[JitDiff X64] [xtqqczze] Optimise char to hex conversion

[MihuBot]

Job completed in 17 minutes 11 seconds (remote runner delay: 1 minute 13 seconds).
dotnet/runtime#116821

Diffs

Diffs

Found 97 files with textual diffs.

Summary of Code Size diffs:
(Lower is better)

Total bytes of base: 40678462
Total bytes of diff: 40676566
Total bytes of delta: -1896 (-0.00 % of base)
Total relative delta: -3.79
    diff is an improvement.
    relative diff is an improvement.


Total byte diff includes 0 bytes from reconciling methods
	Base had   16 unique methods,      256 unique bytes
	Diff had   16 unique methods,      256 unique bytes

Top file regressions (bytes):
          32 : System.Net.Primitives.dasm (0.03 % of base)

Top file improvements (bytes):
       -1313 : System.Private.CoreLib.dasm (-0.02 % of base)
        -183 : System.Diagnostics.DiagnosticSource.dasm (-0.06 % of base)
        -125 : System.Web.HttpUtility.dasm (-0.69 % of base)
         -46 : System.Private.Xml.dasm (-0.00 % of base)
         -43 : System.Net.HttpListener.dasm (-0.04 % of base)
         -43 : System.Security.Cryptography.Xml.dasm (-0.02 % of base)
         -41 : System.Private.DataContractSerialization.dasm (-0.00 % of base)
         -37 : System.Reflection.Metadata.dasm (-0.01 % of base)
         -37 : System.Security.Cryptography.Pkcs.dasm (-0.01 % of base)
         -28 : System.Net.Http.dasm (-0.00 % of base)
         -25 : System.Text.RegularExpressions.dasm (-0.00 % of base)
          -7 : System.Net.NetworkInformation.dasm (-0.01 % of base)

13 total files with Code Size differences (12 improved, 1 regressed), 247 unchanged.

Top method regressions (bytes):
          16 (Infinity of base) : System.Net.Primitives.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Private.Xml.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Net.Http.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Private.Uri.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Net.HttpListener.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Private.CoreLib.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Text.Json.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Diagnostics.DiagnosticSource.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Security.Cryptography.Xml.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Web.HttpUtility.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Private.DataContractSerialization.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Reflection.Metadata.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Security.Cryptography.Pkcs.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Text.RegularExpressions.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Net.NetworkInformation.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Security.Cryptography.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
           5 (0.39 % of base) : System.Net.Primitives.dasm - System.Net.IPv6AddressHelper:Parse[byte](System.ReadOnlySpan`1[byte],System.Span`1[ushort],byref) (FullOpts)
           5 (0.39 % of base) : System.Private.Uri.dasm - System.Net.IPv6AddressHelper:Parse[byte](System.ReadOnlySpan`1[byte],System.Span`1[ushort],byref) (FullOpts)
           5 (0.41 % of base) : System.Net.Primitives.dasm - System.Net.IPv6AddressHelper:Parse[int](System.ReadOnlySpan`1[int],System.Span`1[ushort],byref) (FullOpts)
           5 (0.41 % of base) : System.Private.Uri.dasm - System.Net.IPv6AddressHelper:Parse[int](System.ReadOnlySpan`1[int],System.Span`1[ushort],byref) (FullOpts)
           5 (0.40 % of base) : System.Net.Primitives.dasm - System.Net.IPv6AddressHelper:Parse[long](System.ReadOnlySpan`1[long],System.Span`1[ushort],byref) (FullOpts)
           5 (0.40 % of base) : System.Private.Uri.dasm - System.Net.IPv6AddressHelper:Parse[long](System.ReadOnlySpan`1[long],System.Span`1[ushort],byref) (FullOpts)
           5 (0.40 % of base) : System.Net.Primitives.dasm - System.Net.IPv6AddressHelper:Parse[short](System.ReadOnlySpan`1[short],System.Span`1[ushort],byref) (FullOpts)
           5 (0.40 % of base) : System.Private.Uri.dasm - System.Net.IPv6AddressHelper:Parse[short](System.ReadOnlySpan`1[short],System.Span`1[ushort],byref) (FullOpts)
           4 (0.47 % of base) : System.Net.Primitives.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[int](ptr,int,byref,bool):long (FullOpts)
           4 (0.47 % of base) : System.Private.Uri.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[int](ptr,int,byref,bool):long (FullOpts)
           4 (0.47 % of base) : System.Net.Primitives.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[long](ptr,int,byref,bool):long (FullOpts)
           4 (0.47 % of base) : System.Private.Uri.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[long](ptr,int,byref,bool):long (FullOpts)
           3 (0.60 % of base) : System.Net.Primitives.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[byte](ptr,int,byref,bool):long (FullOpts)
           3 (0.60 % of base) : System.Private.Uri.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[byte](ptr,int,byref,bool):long (FullOpts)
           1 (0.12 % of base) : System.Net.Primitives.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[short](ptr,int,byref,bool):long (FullOpts)
           1 (0.12 % of base) : System.Private.Uri.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[short](ptr,int,byref,bool):long (FullOpts)

Top method improvements (bytes):
        -461 (-38.67 % of base) : System.Private.CoreLib.dasm - System.Guid:TryParseExactD[byte](System.ReadOnlySpan`1[byte],byref):bool (FullOpts)
        -460 (-40.96 % of base) : System.Private.CoreLib.dasm - System.Guid:TryParseExactN[byte](System.ReadOnlySpan`1[byte],byref):bool (FullOpts)
        -262 (-21.34 % of base) : System.Private.CoreLib.dasm - System.Guid:TryParseExactD[char](System.ReadOnlySpan`1[char],byref):bool (FullOpts)
        -144 (-5.77 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.W3CPropagator:TryDecodeBaggageValue(System.ReadOnlySpan`1[char],byref):bool (FullOpts)
         -57 (-5.51 % of base) : System.Web.HttpUtility.dasm - System.Web.Util.HttpEncoder:UrlDecode(System.ReadOnlySpan`1[char],System.Text.Encoding):System.String (FullOpts)
         -53 (-5.67 % of base) : System.Web.HttpUtility.dasm - System.Web.Util.HttpEncoder:UrlDecode(byte[],int,int,System.Text.Encoding):System.String (FullOpts)
         -43 (-5.48 % of base) : System.Net.HttpListener.dasm - System.Net.HttpListenerRequest+Helpers:UrlDecodeStringFromStringInternal(System.String,System.Text.Encoding):System.String (FullOpts)
         -38 (-2.57 % of base) : System.Private.Xml.dasm - System.Xml.XmlConvert:DecodeName(System.String):System.String (FullOpts)
         -37 (-15.74 % of base) : System.Private.CoreLib.dasm - System.HexConverter:TryDecodeFromUtf16_Scalar(System.ReadOnlySpan`1[char],System.Span`1[byte],byref):bool (FullOpts)
         -37 (-15.74 % of base) : System.Security.Cryptography.Xml.dasm - System.HexConverter:TryDecodeFromUtf16_Scalar(System.ReadOnlySpan`1[char],System.Span`1[byte],byref):bool (FullOpts)
         -37 (-15.74 % of base) : System.Private.DataContractSerialization.dasm - System.HexConverter:TryDecodeFromUtf16_Scalar(System.ReadOnlySpan`1[char],System.Span`1[byte],byref):bool (FullOpts)
         -37 (-15.74 % of base) : System.Reflection.Metadata.dasm - System.HexConverter:TryDecodeFromUtf16_Scalar(System.ReadOnlySpan`1[char],System.Span`1[byte],byref):bool (FullOpts)
         -37 (-15.74 % of base) : System.Security.Cryptography.Pkcs.dasm - System.HexConverter:TryDecodeFromUtf16_Scalar(System.ReadOnlySpan`1[char],System.Span`1[byte],byref):bool (FullOpts)
         -23 (-18.85 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.W3CPropagator:TryDecodeEscapedByte(System.ReadOnlySpan`1[char],byref):bool (FullOpts)
         -22 (-1.59 % of base) : System.Text.RegularExpressions.dasm - System.Text.RegularExpressions.RegexParser:ScanCharEscape():char:this (FullOpts) (2 methods)
         -20 (-8.30 % of base) : System.Private.CoreLib.dasm - System.Buffers.Text.Utf8Parser:TryParseUInt16X(System.ReadOnlySpan`1[byte],byref,byref):bool (FullOpts)
         -20 (-8.33 % of base) : System.Private.CoreLib.dasm - System.Buffers.Text.Utf8Parser:TryParseUInt32X(System.ReadOnlySpan`1[byte],byref,byref):bool (FullOpts)
         -20 (-31.25 % of base) : System.Private.CoreLib.dasm - System.Guid:DecodeByte[byte](byte,byte,byref):byte (FullOpts)
         -19 (-5.03 % of base) : System.Private.CoreLib.dasm - System.Net.WebUtility:UrlDecodeInternal(byte[],int,int):byte[] (FullOpts)
         -17 (-13.18 % of base) : System.Private.Uri.dasm - System.Uri:FromHex(char):int (FullOpts)
         -16 (-100.00 % of base) : System.Net.Primitives.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Private.Xml.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Net.Http.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Private.Uri.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Net.HttpListener.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Private.CoreLib.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Text.Json.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Security.Cryptography.Xml.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Web.HttpUtility.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Private.DataContractSerialization.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Reflection.Metadata.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Security.Cryptography.Pkcs.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Text.RegularExpressions.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Net.NetworkInformation.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Security.Cryptography.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-1.74 % of base) : System.Net.Http.dasm - System.Net.Http.Headers.AltSvcHeaderParser:TryReadUnknownPercentEncodedAlpnProtocolName(System.ReadOnlySpan`1[char],byref):bool (FullOpts)
         -15 (-12.93 % of base) : System.Private.Uri.dasm - System.UriHelper:DecodeHexChars(int,int):char (FullOpts)
         -15 (-3.35 % of base) : System.Web.HttpUtility.dasm - System.Web.Util.HttpEncoder:UrlDecode(System.ReadOnlySpan`1[byte]):byte[] (FullOpts)
         -12 (-20.69 % of base) : System.Net.Http.dasm - System.Net.Http.Headers.AltSvcHeaderParser:TryReadAlpnHexDigit(char,byref):bool (FullOpts)
         -11 (-22.00 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.W3CPropagator:TryDecodeHexDigit(char,byref):bool (FullOpts)
          -8 (-2.61 % of base) : System.Private.CoreLib.dasm - System.Guid:TryParseHex[byte](System.ReadOnlySpan`1[byte],byref,byref):bool (FullOpts) (2 methods)
          -6 (-8.45 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.StringParsingHelpers:HexToByte(char):byte (FullOpts)
          -6 (-2.87 % of base) : System.Security.Cryptography.Xml.dasm - System.Security.Cryptography.Xml.Utils:DecodeHexString(System.String):byte[] (FullOpts)
          -5 (-2.94 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.ActivityTraceId:HexByteFromChars(char,char):byte (FullOpts)
          -4 (-1.79 % of base) : System.Private.CoreLib.dasm - System.Buffers.Text.Utf8Parser:TryParseByteX(System.ReadOnlySpan`1[byte],byref,byref):bool (FullOpts)
          -4 (-1.45 % of base) : System.Private.DataContractSerialization.dasm - System.Xml.XmlBufferReader:GetHexCharEntity(int,int):int:this (FullOpts)
          -4 (-10.26 % of base) : System.Private.Xml.dasm - System.Xml.XmlConvert:FromHex(char):int (FullOpts)
          -3 (-1.78 % of base) : System.Text.RegularExpressions.dasm - System.Text.RegularExpressions.RegexParser:ScanHex(int):char:this (FullOpts)
          -2 (-0.74 % of base) : System.Private.Xml.dasm - System.Xml.BinHexDecoder:Decode(System.ReadOnlySpan`1[char],System.Span`1[byte],byref,byref,byref,byref) (FullOpts)
          -2 (-0.15 % of base) : System.Private.Xml.dasm - System.Xml.XmlTextReaderImpl:ParseNumericCharRefInline(int,bool,System.Text.StringBuilder,byref,byref):int:this (FullOpts)
          -1 (-0.39 % of base) : System.Private.CoreLib.dasm - System.Buffers.Text.Utf8Parser:TryParseUInt64X(System.ReadOnlySpan`1[byte],byref,byref):bool (FullOpts)
          -1 (-0.15 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.PhysicalAddress:TryParse(System.ReadOnlySpan`1[char],byref):bool (FullOpts)
          -1 (-0.11 % of base) : System.Private.CoreLib.dasm - System.Net.WebUtility:UrlDecodeInternal(System.String,System.Text.Encoding):System.String (FullOpts)

