference (fldOffset=0x0)" P-INDEP
+;* V101 tmp94       [V101    ] (  0,  0   )     int  ->  zero-ref    "field V39._length (fldOffset=0x8)" P-INDEP
+;* V102 tmp95       [V102    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V43._reference (fldOffset=0x0)" P-INDEP
+;* V103 tmp96       [V103    ] (  0,  0   )     int  ->  zero-ref    "field V43._length (fldOffset=0x8)" P-INDEP
+;* V104 tmp97       [V104    ] (  0,  0   )   byref  ->  zero-ref    "field V44._reference (fldOffset=0x0)" P-INDEP
+;* V105 tmp98       [V105    ] (  0,  0   )     int  ->  zero-ref    "field V44._length (fldOffset=0x8)" P-INDEP
+;* V106 tmp99       [V106    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V47._reference (fldOffset=0x0)" P-INDEP
+;* V107 tmp100      [V107    ] (  0,  0   )     int  ->  zero-ref    "field V47._length (fldOffset=0x8)" P-INDEP
+;* V108 tmp101      [V108    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V50._reference (fldOffset=0x0)" P-INDEP
+;* V109 tmp102      [V109    ] (  0,  0   )     int  ->  zero-ref    "field V50._length (fldOffset=0x8)" P-INDEP
+;* V110 tmp103      [V110    ] (  0,  0   )     int  ->  zero-ref    "field V55.Item1 (fldOffset=0x0)" P-INDEP
+;* V111 tmp104      [V111    ] (  0,  0   )     int  ->  zero-ref    "field V55.Item2 (fldOffset=0x4)" P-INDEP
+;* V112 tmp105      [V112    ] (  0,  0   )     int  ->  zero-ref    "field V58.Item1 (fldOffset=0x0)" P-INDEP
+;  V113 tmp106      [V113,T12] (  2,  4   )     int  ->  r15         "field V58.Item2 (fldOffset=0x4)" P-INDEP
+;  V114 tmp107      [V114,T22] (  2,  2   )    long  ->  r14         "Cast away GC"
+;  V115 cse0        [V115,T30] (  3,  1.50)     int  ->  rcx         "CSE #02: conservative"
 ;
-; Lcl frame size = 56
+; Lcl frame size = 40
 