Top method regressions (percentages):
          16 (Infinity of base) : System.Net.Primitives.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Private.Xml.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Net.Http.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Private.Uri.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Net.HttpListener.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Private.CoreLib.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Text.Json.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Diagnostics.DiagnosticSource.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Security.Cryptography.Xml.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Web.HttpUtility.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Private.DataContractSerialization.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Reflection.Metadata.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Security.Cryptography.Pkcs.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Text.RegularExpressions.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Net.NetworkInformation.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
          16 (Infinity of base) : System.Security.Cryptography.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[sbyte] (FullOpts) (0 base, 1 diff methods)
           3 (0.60 % of base) : System.Net.Primitives.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[byte](ptr,int,byref,bool):long (FullOpts)
           3 (0.60 % of base) : System.Private.Uri.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[byte](ptr,int,byref,bool):long (FullOpts)
           4 (0.47 % of base) : System.Net.Primitives.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[int](ptr,int,byref,bool):long (FullOpts)
           4 (0.47 % of base) : System.Private.Uri.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[int](ptr,int,byref,bool):long (FullOpts)
           4 (0.47 % of base) : System.Net.Primitives.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[long](ptr,int,byref,bool):long (FullOpts)
           4 (0.47 % of base) : System.Private.Uri.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[long](ptr,int,byref,bool):long (FullOpts)
           5 (0.41 % of base) : System.Net.Primitives.dasm - System.Net.IPv6AddressHelper:Parse[int](System.ReadOnlySpan`1[int],System.Span`1[ushort],byref) (FullOpts)
           5 (0.41 % of base) : System.Private.Uri.dasm - System.Net.IPv6AddressHelper:Parse[int](System.ReadOnlySpan`1[int],System.Span`1[ushort],byref) (FullOpts)
           5 (0.40 % of base) : System.Net.Primitives.dasm - System.Net.IPv6AddressHelper:Parse[short](System.ReadOnlySpan`1[short],System.Span`1[ushort],byref) (FullOpts)
           5 (0.40 % of base) : System.Private.Uri.dasm - System.Net.IPv6AddressHelper:Parse[short](System.ReadOnlySpan`1[short],System.Span`1[ushort],byref) (FullOpts)
           5 (0.40 % of base) : System.Net.Primitives.dasm - System.Net.IPv6AddressHelper:Parse[long](System.ReadOnlySpan`1[long],System.Span`1[ushort],byref) (FullOpts)
           5 (0.40 % of base) : System.Private.Uri.dasm - System.Net.IPv6AddressHelper:Parse[long](System.ReadOnlySpan`1[long],System.Span`1[ushort],byref) (FullOpts)
           5 (0.39 % of base) : System.Net.Primitives.dasm - System.Net.IPv6AddressHelper:Parse[byte](System.ReadOnlySpan`1[byte],System.Span`1[ushort],byref) (FullOpts)
           5 (0.39 % of base) : System.Private.Uri.dasm - System.Net.IPv6AddressHelper:Parse[byte](System.ReadOnlySpan`1[byte],System.Span`1[ushort],byref) (FullOpts)
           1 (0.12 % of base) : System.Net.Primitives.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[short](ptr,int,byref,bool):long (FullOpts)
           1 (0.12 % of base) : System.Private.Uri.dasm - System.Net.IPv4AddressHelper:ParseNonCanonical[short](ptr,int,byref,bool):long (FullOpts)

Top method improvements (percentages):
         -16 (-100.00 % of base) : System.Net.Primitives.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Private.Xml.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Net.Http.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Private.Uri.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Net.HttpListener.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Private.CoreLib.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Text.Json.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Security.Cryptography.Xml.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Web.HttpUtility.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Private.DataContractSerialization.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Reflection.Metadata.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Security.Cryptography.Pkcs.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Text.RegularExpressions.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Net.NetworkInformation.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
         -16 (-100.00 % of base) : System.Security.Cryptography.dasm - System.HexConverter:get_CharToHexLookup():System.ReadOnlySpan`1[byte] (FullOpts) (1 base, 0 diff methods)
        -460 (-40.96 % of base) : System.Private.CoreLib.dasm - System.Guid:TryParseExactN[byte](System.ReadOnlySpan`1[byte],byref):bool (FullOpts)
        -461 (-38.67 % of base) : System.Private.CoreLib.dasm - System.Guid:TryParseExactD[byte](System.ReadOnlySpan`1[byte],byref):bool (FullOpts)
         -20 (-31.25 % of base) : System.Private.CoreLib.dasm - System.Guid:DecodeByte[byte](byte,byte,byref):byte (FullOpts)
         -11 (-22.00 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.W3CPropagator:TryDecodeHexDigit(char,byref):bool (FullOpts)
        -262 (-21.34 % of base) : System.Private.CoreLib.dasm - System.Guid:TryParseExactD[char](System.ReadOnlySpan`1[char],byref):bool (FullOpts)
         -12 (-20.69 % of base) : System.Net.Http.dasm - System.Net.Http.Headers.AltSvcHeaderParser:TryReadAlpnHexDigit(char,byref):bool (FullOpts)
         -23 (-18.85 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.W3CPropagator:TryDecodeEscapedByte(System.ReadOnlySpan`1[char],byref):bool (FullOpts)
         -37 (-15.74 % of base) : System.Private.CoreLib.dasm - System.HexConverter:TryDecodeFromUtf16_Scalar(System.ReadOnlySpan`1[char],System.Span`1[byte],byref):bool (FullOpts)
         -37 (-15.74 % of base) : System.Security.Cryptography.Xml.dasm - System.HexConverter:TryDecodeFromUtf16_Scalar(System.ReadOnlySpan`1[char],System.Span`1[byte],byref):bool (FullOpts)
         -37 (-15.74 % of base) : System.Private.DataContractSerialization.dasm - System.HexConverter:TryDecodeFromUtf16_Scalar(System.ReadOnlySpan`1[char],System.Span`1[byte],byref):bool (FullOpts)
         -37 (-15.74 % of base) : System.Reflection.Metadata.dasm - System.HexConverter:TryDecodeFromUtf16_Scalar(System.ReadOnlySpan`1[char],System.Span`1[byte],byref):bool (FullOpts)
         -37 (-15.74 % of base) : System.Security.Cryptography.Pkcs.dasm - System.HexConverter:TryDecodeFromUtf16_Scalar(System.ReadOnlySpan`1[char],System.Span`1[byte],byref):bool (FullOpts)
         -17 (-13.18 % of base) : System.Private.Uri.dasm - System.Uri:FromHex(char):int (FullOpts)
         -15 (-12.93 % of base) : System.Private.Uri.dasm - System.UriHelper:DecodeHexChars(int,int):char (FullOpts)
          -4 (-10.26 % of base) : System.Private.Xml.dasm - System.Xml.XmlConvert:FromHex(char):int (FullOpts)
          -6 (-8.45 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.StringParsingHelpers:HexToByte(char):byte (FullOpts)
         -20 (-8.33 % of base) : System.Private.CoreLib.dasm - System.Buffers.Text.Utf8Parser:TryParseUInt32X(System.ReadOnlySpan`1[byte],byref,byref):bool (FullOpts)
         -20 (-8.30 % of base) : System.Private.CoreLib.dasm - System.Buffers.Text.Utf8Parser:TryParseUInt16X(System.ReadOnlySpan`1[byte],byref,byref):bool (FullOpts)
        -144 (-5.77 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.W3CPropagator:TryDecodeBaggageValue(System.ReadOnlySpan`1[char],byref):bool (FullOpts)
         -53 (-5.67 % of base) : System.Web.HttpUtility.dasm - System.Web.Util.HttpEncoder:UrlDecode(byte[],int,int,System.Text.Encoding):System.String (FullOpts)
         -57 (-5.51 % of base) : System.Web.HttpUtility.dasm - System.Web.Util.HttpEncoder:UrlDecode(System.ReadOnlySpan`1[char],System.Text.Encoding):System.String (FullOpts)
         -43 (-5.48 % of base) : System.Net.HttpListener.dasm - System.Net.HttpListenerRequest+Helpers:UrlDecodeStringFromStringInternal(System.String,System.Text.Encoding):System.String (FullOpts)
         -19 (-5.03 % of base) : System.Private.CoreLib.dasm - System.Net.WebUtility:UrlDecodeInternal(byte[],int,int):byte[] (FullOpts)
         -15 (-3.35 % of base) : System.Web.HttpUtility.dasm - System.Web.Util.HttpEncoder:UrlDecode(System.ReadOnlySpan`1[byte]):byte[] (FullOpts)
          -5 (-2.94 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.ActivityTraceId:HexByteFromChars(char,char):byte (FullOpts)
          -6 (-2.87 % of base) : System.Security.Cryptography.Xml.dasm - System.Security.Cryptography.Xml.Utils:DecodeHexString(System.String):byte[] (FullOpts)
          -8 (-2.61 % of base) : System.Private.CoreLib.dasm - System.Guid:TryParseHex[byte](System.ReadOnlySpan`1[byte],byref,byref):bool (FullOpts) (2 methods)
         -38 (-2.57 % of base) : System.Private.Xml.dasm - System.Xml.XmlConvert:DecodeName(System.String):System.String (FullOpts)
          -4 (-1.79 % of base) : System.Private.CoreLib.dasm - System.Buffers.Text.Utf8Parser:TryParseByteX(System.ReadOnlySpan`1[byte],byref,byref):bool (FullOpts)
          -3 (-1.78 % of base) : System.Text.RegularExpressions.dasm - System.Text.RegularExpressions.RegexParser:ScanHex(int):char:this (FullOpts)
         -16 (-1.74 % of base) : System.Net.Http.dasm - System.Net.Http.Headers.AltSvcHeaderParser:TryReadUnknownPercentEncodedAlpnProtocolName(System.ReadOnlySpan`1[char],byref):bool (FullOpts)
         -22 (-1.59 % of base) : System.Text.RegularExpressions.dasm - System.Text.RegularExpressions.RegexParser:ScanCharEscape():char:this (FullOpts) (2 methods)
          -4 (-1.45 % of base) : System.Private.DataContractSerialization.dasm - System.Xml.XmlBufferReader:GetHexCharEntity(int,int):int:this (FullOpts)
          -2 (-0.74 % of base) : System.Private.Xml.dasm - System.Xml.BinHexDecoder:Decode(System.ReadOnlySpan`1[char],System.Span`1[byte],byref,byref,byref,byref) (FullOpts)
          -1 (-0.39 % of base) : System.Private.CoreLib.dasm - System.Buffers.Text.Utf8Parser:TryParseUInt64X(System.ReadOnlySpan`1[byte],byref,byref):bool (FullOpts)
          -1 (-0.15 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.PhysicalAddress:TryParse(System.ReadOnlySpan`1[char],byref):bool (FullOpts)
          -2 (-0.15 % of base) : System.Private.Xml.dasm - System.Xml.XmlTextReaderImpl:ParseNumericCharRefInline(int,bool,System.Text.StringBuilder,byref,byref):int:this (FullOpts)
          -1 (-0.11 % of base) : System.Private.CoreLib.dasm - System.Net.WebUtility:UrlDecodeInternal(System.String,System.Text.Encoding):System.String (FullOpts)

86 total methods with Code Size differences (54 improved, 32 regressed), 247088 unchanged.

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

Artifacts:

• build-clr-checked-main.zip (87 MB)
• build-artifacts-main.zip (675 MB)
• build-clr-checked-pr.zip (87 MB)
• build-artifacts-pr.zip (676 MB)
• jit-diffs-main.zip (136 MB)
• jit-diffs-pr.zip (136 MB)
• diff-frameworks.txt (29 KB)
• ShortDiffsRegressions.md (52 KB)
• LongDiffsRegressions.md (399 KB)
• ShortDiffsImprovements.md (59 KB)
• LongDiffsImprovements.md (679 KB)

[xtqqczze]

xtqqczze/dotnet-runtime@86c2a8b

[MihuBot]

Top method regressions

5 (0.39 % of base) - System.Net.IPv6AddressHelper:Parse[byte](System.ReadOnlySpan`1[byte],System.Span`1[ushort],byref)

 ; Assembly listing for method System.Net.IPv6AddressHelper:Parse[byte](System.ReadOnlySpan`1[byte],System.Span`1[ushort],byref) (FullOpts)
 ; Emitting BLENDED_CODE for generic X64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; fully interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 19 single block inlinees; 50 inlinees without PGO data
+; 0 inlinees with PGO data; 19 single block inlinees; 49 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;* V00 arg0         [V00    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op single-def <System.ReadOnlySpan`1[byte]>
 ;* V01 arg1         [V01    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op single-def <System.Span`1[ushort]>
 ;  V02 arg2         [V02,T49] (  5, 11   )   byref  ->  r12         single-def
 ;  V03 loc0         [V03,T31] (  9, 25.50)     int  ->  rax        
 ;  V04 loc1         [V04,T34] (  6, 22   )     int  ->  r10        
 ;  V05 loc2         [V05,T19] ( 17, 41   )     int  ->  [rbp-0x2C] 
 ;  V06 loc3         [V06,T53] (  5,  8.50)     int  ->  [rbp-0x30] 
 ;  V07 loc4         [V07,T36] (  7, 18   )   ubyte  ->  registers  
 ;  V08 loc5         [V08,T00] ( 57,334.48)     int  ->  registers  
 ;  V09 loc6         [V09,T35] (  5, 20   )     int  ->  rdx        
 ;* V10 loc7         [V10    ] (  0,  0   )     int  ->  zero-ref   
 ;  V11 loc8         [V11,T01] ( 25,191.48)     int  ->  [rbp-0x34] 
 ;  V12 loc9         [V12,T51] (  3, 12   )     int  ->  rax        
 ;  V13 loc10        [V13,T54] (  3,  8.50)     int  ->  registers  
 ;  V14 loc11        [V14,T63] (  2,  1   )     int  ->  rcx        
 ;  V15 loc12        [V15,T50] (  5, 13   )     int  ->  rdx        
 ;# V16 OutArgs      [V16    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;  V17 tmp1         [V17,T59] (  2,  4   )     int  ->  rsi         "impAppendStmt"
 ;  V18 tmp2         [V18,T20] (  4, 32   )     int  ->  rax         "impSpillLclRefs"
 ;  V19 tmp3         [V19,T32] (  3, 24   )     int  ->  rcx         "impSpillLclRefs"
 ;  V20 tmp4         [V20,T58] (  4,  4   )     int  ->  rcx         "impSpillLclRefs"
 ;  V21 tmp5         [V21,T40] (  2, 16   )     int  ->  rsi         "impAppendStmt"
 ;  V22 tmp6         [V22,T10] (  4, 64   )     int  ->  rsi         "impAppendStmt"
 ;  V23 tmp7         [V23,T11] (  4, 64   )     int  ->  rcx         "impAppendStmt"
 ;  V24 tmp8         [V24,T12] (  4, 64   )     int  ->  rsi         "impAppendStmt"
 ;  V25 tmp9         [V25,T38] (  4, 16   )     int  ->  rdi         "impSpillLclRefs"
 ;  V26 tmp10        [V26,T13] (  4, 64   )     int  ->  rsi         "impAppendStmt"
 ;  V27 tmp11        [V27,T39] (  4, 16   )     int  ->   r9         "impSpillLclRefs"
 ;  V28 tmp12        [V28,T21] (  4, 32   )     int  ->  rsi         "impSpillLclRefs"
 ;  V29 tmp13        [V29,T41] (  2, 16   )     int  ->  rsi         "impAppendStmt"
 ;  V30 tmp14        [V30,T04] (  4,128   )     int  ->  r10         "impAppendStmt"
 ;  V31 tmp15        [V31,T05] (  4,128   )     int  ->  r11         "impAppendStmt"
 ;  V32 tmp16        [V32,T06] (  4,128   )     int  ->  r11         "impAppendStmt"
 ;  V33 tmp17        [V33,T07] (  4,128   )     int  ->  r11         "impAppendStmt"
 ;  V34 tmp18        [V34,T08] (  4,128   )     int  ->  rcx         "impAppendStmt"
 ;  V35 tmp19        [V35,T22] (  4, 32   )     int  ->  rdx         "impSpillLclRefs"
 ;  V36 tmp20        [V36,T23] (  4, 32   )     int  ->  rdx         "impSpillLclRefs"
 ;  V37 tmp21        [V37,T14] (  4, 64   )     int  ->  rax         "impAppendStmt"
 ;  V38 tmp22        [V38,T15] (  4, 64   )     int  ->   r9         "impAppendStmt"
 ;  V39 tmp23        [V39,T16] (  4, 64   )     int  ->  rcx         "impAppendStmt"
 ;* V40 tmp24        [V40    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[byte]>
 ;* V41 tmp25        [V41,T64] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V42 tmp26        [V42    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V43 tmp27        [V43    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V44 tmp28        [V44    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V45 tmp29        [V45    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V46 tmp30        [V46    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V47 tmp31        [V47    ] (  0,  0   )  ushort  ->  zero-ref    "Inline return value spill temp"
 ;* V48 tmp32        [V48    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V49 tmp33        [V49,T42] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V50 tmp34        [V50    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V51 tmp35        [V51    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V52 tmp36        [V52    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V53 tmp37        [V53    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V54 tmp38        [V54    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V55 tmp39        [V55,T43] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V56 tmp40        [V56    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V57 tmp41        [V57    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V58 tmp42        [V58    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V59 tmp43        [V59    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V60 tmp44        [V60    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;  V61 tmp45        [V61,T33] (  3, 24   )     int  ->  rsi         "Inlining Arg"
 ;* V62 tmp46        [V62    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
 ;* V63 tmp47        [V63    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V64 tmp48        [V64,T44] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V65 tmp49        [V65    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V66 tmp50        [V66    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V67 tmp51        [V67    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V68 tmp52        [V68    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V69 tmp53        [V69    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V70 tmp54        [V70,T60] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V71 tmp55        [V71    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V72 tmp56        [V72    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V73 tmp57        [V73    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V74 tmp58        [V74    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V75 tmp59        [V75    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V76 tmp60        [V76,T24] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V77 tmp61        [V77    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V78 tmp62        [V78    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V79 tmp63        [V79    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V80 tmp64        [V80    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V81 tmp65        [V81    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V82 tmp66        [V82,T45] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V83 tmp67        [V83    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V84 tmp68        [V84    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V85 tmp69        [V85    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V86 tmp70        [V86    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V87 tmp71        [V87    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V88 tmp72        [V88,T46] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V89 tmp73        [V89    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V90 tmp74        [V90    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V91 tmp75        [V91    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V92 tmp76        [V92    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V93 tmp77        [V93    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V94 tmp78        [V94,T47] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V95 tmp79        [V95    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V96 tmp80        [V96    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V97 tmp81        [V97    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V98 tmp82        [V98    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V99 tmp83        [V99    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V100 tmp84       [V100,T25] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V101 tmp85       [V101    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V102 tmp86       [V102    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V103 tmp87       [V103    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V104 tmp88       [V104    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V105 tmp89       [V105    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V106 tmp90       [V106,T26] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V107 tmp91       [V107    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V108 tmp92       [V108    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V109 tmp93       [V109    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V110 tmp94       [V110    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V111 tmp95       [V111    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V112 tmp96       [V112,T27] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V113 tmp97       [V113    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V114 tmp98       [V114    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V115 tmp99       [V115    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V116 tmp100      [V116    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V117 tmp101      [V117    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V118 tmp102      [V118,T28] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V119 tmp103      [V119    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V120 tmp104      [V120    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V121 tmp105      [V121    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V122 tmp106      [V122    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V123 tmp107      [V123    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V124 tmp108      [V124,T48] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V125 tmp109      [V125    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V126 tmp110      [V126    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V127 tmp111      [V127    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V128 tmp112      [V128    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V129 tmp113      [V129    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V130 tmp114      [V130,T55] (  3,  8   )     int  ->  rcx         "Inline return value spill temp"
-;* V131 tmp115      [V131    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[byte]>
-;* V132 tmp116      [V132    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;* V133 tmp117      [V133    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
+;* V130 tmp114      [V130    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[sbyte]>
+;* V131 tmp115      [V131    ] (  0,  0   )     int  ->  zero-ref    "Span.get_Item index"
+;* V132 tmp116      [V132    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[sbyte]>
+;  V133 tmp117      [V133,T55] (  3,  8   )     int  ->  r10         "Inline return value spill temp"
 ;* V134 tmp118      [V134,T61] (  0,  0   )   ubyte  ->  zero-ref    ld-addr-op "Inline ldloca(s) first use temp"
 ;* V135 tmp119      [V135    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V136 tmp120      [V136    ] (  0,  0   )  ushort  ->  zero-ref    "Inline stloc first use temp"
 ;* V137 tmp121      [V137    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;* V138 tmp122      [V138    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;* V139 tmp123      [V139    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;  V140 tmp124      [V140,T09] ( 16,114   )   byref  ->  r15         single-def "field V00._reference (fldOffset=0x0)" P-INDEP
 ;  V141 tmp125      [V141,T03] ( 27,126.96)     int  ->  rbx         single-def "field V00._length (fldOffset=0x8)" P-INDEP
 ;  V142 tmp126      [V142,T29] ( 10, 29.50)   byref  ->  r14         single-def "field V01._reference (fldOffset=0x0)" P-INDEP
 ;  V143 tmp127      [V143,T30] (  9, 25.50)     int  ->  r13         single-def "field V01._length (fldOffset=0x8)" P-INDEP
 ;* V144 tmp128      [V144    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V40._reference (fldOffset=0x0)" P-INDEP
 ;* V145 tmp129      [V145    ] (  0,  0   )     int  ->  zero-ref    "field V40._length (fldOffset=0x8)" P-INDEP
 ;  V146 tmp130      [V146,T56] (  2,  8   )   byref  ->  rdx         "field V62._reference (fldOffset=0x0)" P-INDEP
 ;  V147 tmp131      [V147,T57] (  2,  8   )     int  ->  rsi         "field V62._length (fldOffset=0x8)" P-INDEP
-;* V148 tmp132      [V148    ] (  0,  0   )   byref  ->  zero-ref    "field V131._reference (fldOffset=0x0)" P-INDEP
-;* V149 tmp133      [V149    ] (  0,  0   )     int  ->  zero-ref    "field V131._length (fldOffset=0x8)" P-INDEP
+;* V148 tmp132      [V148    ] (  0,  0   )   byref  ->  zero-ref    "field V130._reference (fldOffset=0x0)" P-INDEP
+;* V149 tmp133      [V149    ] (  0,  0   )     int  ->  zero-ref    "field V130._length (fldOffset=0x8)" P-INDEP
 ;* V150 tmp134      [V150    ] (  0,  0   )   byref  ->  zero-ref    "field V132._reference (fldOffset=0x0)" P-INDEP
 ;* V151 tmp135      [V151    ] (  0,  0   )     int  ->  zero-ref    "field V132._length (fldOffset=0x8)" P-INDEP
-;* V152 tmp136      [V152    ] (  0,  0   )   byref  ->  zero-ref    "field V133._reference (fldOffset=0x0)" P-INDEP
-;* V153 tmp137      [V153    ] (  0,  0   )     int  ->  zero-ref    "field V133._length (fldOffset=0x8)" P-INDEP
-;  V154 cse0        [V154,T52] (  3, 12   )     int  ->  r10         "CSE #24: conservative"
-;  V155 cse1        [V155,T62] (  6,  1.92)     int  ->  rcx         "CSE #15: conservative"
-;  V156 cse2        [V156,T65] (  4,  0.64)     int  ->  rcx         "CSE #21: conservative"
-;  V157 cse3        [V157,T66] (  3,  0.48)     int  ->  rsi         "CSE #05: conservative"
-;  V158 cse4        [V158,T02] (  6,190.08)     int  ->  rcx         "CSE #12: aggressive"
-;  V159 cse5        [V159,T17] (  4, 63.36)     int  ->  rcx         "CSE #18: moderate"
-;  V160 cse6        [V160,T18] (  3, 47.52)     int  ->  rsi         "CSE #02: moderate"
-;  V161 rat0        [V161,T37] (  6, 17   )    long  ->  registers   "Widened IV V14"
+;  V152 cse0        [V152,T52] (  3, 12   )     int  ->  r10         "CSE #24: conservative"
+;  V153 cse1        [V153,T62] (  6,  1.92)     int  ->  rcx         "CSE #15: conservative"
+;  V154 cse2        [V154,T65] (  4,  0.64)     int  ->  rcx         "CSE #21: conservative"
+;  V155 cse3        [V155,T66] (  3,  0.48)     int  ->  rsi         "CSE #05: conservative"
+;  V156 cse4        [V156,T02] (  6,190.08)     int  ->  rcx         "CSE #12: aggressive"
+;  V157 cse5        [V157,T17] (  4, 63.36)     int  ->  rcx         "CSE #18: moderate"
+;  V158 cse6        [V158,T18] (  3, 47.52)     int  ->  rsi         "CSE #02: moderate"
+;  V159 rat0        [V159,T37] (  6, 17   )    long  ->  registers   "Widened IV V14"
 ;
 ; Lcl frame size = 24
 