 G_M55283_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
-       sub      rsp, 56
-       lea      rbp, [rsp+0x60]
+       sub      rsp, 40
+       lea      rbp, [rsp+0x50]
        xor      eax, eax
        mov      qword ptr [rbp-0x38], rax
        mov      rbx, rdi
 						;; size=28 bbWeight=1 PerfScore 8.25
 G_M55283_IG02:
        cmp      byte  ptr [rbx+0x0D], 0
        je       SHORT G_M55283_IG05
 						;; size=6 bbWeight=1 PerfScore 4.00
 G_M55283_IG03:
        movsx    rsi, si
        mov      rdi, rbx
        mov      rax, 0xD1FFAB1E      ; code for System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendCustomFormatter[short](short,System.String):ubyte:this
        call     [rax]System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendCustomFormatter[short](short,System.String):ubyte:this
        nop      
 						;; size=20 bbWeight=0.50 PerfScore 2.00
 G_M55283_IG04:
-       add      rsp, 56
+       add      rsp, 40
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0.50 PerfScore 2.12
 G_M55283_IG05:
        movsx    r15, si
        lea      rdi, bword ptr [rbx+0x10]
        mov      eax, dword ptr [rbx+0x08]
        mov      ecx, dword ptr [rdi+0x08]
        cmp      eax, ecx
        ja       G_M55283_IG25
        mov      rdi, bword ptr [rdi]
        mov      esi, eax
        lea      r14, bword ptr [rdi+2*rsi]
        sub      ecx, eax
        mov      r13, r14
        mov      r12d, ecx
-       mov      bword ptr [rbp-0x50], r14
-       mov      dword ptr [rbp-0x3C], ecx
        test     rdx, rdx
        jne      SHORT G_M55283_IG06
        xor      rdx, rdx
-       xor      r8d, r8d
+       xor      eax, eax
        jmp      SHORT G_M55283_IG07
-						;; size=58 bbWeight=0.50 PerfScore 7.62
+						;; size=50 bbWeight=0.50 PerfScore 6.62
 G_M55283_IG06:
-       lea      r8, bword ptr [rdx+0x0C]
+       lea      rax, bword ptr [rdx+0x0C]
        mov      edi, dword ptr [rdx+0x08]
-       mov      rdx, r8
-       mov      r8d, edi
-						;; size=13 bbWeight=0.50 PerfScore 1.50
+       mov      rdx, rax
+       mov      eax, edi
+						;; size=12 bbWeight=0.50 PerfScore 1.50
 G_M55283_IG07:
-       mov      r9, gword ptr [rbx]
-       mov      gword ptr [rbp-0x48], r9
-       test     r8d, r8d
+       mov      r8, gword ptr [rbx]
+       test     eax, eax
        jne      G_M55283_IG20
        test     r15d, r15d
        jge      SHORT G_M55283_IG12
-       test     r9, r9
+       test     r8, r8
        je       SHORT G_M55283_IG08
-       mov      rdi, r9
-       mov      rcx, 0xD1FFAB1E      ; code for System.Globalization.NumberFormatInfo:<GetInstance>g__GetProviderNonNull|58_0(System.IFormatProvider):System.Globalization.NumberFormatInfo
-       call     [rcx]System.Globalization.NumberFormatInfo:<GetInstance>g__GetProviderNonNull|58_0(System.IFormatProvider):System.Globalization.NumberFormatInfo
+       mov      rdi, r8
+       mov      rax, 0xD1FFAB1E      ; code for System.Globalization.NumberFormatInfo:<GetInstance>g__GetProviderNonNull|58_0(System.IFormatProvider):System.Globalization.NumberFormatInfo
+       call     [rax]System.Globalization.NumberFormatInfo:<GetInstance>g__GetProviderNonNull|58_0(System.IFormatProvider):System.Globalization.NumberFormatInfo
        jmp      SHORT G_M55283_IG09
-						;; size=43 bbWeight=0.50 PerfScore 6.12
+						;; size=38 bbWeight=0.50 PerfScore 5.62
 G_M55283_IG08:
-       mov      rcx, 0xD1FFAB1E      ; code for System.Globalization.NumberFormatInfo:get_CurrentInfo():System.Globalization.NumberFormatInfo
-       call     [rcx]System.Globalization.NumberFormatInfo:get_CurrentInfo():System.Globalization.NumberFormatInfo
+       mov      rax, 0xD1FFAB1E      ; code for System.Globalization.NumberFormatInfo:get_CurrentInfo():System.Globalization.NumberFormatInfo
+       call     [rax]System.Globalization.NumberFormatInfo:get_CurrentInfo():System.Globalization.NumberFormatInfo
 						;; size=12 bbWeight=0.50 PerfScore 1.62
 G_M55283_IG09:
        mov      r8, gword ptr [rax+0x28]
        test     r8, r8
        jne      SHORT G_M55283_IG10
        xor      rdx, rdx
        xor      ecx, ecx
        jmp      SHORT G_M55283_IG11
 						;; size=15 bbWeight=0.50 PerfScore 2.88
 G_M55283_IG10:
        lea      rdx, bword ptr [r8+0x0C]
        mov      ecx, dword ptr [r8+0x08]
 						;; size=8 bbWeight=0.50 PerfScore 1.25
 G_M55283_IG11:
        lea      r8, [rbp-0x30]
        mov      qword ptr [rsp], r8
-       mov      r8, bword ptr [rbp-0x50]
-       mov      r9d, dword ptr [rbp-0x3C]
+       mov      r8, r13
+       mov      r9d, r12d
        mov      edi, r15d
        mov      esi, -1
        mov      rax, 0xD1FFAB1E      ; code for System.Number:TryNegativeInt32ToDecStr[ushort](int,int,System.ReadOnlySpan`1[ushort],System.Span`1[ushort],byref):ubyte