 G_M43914_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        sub      rsp, 24
        lea      rbp, [rsp+0x40]
        mov      r15, rdi
        mov      ebx, esi
        mov      r14, rdx
        mov      r13d, ecx
        mov      r12, r8
 						;; size=33 bbWeight=1 PerfScore 8.00
 G_M43914_IG02:
        xor      eax, eax
        xor      edi, edi
        mov      r8d, -1
        mov      r9d, 1
        xor      esi, esi
        mov      qword ptr [r12], rsi
        mov      qword ptr [r12+0x08], rsi
        test     ebx, ebx
        je       G_M43914_IG55
        movzx    rsi, byte  ptr [r15]
        cmp      esi, 91
        sete     dl
        movzx    rdx, dl
        jmp      G_M43914_IG15
        align    [0 bytes for IG08]
 						;; size=53 bbWeight=1 PerfScore 10.00
 G_M43914_IG03:
        mov      dword ptr [rbp-0x34], esi
        mov      dword ptr [rbp-0x2C], edi
        mov      dword ptr [rbp-0x30], r8d
 						;; size=10 bbWeight=7.92 PerfScore 23.76
 G_M43914_IG04:
        mov      rdi, r15
        mov      esi, ebx
        mov      ecx, dword ptr [rbp-0x34]
        mov      rax, 0xD1FFAB1E      ; code for System.Net.IPv4AddressHelper:ParseHostNumber[byte](System.ReadOnlySpan`1[byte],int,int):int
        call     [rax]System.Net.IPv4AddressHelper:ParseHostNumber[byte](System.ReadOnlySpan`1[byte],int,int):int
        mov      ecx, dword ptr [rbp-0x2C]
        mov      edx, ecx
        lea      ecx, [rdx+0x01]
        cmp      edx, r13d
        jae      G_M43914_IG55
        mov      edi, eax
        sar      edi, 16
        mov      word  ptr [r14+2*rdx], di
        mov      edx, ecx
        lea      ecx, [rdx+0x01]
        cmp      edx, r13d
        jae      G_M43914_IG55
        mov      word  ptr [r14+2*rdx], ax
        mov      eax, dword ptr [rbp-0x34]
        mov      edx, eax
        xor      eax, eax
        xor      r9d, r9d
        mov      edi, ecx
        mov      r8d, dword ptr [rbp-0x30]
        jmp      G_M43914_IG15
 						;; size=87 bbWeight=4 PerfScore 70.00
 G_M43914_IG05:
        cmp      r10d, ebx
        jae      G_M43914_IG55
        mov      ecx, r10d
        movzx    rsi, byte  ptr [r15+rcx]
        mov      ecx, esi
        cmp      ecx, 93
        je       G_M43914_IG21
        cmp      esi, 47
        je       G_M43914_IG21
        inc      r10d
        cmp      r10d, ebx
        jge      G_M43914_IG21
        jmp      SHORT G_M43914_IG05
 						;; size=51 bbWeight=0.16 PerfScore 1.56
 G_M43914_IG06:
        mov      edx, edx
        add      rdx, r15
        mov      bword ptr [r12], rdx
        mov      dword ptr [r12+0x08], esi
        cmp      r10d, ebx
        mov      edx, r10d
        jge      G_M43914_IG15
 						;; size=26 bbWeight=4 PerfScore 16.00
 G_M43914_IG07:
        test     edx, edx
        jl       SHORT G_M43914_IG09
 						;; size=4 bbWeight=2 PerfScore 2.50
 G_M43914_IG08:
        mov      esi, edx
        movzx    rsi, byte  ptr [r15+rsi]
        cmp      esi, 93
        je       SHORT G_M43914_IG15
 		  ;; NOP compensation instructions of 4 bytes.
        inc      edx
        cmp      edx, ebx
        jge      SHORT G_M43914_IG15
        jmp      SHORT G_M43914_IG08
 						;; size=24 bbWeight=15.84 PerfScore 110.88
 G_M43914_IG09:
        cmp      edx, ebx
        jae      G_M43914_IG55
        mov      esi, edx
        movzx    rsi, byte  ptr [r15+rsi]
        cmp      esi, 93
        je       SHORT G_M43914_IG15
        inc      edx
        cmp      edx, ebx
        jge      SHORT G_M43914_IG15
        jmp      SHORT G_M43914_IG09
 						;; size=28 bbWeight=0.16 PerfScore 1.32
 G_M43914_IG10:
        cmp      r10d, 47
        jne      G_M43914_IG24
        test     r9d, r9d
        je       SHORT G_M43914_IG12
 						;; size=15 bbWeight=4 PerfScore 10.00
 G_M43914_IG11:
        mov      r9d, edi
        lea      edi, [r9+0x01]
        cmp      r9d, r13d
        jae      G_M43914_IG55
        mov      r10d, r9d
        mov      word  ptr [r14+2*r10], ax
        xor      r9d, r9d
 						;; size=27 bbWeight=2 PerfScore 7.00
 G_M43914_IG12:
        inc      edx
        cmp      edx, ebx
        jge      SHORT G_M43914_IG15
 						;; size=6 bbWeight=6 PerfScore 9.00
 G_M43914_IG13:
        test     edx, edx
        jl       G_M43914_IG23
        align    [12 bytes for IG14]
 						;; size=20 bbWeight=3 PerfScore 4.50
 G_M43914_IG14:
        mov      esi, edx
        movzx    rsi, byte  ptr [r15+rsi]
        cmp      esi, 93
        je       SHORT G_M43914_IG15
        inc      edx
        cmp      edx, ebx
        jl       SHORT G_M43914_IG14
 						;; size=18 bbWeight=15.84 PerfScore 79.20
 G_M43914_IG15:
        cmp      edx, ebx
        jge      G_M43914_IG46
 						;; size=8 bbWeight=8 PerfScore 10.00
 G_M43914_IG16:
        cmp      edx, ebx
        jae      G_M43914_IG55
        mov      esi, edx
        movzx    r10, byte  ptr [r15+rsi]
        mov      esi, r10d
        cmp      sil, 93
        je       G_M43914_IG46
        cmp      r10d, 37
        jne      SHORT G_M43914_IG10
 		  ;; NOP compensation instructions of 4 bytes.
        test     r9d, r9d
        je       SHORT G_M43914_IG18
 						;; size=43 bbWeight=4 PerfScore 30.00
 G_M43914_IG17:
        lea      r9d, [rdi+0x01]
        cmp      edi, r13d
        jae      G_M43914_IG55
        mov      r10d, edi
        mov      word  ptr [r14+2*r10], ax
        xor      edi, edi
        mov      ecx, edi
        mov      edi, r9d
        mov      r9d, ecx
 						;; size=31 bbWeight=2 PerfScore 8.00
 G_M43914_IG18:
        lea      esi, [rdx+0x01]
        mov      r10d, esi
        cmp      r10d, ebx
        jge      SHORT G_M43914_IG21
 						;; size=11 bbWeight=4 PerfScore 8.00
 G_M43914_IG19:
        test     r10d, r10d
        jl       G_M43914_IG05
        align    [8 bytes for IG20]
 						;; size=17 bbWeight=2 PerfScore 3.00
 G_M43914_IG20:
        mov      esi, r10d
        movzx    rsi, byte  ptr [r15+rsi]
        mov      ecx, esi
        cmp      ecx, 93
        je       SHORT G_M43914_IG21
        cmp      esi, 47
        je       SHORT G_M43914_IG21
        inc      r10d
        cmp      r10d, ebx
        jl       SHORT G_M43914_IG20
 						;; size=28 bbWeight=15.84 PerfScore 102.96
 G_M43914_IG21:
        mov      esi, r10d
        sub      esi, edx
        mov      ecx, edx
        mov      r11d, esi
        add      rcx, r11
        mov      r11d, ebx
        cmp      rcx, r11
        jbe      G_M43914_IG06
 						;; size=25 bbWeight=4 PerfScore 11.00
 G_M43914_IG22:
        mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowArgumentOutOfRangeException()
        call     [rax]System.ThrowHelper:ThrowArgumentOutOfRangeException()
        int3     
 						;; size=13 bbWeight=0.50 PerfScore 1.75
 G_M43914_IG23:
        cmp      edx, ebx
        jae      G_M43914_IG55
        mov      esi, edx
        movzx    rsi, byte  ptr [r15+rsi]
        cmp      esi, 93
        je       G_M43914_IG15
        inc      edx
        cmp      edx, ebx
        jge      G_M43914_IG15
        jmp      SHORT G_M43914_IG23
 						;; size=36 bbWeight=0.16 PerfScore 1.32
 G_M43914_IG24:
        cmp      r10d, 58
        jne      G_M43914_IG42
        mov      esi, edi
        lea      edi, [rsi+0x01]
        cmp      esi, r13d
        jae      G_M43914_IG55
        mov      word  ptr [r14+2*rsi], ax
        xor      eax, eax
        inc      edx
        cmp      edx, ebx
        jae      G_M43914_IG55
        mov      esi, edx
        movzx    rsi, byte  ptr [r15+rsi]
        cmp      esi, 58
        je       SHORT G_M43914_IG25
        test     r8d, r8d
        jge      SHORT G_M43914_IG26
        cmp      edi, 6
        jl       G_M43914_IG15
        jmp      SHORT G_M43914_IG26
 						;; size=69 bbWeight=4 PerfScore 56.00
 G_M43914_IG25:
        mov      dword ptr [rbp-0x2C], edi
        mov      dword ptr [rbp-0x30], edi
        inc      edx
        mov      edi, dword ptr [rbp-0x2C]
        mov      r8d, dword ptr [rbp-0x30]
 						;; size=15 bbWeight=2 PerfScore 8.50
 G_M43914_IG26:
        mov      esi, edx
        cmp      edx, ebx
        jge      G_M43914_IG15
        test     edx, edx
        jl       SHORT G_M43914_IG30
        align    [0 bytes for IG27]
 						;; size=14 bbWeight=4 PerfScore 11.00
 G_M43914_IG27:
        mov      ecx, esi
        movzx    rcx, byte  ptr [r15+rcx]
        mov      r10d, ecx
        cmp      r10d, 93
        je       G_M43914_IG15
        mov      r11d, ecx
        cmp      r11d, 58
        je       G_M43914_IG15
        mov      r11d, ecx
        cmp      r11d, 37
        je       G_M43914_IG15
        mov      r11d, ecx
        cmp      r11d, 47
        je       G_M43914_IG15
        lea      r10d, [rdx+0x04]
        cmp      esi, r10d
        jge      G_M43914_IG15
        cmp      ecx, 46
        je       SHORT G_M43914_IG31
 						;; size=77 bbWeight=31.68 PerfScore 356.40
 G_M43914_IG28:
        inc      esi
        cmp      esi, ebx
        jge      G_M43914_IG15
        jmp      SHORT G_M43914_IG27
 						;; size=12 bbWeight=15.84 PerfScore 55.44
 G_M43914_IG29:
        inc      esi
        cmp      esi, ebx
        jge      G_M43914_IG15
 						;; size=10 bbWeight=0.16 PerfScore 0.24
 G_M43914_IG30:
        cmp      esi, ebx
        jae      G_M43914_IG55
        mov      r11d, esi
        movzx    rcx, byte  ptr [r15+r11]
        mov      r10d, ecx
        cmp      r10d, 93
        je       G_M43914_IG15
        mov      r11d, ecx
        cmp      r11d, 58
        je       G_M43914_IG15
        mov      r11d, ecx
        cmp      r11d, 37
        je       G_M43914_IG15
        mov      r11d, ecx
        cmp      r11d, 47
        je       G_M43914_IG15
        lea      r10d, [rdx+0x04]
        cmp      esi, r10d
        jge      G_M43914_IG15
        cmp      ecx, 46
        jne      SHORT G_M43914_IG29
 						;; size=86 bbWeight=0.32 PerfScore 4.00
 G_M43914_IG31:
        cmp      esi, ebx
        jge      G_M43914_IG41
 						;; size=8 bbWeight=2 PerfScore 2.50
 G_M43914_IG32:
        test     esi, esi
        jl       SHORT G_M43914_IG38
        align    [0 bytes for IG33]
 						;; size=4 bbWeight=1 PerfScore 1.25
 G_M43914_IG33:
        mov      ecx, esi
        movzx    rcx, byte  ptr [r15+rcx]
        mov      eax, ecx
        cmp      eax, 93
        je       G_M43914_IG03
        mov      r9d, ecx
        cmp      r9d, 47
        je       SHORT G_M43914_IG35
        cmp      ecx, 37
        je       SHORT G_M43914_IG36
        inc      esi
        cmp      esi, ebx
        jl       SHORT G_M43914_IG33
 						;; size=38 bbWeight=15.84 PerfScore 126.72
 G_M43914_IG34:
        mov      dword ptr [rbp-0x34], esi
        mov      dword ptr [rbp-0x2C], edi
        mov      dword ptr [rbp-0x30], r8d
        jmp      G_M43914_IG04
 						;; size=15 bbWeight=7.92 PerfScore 39.60
 G_M43914_IG35:
        mov      dword ptr [rbp-0x34], esi
        mov      dword ptr [rbp-0x2C], edi
        mov      dword ptr [rbp-0x30], r8d
        jmp      G_M43914_IG04
 						;; size=15 bbWeight=7.92 PerfScore 39.60
 G_M43914_IG36:
        mov      dword ptr [rbp-0x34], esi
        mov      dword ptr [rbp-0x2C], edi
        mov      dword ptr [rbp-0x30], r8d
        jmp      G_M43914_IG04
 						;; size=15 bbWeight=7.92 PerfScore 39.60
 G_M43914_IG37:
        mov      esi, dword ptr [rbp-0x34]
 						;; size=3 bbWeight=0.08 PerfScore 0.08
 G_M43914_IG38:
        cmp      esi, ebx
        jae      G_M43914_IG55
        mov      eax, esi
        movzx    rcx, byte  ptr [r15+rax]
        mov      eax, ecx
        cmp      eax, 93
        je       G_M43914_IG53
        mov      r9d, ecx
        cmp      r9d, 47
        je       G_M43914_IG54
        cmp      ecx, 37
        je       SHORT G_M43914_IG40
        inc      esi
        mov      dword ptr [rbp-0x34], esi
        cmp      esi, ebx
        jl       SHORT G_M43914_IG37
 						;; size=53 bbWeight=0.16 PerfScore 1.64
 G_M43914_IG39:
        mov      dword ptr [rbp-0x2C], edi
        mov      dword ptr [rbp-0x30], r8d
        jmp      G_M43914_IG04
 						;; size=12 bbWeight=0.08 PerfScore 0.32
 G_M43914_IG40:
        mov      dword ptr [rbp-0x34], esi
        mov      dword ptr [rbp-0x2C], edi
        mov      dword ptr [rbp-0x30], r8d
        jmp      G_M43914_IG04
 						;; size=15 bbWeight=0.08 PerfScore 0.40
 G_M43914_IG41:
        mov      dword ptr [rbp-0x34], esi
        mov      dword ptr [rbp-0x2C], edi
        mov      dword ptr [rbp-0x30], r8d
        jmp      G_M43914_IG04
 						;; size=15 bbWeight=1 PerfScore 5.00
 G_M43914_IG42:
-       cmp      r10d, 256
-       jl       SHORT G_M43914_IG44
+       cmp      r10d, 255
+       jg       SHORT G_M43914_IG44
 						;; size=9 bbWeight=4 PerfScore 5.00
 G_M43914_IG43:
-       mov      ecx, 255
        jmp      SHORT G_M43914_IG45
-						;; size=7 bbWeight=2 PerfScore 4.50
+						;; size=2 bbWeight=2 PerfScore 4.00
 G_M43914_IG44:
-       mov      ecx, r10d
-       mov      rsi, 0xD1FFAB1E      ; static handle
-       movzx    rcx, byte  ptr [rsi+rcx]
-						;; size=17 bbWeight=2 PerfScore 5.00
+       mov      r10d, 255
+						;; size=6 bbWeight=2 PerfScore 0.50
 G_M43914_IG45:
        shl      eax, 4
+       mov      ecx, r10d
+       mov      rsi, 0xD1FFAB1E      ; static handle
+       movsx    rcx, byte  ptr [rsi+rcx]
+       movzx    rcx, cl
        add      eax, ecx
        inc      edx
        jmp      G_M43914_IG15
-						;; size=12 bbWeight=4 PerfScore 12.00
+						;; size=33 bbWeight=4 PerfScore 31.00
 G_M43914_IG46:
        test     r9d, r9d
        je       SHORT G_M43914_IG48
 						;; size=5 bbWeight=1 PerfScore 1.25
 G_M43914_IG47:
        mov      ecx, edi
        lea      edi, [rcx+0x01]
        cmp      ecx, r13d
        jae      G_M43914_IG55
        mov      word  ptr [r14+2*rcx], ax
 						;; size=19 bbWeight=0.50 PerfScore 1.50
 G_M43914_IG48:
        test     r8d, r8d
        jle      SHORT G_M43914_IG52
 						;; size=5 bbWeight=1 PerfScore 1.25
 G_M43914_IG49:
        mov      eax, 7
        lea      ecx, [rdi-0x01]
        cmp      ecx, 7
        je       SHORT G_M43914_IG52
        mov      edx, edi
        sub      edx, r8d
        test     edx, edx
        jle      SHORT G_M43914_IG52
        jmp      SHORT G_M43914_IG51
 						;; size=24 bbWeight=0.50 PerfScore 2.88
 G_M43914_IG50:
        mov      eax, edi
 						;; size=2 bbWeight=2 PerfScore 0.50
 G_M43914_IG51:
        lea      edi, [rax-0x01]
        cmp      eax, r13d
        jae      SHORT G_M43914_IG55
        mov      eax, eax
        cmp      ecx, r13d
        jae      SHORT G_M43914_IG55
        movzx    rsi, word  ptr [r14+2*rcx]
        mov      word  ptr [r14+2*rax], si
        lea      eax, [rcx-0x01]
        mov      ecx, ecx
        mov      word  ptr [r14+2*rcx], 0
        dec      edx
        test     edx, edx
        mov      rcx, rax
        jg       SHORT G_M43914_IG50
 						;; size=46 bbWeight=4 PerfScore 39.00
 G_M43914_IG52:
        add      rsp, 24
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=1 PerfScore 4.25
 G_M43914_IG53:
        mov      dword ptr [rbp-0x34], esi
        mov      dword ptr [rbp-0x2C], edi
        mov      dword ptr [rbp-0x30], r8d
        jmp      G_M43914_IG04
 						;; size=15 bbWeight=0.08 PerfScore 0.40
 G_M43914_IG54:
        mov      dword ptr [rbp-0x34], esi
        mov      dword ptr [rbp-0x2C], edi
        mov      dword ptr [rbp-0x30], r8d
        jmp      G_M43914_IG04
 						;; size=15 bbWeight=0.08 PerfScore 0.40
 G_M43914_IG55:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 1287, prolog size 33, PerfScore 1355.96, instruction count 379, allocated bytes for code 1287 (MethodHash=16875475) for method System.Net.IPv6AddressHelper:Parse[byte](System.ReadOnlySpan`1[byte],System.Span`1[ushort],byref) (FullOpts)
+; Total bytes of code 1292, prolog size 33, PerfScore 1369.96, instruction count 380, allocated bytes for code 1292 (MethodHash=16875475) for method System.Net.IPv6AddressHelper:Parse[byte](System.ReadOnlySpan`1[byte],System.Span`1[ushort],byref) (FullOpts)
 ; ============================================================

4 (0.47 % of base) - System.Net.IPv4AddressHelper:ParseNonCanonical[int](ptr,int,byref,bool):long

 ; Assembly listing for method System.Net.IPv4AddressHelper:ParseNonCanonical[int](ptr,int,byref,bool):long (FullOpts)
 ; Emitting BLENDED_CODE for generic X64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; fully interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 2 single block inlinees; 7 inlinees without PGO data
+; 0 inlinees with PGO data; 2 single block inlinees; 6 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 arg0         [V00,T23] (  3,  3   )    long  ->  rdi         single-def
-;  V01 arg1         [V01,T24] (  3,  3   )     int  ->  rsi         single-def
-;  V02 arg2         [V02,T22] (  3,  3   )   byref  ->  rdx         single-def
-;  V03 arg3         [V03,T25] (  3,  2.50)   ubyte  ->  rbx         single-def
+;  V00 arg0         [V00,T24] (  3,  3   )    long  ->  rdi         single-def
+;  V01 arg1         [V01,T25] (  3,  3   )     int  ->  rsi         single-def
+;  V02 arg2         [V02,T23] (  3,  3   )   byref  ->  rdx         single-def
+;  V03 arg3         [V03,T26] (  3,  2.50)   ubyte  ->  rbx         single-def
 ;  V04 loc0         [V04,T08] (  5, 40   )     int  ->  [rbp-0x4C]  ptr
 ;  V05 loc1         [V05,T05] ( 14, 61.00)     int  ->  r12        
 ;* V06 loc2         [V06    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op <System.Span`1[long]>
 ;  V07 loc3         [V07,T03] ( 14, 68.50)    long  ->  [rbp-0x58]  ptr
 ;  V08 loc4         [V08,T09] (  7, 33.50)   ubyte  ->  [rbp-0x5C] 
-;  V09 loc5         [V09,T26] (  3,  1.40)     int  ->  rdi        
+;  V09 loc5         [V09,T27] (  3,  1.40)     int  ->  rdi        
 ;  V10 loc6         [V10,T00] ( 20,123   )     int  ->  r14        
-;* V11 loc7         [V11    ] (  0,  0   )     int  ->  zero-ref    ptr
+;  V11 loc7         [V11,T06] (  3, 48   )     int  ->  rax        
 ;# V12 OutArgs      [V12    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;  V13 tmp1         [V13    ] (  1,  1   )  struct (24) [rbp-0x48]  do-not-enreg[XS] addr-exposed ld-addr-op unsafe-buffer "stackallocLocal" <UNNAMED>
 ;* V14 tmp2         [V14    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[long]>
 ;* V15 tmp3         [V15    ] (  0,  0   )  ushort  ->  zero-ref    "Inline return value spill temp"
-;  V16 tmp4         [V16,T16] (  2, 16   )     int  ->  r12         "Inlining Arg"
-;  V17 tmp5         [V17,T13] (  3, 24   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Int32>
-;  V18 tmp6         [V18,T14] (  3, 24   )     ref  ->  r12         "inline UNBOX clone1"
+;  V16 tmp4         [V16,T17] (  2, 16   )     int  ->  r12         "Inlining Arg"
+;  V17 tmp5         [V17,T14] (  3, 24   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Int32>
+;  V18 tmp6         [V18,T15] (  3, 24   )     ref  ->  r12         "inline UNBOX clone1"
 ;* V19 tmp7         [V19    ] (  0,  0   )  ushort  ->  zero-ref    "Inline return value spill temp"
-;  V20 tmp8         [V20,T20] (  2,  8   )     int  ->  r12         "Inlining Arg"
-;  V21 tmp9         [V21,T18] (  3, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Int32>
-;  V22 tmp10        [V22,T19] (  3, 12   )     ref  ->  r12         "inline UNBOX clone1"
+;  V20 tmp8         [V20,T21] (  2,  8   )     int  ->  r12         "Inlining Arg"
+;  V21 tmp9         [V21,T19] (  3, 12   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Int32>
+;  V22 tmp10        [V22,T20] (  3, 12   )     ref  ->  r12         "inline UNBOX clone1"
 ;* V23 tmp11        [V23    ] (  0,  0   )  ushort  ->  zero-ref    "Inline return value spill temp"
 ;  V24 tmp12        [V24,T04] (  2, 64   )     int  ->  r12         "Inlining Arg"
 ;  V25 tmp13        [V25,T01] (  3, 96   )     ref  ->  rax         class-hnd exact "Single-def Box Helper" <System.Int32>
 ;  V26 tmp14        [V26,T02] (  3, 96   )     ref  ->  r12         "inline UNBOX clone1"
-;  V27 tmp15        [V27,T06] (  4, 48   )     int  ->  rax         "Inline return value spill temp"
-;* V28 tmp16        [V28    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[byte]>
-;* V29 tmp17        [V29    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;* V30 tmp18        [V30    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;  V31 tmp19        [V31,T21] (  5,  5   )    long  ->  rax         "Single return block return value"
-;  V32 tmp20        [V32,T17] (  8, 12   )   byref  ->  [rbp-0x80]  spill-single-def ptr "field V06._reference (fldOffset=0x0)" P-INDEP
-;* V33 tmp21        [V33,T29] (  0,  0   )     int  ->  zero-ref    ptr "field V06._length (fldOffset=0x8)" P-INDEP
-;  V34 tmp22        [V34,T27] (  2,  2   )   byref  ->  rax         single-def "field V14._reference (fldOffset=0x0)" P-INDEP
-;* V35 tmp23        [V35,T30] (  0,  0   )     int  ->  zero-ref    ptr "field V14._length (fldOffset=0x8)" P-INDEP
-;* V36 tmp24        [V36    ] (  0,  0   )   byref  ->  zero-ref    "field V28._reference (fldOffset=0x0)" P-INDEP
-;* V37 tmp25        [V37    ] (  0,  0   )     int  ->  zero-ref    "field V28._length (fldOffset=0x8)" P-INDEP
+;* V27 tmp15        [V27    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[sbyte]>
+;* V28 tmp16        [V28    ] (  0,  0   )     int  ->  zero-ref    ptr "Span.get_Item index"
+;* V29 tmp17        [V29    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[sbyte]>
+;  V30 tmp18        [V30,T10] (  3, 32   )     int  ->  rax         "Inline return value spill temp"
+;  V31 tmp19        [V31,T22] (  5,  5   )    long  ->  rax         "Single return block return value"
+;  V32 tmp20        [V32,T18] (  8, 12   )   byref  ->  [rbp-0x80]  spill-single-def ptr "field V06._reference (fldOffset=0x0)" P-INDEP
+;* V33 tmp21        [V33,T30] (  0,  0   )     int  ->  zero-ref    ptr "field V06._length (fldOffset=0x8)" P-INDEP
+;  V34 tmp22        [V34,T28] (  2,  2   )   byref  ->  rax         single-def "field V14._reference (fldOffset=0x0)" P-INDEP
+;* V35 tmp23        [V35,T31] (  0,  0   )     int  ->  zero-ref    ptr "field V14._length (fldOffset=0x8)" P-INDEP
+;* V36 tmp24        [V36    ] (  0,  0   )   byref  ->  zero-ref    "field V27._reference (fldOffset=0x0)" P-INDEP
+;* V37 tmp25        [V37    ] (  0,  0   )     int  ->  zero-ref    "field V27._length (fldOffset=0x8)" P-INDEP
 ;* V38 tmp26        [V38    ] (  0,  0   )   byref  ->  zero-ref    "field V29._reference (fldOffset=0x0)" P-INDEP
 ;* V39 tmp27        [V39    ] (  0,  0   )     int  ->  zero-ref    "field V29._length (fldOffset=0x8)" P-INDEP
-;* V40 tmp28        [V40    ] (  0,  0   )   byref  ->  zero-ref    "field V30._reference (fldOffset=0x0)" P-INDEP
-;* V41 tmp29        [V41    ] (  0,  0   )     int  ->  zero-ref    "field V30._length (fldOffset=0x8)" P-INDEP
-;  V42 GsCookie     [V42    ] (  1,  1   )    long  ->  [rbp-0x30]  do-not-enreg[X] addr-exposed "GSSecurityCookie"
-;  V43 tmp31        [V43,T15] (  4, 23   )    long  ->  r13         "shadowVar"
-;  V44 tmp32        [V44,T28] (  2,  2   )     int  ->  r14         "shadowVar"
-;  V45 tmp33        [V45,T07] (  9, 45   )   byref  ->  r15         single-def "shadowVar"
-;  V46 cse0         [V46,T11] (  4, 26   )    long  ->  [rbp-0x68]  spill-single-def "CSE #01: moderate"
-;  V47 cse1         [V47,T12] (  4, 26   )    long  ->  [rbp-0x70]  spill-single-def "CSE #02: moderate"
-;  V48 rat0         [V48,T10] (  6, 29.50)    long  ->  [rbp-0x78]  "Widened IV V09"
+;  V40 GsCookie     [V40    ] (  1,  1   )    long  ->  [rbp-0x30]  do-not-enreg[X] addr-exposed "GSSecurityCookie"
+;  V41 tmp29        [V41,T16] (  4, 23   )    long  ->  r13         "shadowVar"
+;  V42 tmp30        [V42,T29] (  2,  2   )     int  ->  r14         "shadowVar"
+;  V43 tmp31        [V43,T07] (  9, 45   )   byref  ->  r15         single-def "shadowVar"
+;  V44 cse0         [V44,T12] (  4, 26   )    long  ->  [rbp-0x68]  spill-single-def "CSE #01: moderate"
+;  V45 cse1         [V45,T13] (  4, 26   )    long  ->  [rbp-0x70]  spill-single-def "CSE #02: moderate"
+;  V46 rat0         [V46,T11] (  6, 29.50)    long  ->  [rbp-0x78]  "Widened IV V09"
 ;
 ; Lcl frame size = 88
 
 G_M18024_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        sub      rsp, 88
        lea      rbp, [rsp+0x80]
        mov      qword ptr [rbp-0x30], 0xD1FFAB1E
        mov      ebx, ecx
 						;; size=32 bbWeight=1 PerfScore 8.00
 G_M18024_IG02:
        mov      r15, rdx
        mov      r14d, esi
        mov      r13, rdi
        xor      r12d, r12d
        lea      rax, [rbp-0x48]
        mov      bword ptr [rbp-0x80], rax
        xor      ecx, ecx
        xor      edx, edx
        mov      dword ptr [rbp-0x5C], edx
        xor      esi, esi
        mov      qword ptr [rbp-0x78], rsi
        cmp      r14d, dword ptr [r15]
        mov      rax, rcx
        jl       G_M18024_IG24