        call     [rax]System.Number:TryNegativeInt32ToDecStr[ushort](int,int,System.ReadOnlySpan`1[ushort],System.Span`1[ushort],byref):ubyte
        jmp      G_M55283_IG21
-						;; size=41 bbWeight=0.50 PerfScore 4.62
+						;; size=39 bbWeight=0.50 PerfScore 3.88
 G_M55283_IG12:
        mov      eax, r15d
        mov      edx, r15d
        or       edx, 1
        lzcnt    edx, edx
        xor      edx, 31
        mov      r9, 0xD1FFAB1E      ; static handle
        add      rax, qword ptr [r9+8*rdx]
        sar      rax, 32
        cmp      eax, ecx
        jg       G_M55283_IG18
        mov      dword ptr [rbp-0x30], eax
        mov      bword ptr [rbp-0x38], r14
        movsxd   rdx, eax
        lea      rdx, [r14+2*rdx]
        cmp      r15d, 10
        jb       SHORT G_M55283_IG16
        jmp      SHORT G_M55283_IG14
 						;; size=64 bbWeight=0.50 PerfScore 7.00
 G_M55283_IG13:
        add      rdx, -4
        mov      ecx, r15d
        imul     rcx, rcx, 0xD1FFAB1E
        shr      rcx, 37
        imul     r9d, ecx, 100
        sub      r15d, r9d
        mov      r9, 0xD1FFAB1E      ; const ptr
        mov      r9, gword ptr [r9]
        shl      r15d, 2
        mov      edi, r15d
        mov      r9d, dword ptr [r9+rdi+0x10]
        mov      dword ptr [rdx], r9d
        mov      r15d, ecx
 						;; size=56 bbWeight=2 PerfScore 23.00
 G_M55283_IG14:
        cmp      r15d, 100
        jae      SHORT G_M55283_IG13
 						;; size=6 bbWeight=4 PerfScore 5.00
 G_M55283_IG15:
        cmp      r15d, 10
        jb       SHORT G_M55283_IG16
        add      rdx, -4
        mov      rcx, 0xD1FFAB1E      ; const ptr
        mov      rcx, gword ptr [rcx]
        lea      r9d, [4*r15]
        mov      ecx, dword ptr [rcx+r9+0x10]
        mov      dword ptr [rdx], ecx
        jmp      SHORT G_M55283_IG17
 						;; size=40 bbWeight=0.50 PerfScore 4.62
 G_M55283_IG16:
        lea      ecx, [r15+0x30]
        mov      word  ptr [rdx-0x02], cx
 						;; size=8 bbWeight=0.50 PerfScore 0.75
 G_M55283_IG17:
        xor      edx, edx
        mov      bword ptr [rbp-0x38], rdx
        mov      eax, 1
        jmp      SHORT G_M55283_IG19
 						;; size=13 bbWeight=0.50 PerfScore 1.75
 G_M55283_IG18:
        xor      eax, eax
        mov      dword ptr [rbp-0x30], eax
 						;; size=5 bbWeight=0.50 PerfScore 0.62
 G_M55283_IG19:
        xor      rdx, rdx
        mov      bword ptr [rbp-0x38], rdx
        jmp      SHORT G_M55283_IG21
 						;; size=8 bbWeight=0.50 PerfScore 1.62
 G_M55283_IG20:
        mov      bword ptr [rsp], r13
        mov      dword ptr [rsp+0x08], r12d
-       mov      ecx, r8d
+       mov      ecx, eax
        lea      r9, [rbp-0x30]
        mov      edi, r15d
-       mov      r8, gword ptr [rbp-0x48]
        mov      esi, 0xFFFF
        mov      rax, 0xD1FFAB1E      ; code for System.Number:<TryFormatInt32>g__TryFormatInt32Slow|34_0[ushort](int,int,System.ReadOnlySpan`1[ushort],System.IFormatProvider,System.Span`1[ushort],byref):ubyte
        call     [rax]System.Number:<TryFormatInt32>g__TryFormatInt32Slow|34_0[ushort](int,int,System.ReadOnlySpan`1[ushort],System.IFormatProvider,System.Span`1[ushort],byref):ubyte
-						;; size=40 bbWeight=0.50 PerfScore 3.75
+						;; size=35 bbWeight=0.50 PerfScore 3.25
 G_M55283_IG21:
        test     eax, eax
        je       SHORT G_M55283_IG23
        mov      eax, dword ptr [rbp-0x30]
        add      dword ptr [rbx+0x08], eax
        mov      eax, 1
 						;; size=15 bbWeight=0.50 PerfScore 2.75
 G_M55283_IG22:
-       add      rsp, 56
+       add      rsp, 40
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0.50 PerfScore 2.12
 G_M55283_IG23:
        mov      byte  ptr [rbx+0x0C], 0
        xor      eax, eax
 						;; size=6 bbWeight=0.50 PerfScore 0.62
 G_M55283_IG24:
-       add      rsp, 56
+       add      rsp, 40
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0.50 PerfScore 2.12
 G_M55283_IG25:
        mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowArgumentOutOfRangeException()
        call     [rax]System.ThrowHelper:ThrowArgumentOutOfRangeException()
        int3     
 						;; size=13 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 563, prolog size 28, PerfScore 97.75, instruction count 167, allocated bytes for code 563 (MethodHash=fb7a280c) for method System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[short](short,System.String):ubyte:this (FullOpts)
+; Total bytes of code 542, prolog size 28, PerfScore 95.00, instruction count 163, allocated bytes for code 542 (MethodHash=fb7a280c) for method System.MemoryExtensions+TryWriteInterpolatedStringHandler:AppendFormatted[short](short,System.String):ubyte:this (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/2f768bcb5600268d491da7835eba933d

[MihuBot]

@xtqqczze

[xtqqczze]

dotnet/runtime#100750