 						;; size=45 bbWeight=1 PerfScore 9.50
 G_M18024_IG03:
        mov      rcx, bword ptr [rbp-0x80]
        mov      edx, dword ptr [rbp-0x5C]
        mov      rsi, qword ptr [rbp-0x78]
        jmp      G_M18024_IG27
 						;; size=16 bbWeight=0.50 PerfScore 2.50
 G_M18024_IG04:
        cmp      rax, 0xFFFF
        jg       SHORT G_M18024_IG09
        mov      rdx, qword ptr [rcx]
        shl      rdx, 24
        mov      rcx, qword ptr [rcx+0x08]
        shl      rcx, 16
        or       rcx, rdx
        or       rax, rcx
        jmp      SHORT G_M18024_IG06
 						;; size=31 bbWeight=0.50 PerfScore 4.38
 G_M18024_IG05:
        cmp      rax, 0xD1FFAB1E
        jg       SHORT G_M18024_IG09
        mov      rcx, qword ptr [rcx]
        shl      rcx, 24
        or       rax, rcx
 						;; size=18 bbWeight=0.50 PerfScore 2.00
 G_M18024_IG06:
        cmp      qword ptr [rbp-0x30], 0xD1FFAB1E
        je       SHORT G_M18024_IG07
        call     CORINFO_HELP_FAIL_FAST
 						;; size=15 bbWeight=0.50 PerfScore 2.00
 G_M18024_IG07:
        nop      
 						;; size=1 bbWeight=0.50 PerfScore 0.12
 G_M18024_IG08:
        add      rsp, 88
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0.50 PerfScore 2.12
 G_M18024_IG09:
        mov      rax, -1
        cmp      qword ptr [rbp-0x30], 0xD1FFAB1E
        je       SHORT G_M18024_IG10
        call     CORINFO_HELP_FAIL_FAST
 						;; size=25 bbWeight=0.50 PerfScore 2.12
 G_M18024_IG10:
        nop      
 						;; size=1 bbWeight=0.50 PerfScore 0.12
 G_M18024_IG11:
        add      rsp, 88
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0.50 PerfScore 2.12
 G_M18024_IG12:
        mov      dword ptr [rbp-0x4C], 16
        inc      r14d
        xor      edx, edx
        xor      ecx, ecx
        mov      dword ptr [rbp-0x5C], ecx
        mov      ecx, dword ptr [rbp-0x4C]
 						;; size=20 bbWeight=2 PerfScore 7.50
 G_M18024_IG13:
        cmp      r14d, dword ptr [r15]
        mov      dword ptr [rbp-0x4C], ecx
        jl       SHORT G_M18024_IG18
 						;; size=8 bbWeight=12 PerfScore 60.00
 G_M18024_IG14:
        mov      rax, qword ptr [rbp-0x58]
        mov      edx, dword ptr [rbp-0x5C]
        jmp      G_M18024_IG21
 						;; size=12 bbWeight=6 PerfScore 24.00
 G_M18024_IG15:
-       mov      eax, r12d
-       mov      rcx, 0xD1FFAB1E      ; static handle
-       movzx    rax, byte  ptr [rcx+rax]
-						;; size=17 bbWeight=8 PerfScore 20.00
+       mov      eax, 255
+						;; size=5 bbWeight=8 PerfScore 2.00
 G_M18024_IG16:
+       mov      eax, eax
+       mov      rcx, 0xD1FFAB1E      ; static handle
+       movsx    rax, byte  ptr [rcx+rax]
        mov      ecx, dword ptr [rbp-0x4C]
        cmp      eax, ecx
        mov      edx, dword ptr [rbp-0x5C]
-       jge      SHORT G_M18024_IG20
+       jae      SHORT G_M18024_IG20
        mov      edx, ecx
        imul     rdx, qword ptr [rbp-0x58]
-       cdqe     
        add      rax, rdx
        mov      edx, 0xD1FFAB1E
        cmp      rax, rdx
        jg       G_M18024_IG09
        mov      edx, 1
        inc      r14d
        cmp      r14d, dword ptr [r15]
        mov      dword ptr [rbp-0x4C], ecx
        jge      SHORT G_M18024_IG21
-						;; size=52 bbWeight=16 PerfScore 240.00
+						;; size=67 bbWeight=16 PerfScore 308.00
 G_M18024_IG17:
        mov      qword ptr [rbp-0x58], rax
        mov      dword ptr [rbp-0x5C], edx
 						;; size=7 bbWeight=8 PerfScore 16.00
 G_M18024_IG18:
        movsxd   rdi, r14d
        mov      r12d, dword ptr [r13+4*rdi]
        mov      rdi, qword ptr [rbp-0x68]
        call     CORINFO_HELP_NEWSFAST
        mov      dword ptr [rax+0x08], r12d
        mov      r12, rax
        mov      rsi, r12
        mov      rdi, qword ptr [rbp-0x70]
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_UNBOX
        call     [rax]CORINFO_HELP_UNBOX
        movzx    r12, byte  ptr [r12+0x08]
-       cmp      r12d, 256
-       jl       G_M18024_IG15
+       cmp      r12d, 255
+       jg       G_M18024_IG15
 						;; size=62 bbWeight=16 PerfScore 212.00
 G_M18024_IG19:
-       mov      eax, 255
-       jmp      SHORT G_M18024_IG16
-						;; size=7 bbWeight=8 PerfScore 18.00
+       mov      eax, r12d
+       jmp      G_M18024_IG16
+						;; size=8 bbWeight=8 PerfScore 18.00
 G_M18024_IG20:
        mov      rax, qword ptr [rbp-0x58]
 						;; size=4 bbWeight=8 PerfScore 8.00
 G_M18024_IG21:
        cmp      r14d, dword ptr [r15]
        jge      G_M18024_IG26
        cmp      r12d, 46
        jne      G_M18024_IG33
        mov      rsi, qword ptr [rbp-0x78]
        cmp      esi, 3
        jge      G_M18024_IG09
        test     edx, edx
        je       G_M18024_IG09
        cmp      rax, 255
        jg       G_M18024_IG09
 						;; size=52 bbWeight=4 PerfScore 40.00
 G_M18024_IG22:
        mov      rcx, bword ptr [rbp-0x80]
        mov      qword ptr [rcx+8*rsi], rax
        inc      esi
        xor      edx, edx
        inc      r14d
        cmp      r14d, dword ptr [r15]
        jge      G_M18024_IG27
 						;; size=24 bbWeight=8 PerfScore 54.00
 G_M18024_IG23:
        mov      dword ptr [rbp-0x5C], edx
        mov      qword ptr [rbp-0x78], rsi
 						;; size=7 bbWeight=4 PerfScore 8.00
 G_M18024_IG24:
        movsxd   rdi, r14d
        mov      r12d, dword ptr [r13+4*rdi]
        mov      r8, 0xD1FFAB1E      ; System.Int32
        mov      qword ptr [rbp-0x68], r8
        mov      rdi, r8
        call     CORINFO_HELP_NEWSFAST
        mov      dword ptr [rax+0x08], r12d
        mov      r12, rax
        mov      rsi, r12
        mov      rax, 0xD1FFAB1E      ; System.Byte
        mov      qword ptr [rbp-0x70], rax
        mov      rdi, rax
        mov      rcx, 0xD1FFAB1E      ; code for CORINFO_HELP_UNBOX
        call     [rcx]CORINFO_HELP_UNBOX
        movzx    r12, byte  ptr [r12+0x08]
        xor      ecx, ecx
        mov      qword ptr [rbp-0x58], rcx
        mov      ecx, 10
        cmp      r12d, 48
        jne      G_M18024_IG13
 						;; size=96 bbWeight=4 PerfScore 63.00
 G_M18024_IG25:
        inc      r14d
        mov      dword ptr [rbp-0x5C], 1
        cmp      r14d, dword ptr [r15]
        jge      G_M18024_IG13
        movsxd   rdi, r14d
        mov      r12d, dword ptr [r13+4*rdi]
        mov      rdi, qword ptr [rbp-0x68]
        call     CORINFO_HELP_NEWSFAST
        mov      dword ptr [rax+0x08], r12d
        mov      r12, rax
        mov      rsi, r12
        mov      rdi, qword ptr [rbp-0x70]
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_UNBOX
        call     [rax]CORINFO_HELP_UNBOX
        movzx    r12, byte  ptr [r12+0x08]
        cmp      r12d, 120
        je       G_M18024_IG12
        cmp      r12d, 88
        je       G_M18024_IG12
        mov      eax, 8
        mov      ecx, eax
        jmp      G_M18024_IG13
 						;; size=100 bbWeight=2 PerfScore 44.50
 G_M18024_IG26:
        mov      rcx, bword ptr [rbp-0x80]
        mov      rsi, qword ptr [rbp-0x78]
 						;; size=8 bbWeight=2 PerfScore 4.00
 G_M18024_IG27:
        mov      edi, esi
        test     edx, edx
        je       G_M18024_IG09
        cmp      r14d, dword ptr [r15]
        jge      SHORT G_M18024_IG30
        cmp      r12d, 47
        je       SHORT G_M18024_IG29
        cmp      r12d, 92
        je       SHORT G_M18024_IG29
        test     bl, bl
        je       G_M18024_IG09
        cmp      r12d, 63
        ja       G_M18024_IG09
 						;; size=45 bbWeight=0.50 PerfScore 5.25
 G_M18024_IG28:
        mov      rdx, 0xD1FFAB1E
        bt       rdx, r12
        jb       G_M18024_IG09
 						;; size=20 bbWeight=0.50 PerfScore 0.87
 G_M18024_IG29:
        mov      dword ptr [r15], r14d
 						;; size=3 bbWeight=0.50 PerfScore 0.50
 G_M18024_IG30:
        cmp      edi, 3
        ja       G_M18024_IG09
 						;; size=9 bbWeight=0.50 PerfScore 0.62
 G_M18024_IG31:
        mov      edx, edi
        lea      rdi, [reloc @RWD00]
        mov      edi, dword ptr [rdi+4*rdx]
        lea      rsi, G_M18024_IG02
        add      rdi, rsi
        jmp      rdi
 						;; size=24 bbWeight=0.40 PerfScore 2.40
 G_M18024_IG32:
        cmp      rax, 255
        jg       G_M18024_IG09
        mov      rdx, qword ptr [rcx]
        shl      rdx, 24
        mov      rdi, qword ptr [rcx+0x08]
        shl      rdi, 16
        or       rdx, rdi
        mov      rcx, qword ptr [rcx+0x10]
        shl      rcx, 8
        or       rcx, rdx
        or       rax, rcx
        jmp      G_M18024_IG06
 						;; size=49 bbWeight=0.50 PerfScore 5.75
 G_M18024_IG33:
        mov      rcx, bword ptr [rbp-0x80]
        mov      rsi, qword ptr [rbp-0x78]
        jmp      G_M18024_IG27
 						;; size=13 bbWeight=2 PerfScore 8.00
 RWD00  	dd	G_M18024_IG06 - G_M18024_IG02
        	dd	G_M18024_IG05 - G_M18024_IG02
        	dd	G_M18024_IG04 - G_M18024_IG02
        	dd	G_M18024_IG32 - G_M18024_IG02
 
 
-; Total bytes of code 853, prolog size 32, PerfScore 877.40, instruction count 221, allocated bytes for code 853 (MethodHash=c6b3b997) for method System.Net.IPv4AddressHelper:ParseNonCanonical[int](ptr,int,byref,bool):long (FullOpts)
+; Total bytes of code 857, prolog size 32, PerfScore 927.40, instruction count 221, allocated bytes for code 857 (MethodHash=c6b3b997) for method System.Net.IPv4AddressHelper:ParseNonCanonical[int](ptr,int,byref,bool):long (FullOpts)
 ; ============================================================

Larger list of diffs: https://gist.github.com/MihuBot/8b2993105838792648a99b4ca48afbf1

[MihuBot]

Top method improvements

-57 (-5.51 % of base) - System.Web.Util.HttpEncoder:UrlDecode(System.ReadOnlySpan`1[char],System.Text.Encoding):System.String

 ; Assembly listing for method System.Web.Util.HttpEncoder:UrlDecode(System.ReadOnlySpan`1[char],System.Text.Encoding):System.String (FullOpts)
 ; Emitting BLENDED_CODE for generic X64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; fully interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 27 single block inlinees; 30 inlinees without PGO data
+; 0 inlinees with PGO data; 27 single block inlinees; 24 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;* V00 arg0         [V00    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op single-def <System.ReadOnlySpan`1[char]>
-;  V01 arg1         [V01,T38] (  3,  2.50)     ref  ->  r14         class-hnd single-def <System.Text.Encoding>
-;  V02 loc0         [V02,T44] (  4,  2   )     int  ->  r13        
+;  V01 arg1         [V01,T45] (  3,  2.50)     ref  ->  r14         class-hnd single-def <System.Text.Encoding>
+;  V02 loc0         [V02,T51] (  4,  2   )     int  ->  r13        
 ;  V03 loc1         [V03    ] ( 42, 72   )  struct (48) [rbp-0x58]  do-not-enreg[XSF] must-init addr-exposed ld-addr-op <System.Web.Util.HttpEncoder+UrlDecoder>
 ;* V04 loc2         [V04    ] (  0,  0   )  struct (48) zero-ref    do-not-enreg[SF] ld-addr-op <System.Web.Util.HttpEncoder+UrlDecoder>
 ;* V05 loc3         [V05    ] (  0,  0   )  struct (16) zero-ref    <System.Span`1[char]>
 ;* V06 loc4         [V06    ] (  0,  0   )  struct (16) zero-ref    <System.Span`1[byte]>
 ;  V07 loc5         [V07,T00] ( 16, 37   )     int  ->  r14        
 ;  V08 loc6         [V08,T01] (  9, 22   )  ushort  ->  r13        
-;* V09 loc7         [V09    ] (  0,  0   )     int  ->  zero-ref   
-;* V10 loc8         [V10    ] (  0,  0   )     int  ->  zero-ref   
-;* V11 loc9         [V11    ] (  0,  0   )     int  ->  zero-ref   
-;* V12 loc10        [V12    ] (  0,  0   )     int  ->  zero-ref   
-;* V13 loc11        [V13    ] (  0,  0   )     int  ->  zero-ref   
-;* V14 loc12        [V14    ] (  0,  0   )     int  ->  zero-ref   
-;  V15 loc13        [V15,T41] (  2,  4   )   ubyte  ->   r8        
+;  V09 loc7         [V09,T31] (  3,  6   )     int  ->  rcx        
+;  V10 loc8         [V10,T32] (  3,  6   )     int  ->  rsi        
+;  V11 loc9         [V11,T33] (  3,  6   )     int  ->  rdx        
+;  V12 loc10        [V12,T34] (  3,  6   )     int  ->   r8        
+;  V13 loc11        [V13,T35] (  3,  6   )     int  ->  rcx        
+;  V14 loc12        [V14,T36] (  3,  6   )     int  ->   r8        
+;  V15 loc13        [V15,T48] (  2,  4   )   ubyte  ->  rcx        
 ;# V16 OutArgs      [V16    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
-;  V17 tmp1         [V17,T42] (  3,  3   )     ref  ->  rax         class-hnd exact single-def "NewArr temp" <char[]>
-;  V18 tmp2         [V18,T43] (  3,  3   )     ref  ->  rax         class-hnd exact single-def "NewArr temp" <byte[]>
+;  V17 tmp1         [V17,T49] (  3,  3   )     ref  ->  rax         class-hnd exact single-def "NewArr temp" <char[]>
+;  V18 tmp2         [V18,T50] (  3,  3   )     ref  ->  rax         class-hnd exact single-def "NewArr temp" <byte[]>
 ;* V19 tmp3         [V19    ] (  0,  0   )  struct (16) zero-ref    "impAppendStmt" <System.Span`1[char]>
 ;* V20 tmp4         [V20    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[byte]>
 ;* V21 tmp5         [V21    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[char]>
 ;* V22 tmp6         [V22    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
-;  V23 tmp7         [V23,T45] (  2,  2   )    long  ->  r12         "Inlining Arg"
-;  V24 tmp8         [V24,T46] (  2,  2   )    long  ->  rcx         "Inlining Arg"
+;  V23 tmp7         [V23,T52] (  2,  2   )    long  ->  r12         "Inlining Arg"
+;  V24 tmp8         [V24,T53] (  2,  2   )    long  ->  rcx         "Inlining Arg"
 ;* V25 tmp9         [V25    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[char]>
 ;* V26 tmp10        [V26    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
-;  V27 tmp11        [V27,T20] (  4,  8   )     int  ->   r8         "Inline return value spill temp"
-;  V28 tmp12        [V28,T11] (  3, 12   )     int  ->  rcx         "Inlining Arg"
-;* V29 tmp13        [V29    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[byte]>
-;* V30 tmp14        [V30    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;* V31 tmp15        [V31    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;  V32 tmp16        [V32,T21] (  4,  8   )     int  ->  rsi         "Inline return value spill temp"
-;  V33 tmp17        [V33,T12] (  3, 12   )     int  ->  rcx         "Inlining Arg"
-;* V34 tmp18        [V34    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[byte]>
-;* V35 tmp19        [V35    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;* V36 tmp20        [V36    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;  V37 tmp21        [V37,T22] (  4,  8   )     int  ->  rdx         "Inline return value spill temp"
-;  V38 tmp22        [V38,T13] (  3, 12   )     int  ->  rcx         "Inlining Arg"
-;* V39 tmp23        [V39    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[byte]>
-;* V40 tmp24        [V40    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;* V41 tmp25        [V41    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;  V42 tmp26        [V42,T23] (  4,  8   )     int  ->  rax         "Inline return value spill temp"
-;  V43 tmp27        [V43,T14] (  3, 12   )     int  ->  rdi         "Inlining Arg"
-;* V44 tmp28        [V44    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[byte]>
-;* V45 tmp29        [V45    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;* V46 tmp30        [V46    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;  V47 tmp31        [V47,T24] (  4,  8   )     int  ->  rcx         "Inline stloc first use temp"
-;  V48 tmp32        [V48,T32] (  2,  8   )     int  ->  [rbp-0x5C]  spill-single-def "impAppendStmt"
-;  V49 tmp33        [V49,T09] (  3, 12   )     ref  ->  rdi         class-hnd "impAppendStmt" <System.Text.Encoding>
+;* V27 tmp11        [V27    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[sbyte]>
+;  V28 tmp12        [V28,T12] (  3, 12   )     int  ->  rcx         "Inlining Arg"
+;* V29 tmp13        [V29    ] (  0,  0   )     int  ->  zero-ref    "Span.get_Item index"
+;* V30 tmp14        [V30    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[sbyte]>
+;  V31 tmp15        [V31,T37] (  3,  6   )     int  ->  rcx         "Inline return value spill temp"
+;* V32 tmp16        [V32    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[sbyte]>
+;  V33 tmp17        [V33,T13] (  3, 12   )     int  ->  rsi         "Inlining Arg"
+;* V34 tmp18        [V34    ] (  0,  0   )     int  ->  zero-ref    "Span.get_Item index"
+;* V35 tmp19        [V35    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[sbyte]>
+;  V36 tmp20        [V36,T38] (  3,  6   )     int  ->  rsi         "Inline return value spill temp"
+;* V37 tmp21        [V37    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[sbyte]>
+;  V38 tmp22        [V38,T14] (  3, 12   )     int  ->  rdx         "Inlining Arg"
+;* V39 tmp23        [V39    ] (  0,  0   )     int  ->  zero-ref    "Span.get_Item index"
+;* V40 tmp24        [V40    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[sbyte]>
+;  V41 tmp25        [V41,T39] (  3,  6   )     int  ->  rdx         "Inline return value spill temp"
+;* V42 tmp26        [V42    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[sbyte]>
+;  V43 tmp27        [V43,T15] (  3, 12   )     int  ->  rax         "Inlining Arg"
+;* V44 tmp28        [V44    ] (  0,  0   )     int  ->  zero-ref    "Span.get_Item index"
+;* V45 tmp29        [V45    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[sbyte]>
+;  V46 tmp30        [V46,T40] (  3,  6   )     int  ->  rax         "Inline return value spill temp"
+;  V47 tmp31        [V47,T21] (  4,  8   )     int  ->  rcx         "Inline stloc first use temp"
+;  V48 tmp32        [V48,T27] (  2,  8   )     int  ->  [rbp-0x5C]  spill-single-def "impAppendStmt"
+;  V49 tmp33        [V49,T10] (  3, 12   )     ref  ->  rdi         class-hnd "impAppendStmt" <System.Text.Encoding>
 ;* V50 tmp34        [V50    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[byte]>
 ;* V51 tmp35        [V51    ] (  0,  0   )  struct (16) zero-ref    "impAppendStmt" <System.ReadOnlySpan`1[byte]>
 ;* V52 tmp36        [V52    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[char]>
-;  V53 tmp37        [V53,T15] (  3, 12   )     int  ->  rdx         "Inlining Arg"
+;  V53 tmp37        [V53,T16] (  3, 12   )     int  ->  rdx         "Inlining Arg"
 ;* V54 tmp38        [V54    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
 ;* V55 tmp39        [V55    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V56 tmp40        [V56    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
 ;* V57 tmp41        [V57    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
 ;* V58 tmp42        [V58    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V59 tmp43        [V59    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
-;  V60 tmp44        [V60,T04] (  4, 16   )     int  ->  rcx         "Inlining Arg"
+;  V60 tmp44        [V60,T05] (  4, 16   )     int  ->  rcx         "Inlining Arg"
 ;* V61 tmp45        [V61    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.Span`1[char]>
-;  V62 tmp46        [V62,T30] (  2,  8   )   byref  ->   r9         "Inlining Arg"
-;  V63 tmp47        [V63,T33] (  2,  8   )     int  ->   r8         "Inlining Arg"
-;  V64 tmp48        [V64,T25] (  4,  8   )     int  ->   r8         "Inline return value spill temp"
-;  V65 tmp49        [V65,T16] (  3, 12   )     int  ->  rcx         "Inlining Arg"
-;* V66 tmp50        [V66    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[byte]>
-;* V67 tmp51        [V67    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;* V68 tmp52        [V68    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;  V69 tmp53        [V69,T26] (  4,  8   )     int  ->  rdx         "Inline return value spill temp"
-;  V70 tmp54        [V70,T17] (  3, 12   )     int  ->  rsi         "Inlining Arg"
-;* V71 tmp55        [V71    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[byte]>
-;* V72 tmp56        [V72    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;* V73 tmp57        [V73    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;  V74 tmp58        [V74,T27] (  4,  8   )     int  ->  r12         "Inline stloc first use temp"
-;  V75 tmp59        [V75,T28] (  4,  8   )     int  ->  rax         "Inline stloc first use temp"
+;  V62 tmp46        [V62,T25] (  2,  8   )   byref  ->   r9         "Inlining Arg"
+;  V63 tmp47        [V63,T28] (  2,  8   )     int  ->   r8         "Inlining Arg"
+;* V64 tmp48        [V64    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[sbyte]>
+;  V65 tmp49        [V65,T17] (  3, 12   )     int  ->  rcx         "Inlining Arg"
+;* V66 tmp50        [V66    ] (  0,  0   )     int  ->  zero-ref    "Span.get_Item index"
+;* V67 tmp51        [V67    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[sbyte]>
+;  V68 tmp52        [V68,T41] (  3,  6   )     int  ->  rcx         "Inline return value spill temp"
+;* V69 tmp53        [V69    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[sbyte]>
+;  V70 tmp54        [V70,T18] (  3, 12   )     int  ->  rdx         "Inlining Arg"
+;* V71 tmp55        [V71    ] (  0,  0   )     int  ->  zero-ref    "Span.get_Item index"
+;* V72 tmp56        [V72    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[sbyte]>
+;  V73 tmp57        [V73,T42] (  3,  6   )     int  ->  rdx         "Inline return value spill temp"
+;  V74 tmp58        [V74,T22] (  4,  8   )     int  ->  r12         "Inline stloc first use temp"
+;  V75 tmp59        [V75,T23] (  4,  8   )     int  ->  rax         "Inline stloc first use temp"
 ;* V76 tmp60        [V76    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V77 tmp61        [V77,T29] (  4,  8   )     int  ->  rax         "Inline stloc first use temp"
-;  V78 tmp62        [V78,T34] (  2,  8   )     int  ->  [rbp-0x60]  spill-single-def "impAppendStmt"
-;  V79 tmp63        [V79,T10] (  3, 12   )     ref  ->  rdi         class-hnd "impAppendStmt" <System.Text.Encoding>
+;  V77 tmp61        [V77,T24] (  4,  8   )     int  ->  rax         "Inline stloc first use temp"
+;  V78 tmp62        [V78,T29] (  2,  8   )     int  ->  [rbp-0x60]  spill-single-def "impAppendStmt"
+;  V79 tmp63        [V79,T11] (  3, 12   )     ref  ->  rdi         class-hnd "impAppendStmt" <System.Text.Encoding>
 ;* V80 tmp64        [V80    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[byte]>
 ;* V81 tmp65        [V81    ] (  0,  0   )  struct (16) zero-ref    "impAppendStmt" <System.ReadOnlySpan`1[byte]>
 ;* V82 tmp66        [V82    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[char]>
-;  V83 tmp67        [V83,T18] (  3, 12   )     int  ->  rdx         "Inlining Arg"
+;  V83 tmp67        [V83,T19] (  3, 12   )     int  ->  rdx         "Inlining Arg"
 ;* V84 tmp68        [V84    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
 ;* V85 tmp69        [V85    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V86 tmp70        [V86    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
 ;* V87 tmp71        [V87    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
 ;* V88 tmp72        [V88    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
 ;* V89 tmp73        [V89    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
-;  V90 tmp74        [V90,T05] (  4, 16   )     int  ->  rcx         "Inlining Arg"
+;  V90 tmp74        [V90,T06] (  4, 16   )     int  ->  rcx         "Inlining Arg"
 ;* V91 tmp75        [V91    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.Span`1[char]>
-;  V92 tmp76        [V92,T31] (  2,  8   )   byref  ->   r9         "Inlining Arg"
-;  V93 tmp77        [V93,T35] (  2,  8   )     int  ->   r8         "Inlining Arg"
+;  V92 tmp76        [V92,T26] (  2,  8   )   byref  ->   r9         "Inlining Arg"
+;  V93 tmp77        [V93,T30] (  2,  8   )     int  ->   r8         "Inlining Arg"
 ;  V94 tmp78        [V94,T03] (  8, 17   )   byref  ->  rbx         single-def "field V00._reference (fldOffset=0x0)" P-INDEP
-;  V95 tmp79        [V95,T06] (  7, 11   )     int  ->  r15         single-def "field V00._length (fldOffset=0x8)" P-INDEP
+;  V95 tmp79        [V95,T07] (  7, 11   )     int  ->  r15         single-def "field V00._length (fldOffset=0x8)" P-INDEP
 ;* V96 tmp80        [V96    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V05._reference (fldOffset=0x0)" P-INDEP
 ;* V97 tmp81        [V97    ] (  0,  0   )     int  ->  zero-ref    "field V05._length (fldOffset=0x8)" P-INDEP
 ;* V98 tmp82        [V98    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V06._reference (fldOffset=0x0)" P-INDEP
 ;* V99 tmp83        [V99    ] (  0,  0   )     int  ->  zero-ref    "field V06._length (fldOffset=0x8)" P-INDEP
 ;* V100 tmp84       [V100    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V19._reference (fldOffset=0x0)" P-INDEP
 ;* V101 tmp85       [V101    ] (  0,  0   )     int  ->  zero-ref    "field V19._length (fldOffset=0x8)" P-INDEP
 ;* V102 tmp86       [V102    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V20._reference (fldOffset=0x0)" P-INDEP
 ;* V103 tmp87       [V103    ] (  0,  0   )     int  ->  zero-ref    "field V20._length (fldOffset=0x8)" P-INDEP
-;  V104 tmp88       [V104,T51] (  2,  1   )   byref  ->  r12         single-def "field V21._reference (fldOffset=0x0)" P-INDEP
+;  V104 tmp88       [V104,T58] (  2,  1   )   byref  ->  r12         single-def "field V21._reference (fldOffset=0x0)" P-INDEP
 ;* V105 tmp89       [V105    ] (  0,  0   )     int  ->  zero-ref    "field V21._length (fldOffset=0x8)" P-INDEP
-;  V106 tmp90       [V106,T52] (  2,  1   )   byref  ->  rcx         single-def "field V22._reference (fldOffset=0x0)" P-INDEP
+;  V106 tmp90       [V106,T59] (  2,  1   )   byref  ->  rcx         single-def "field V22._reference (fldOffset=0x0)" P-INDEP
 ;* V107 tmp91       [V107    ] (  0,  0   )     int  ->  zero-ref    "field V22._length (fldOffset=0x8)" P-INDEP
-;  V108 tmp92       [V108,T53] (  2,  1   )   byref  ->  r12         single-def "field V25._reference (fldOffset=0x0)" P-INDEP
-;  V109 tmp93       [V109,T55] (  2,  1   )     int  ->  [rbp-0x64]  spill-single-def "field V25._length (fldOffset=0x8)" P-INDEP
-;  V110 tmp94       [V110,T54] (  2,  1   )   byref  ->  rcx         single-def "field V26._reference (fldOffset=0x0)" P-INDEP
-;  V111 tmp95       [V111,T56] (  2,  1   )     int  ->   r8         "field V26._length (fldOffset=0x8)" P-INDEP
-;* V112 tmp96       [V112    ] (  0,  0   )   byref  ->  zero-ref    "field V29._reference (fldOffset=0x0)" P-INDEP
-;* V113 tmp97       [V113    ] (  0,  0   )     int  ->  zero-ref    "field V29._length (fldOffset=0x8)" P-INDEP
+;  V108 tmp92       [V108,T60] (  2,  1   )   byref  ->  r12         single-def "field V25._reference (fldOffset=0x0)" P-INDEP
+;  V109 tmp93       [V109,T62] (  2,  1   )     int  ->  [rbp-0x64]  spill-single-def "field V25._length (fldOffset=0x8)" P-INDEP
+;  V110 tmp94       [V110,T61] (  2,  1   )   byref  ->  rcx         single-def "field V26._reference (fldOffset=0x0)" P-INDEP
+;  V111 tmp95       [V111,T63] (  2,  1   )     int  ->   r8         "field V26._length (fldOffset=0x8)" P-INDEP
+;* V112 tmp96       [V112    ] (  0,  0   )   byref  ->  zero-ref    "field V27._reference (fldOffset=0x0)" P-INDEP
+;* V113 tmp97       [V113    ] (  0,  0   )     int  ->  zero-ref    "field V27._length (fldOffset=0x8)" P-INDEP
 ;* V114 tmp98       [V114    ] (  0,  0   )   byref  ->  zero-ref    "field V30._reference (fldOffset=0x0)" P-INDEP
 ;* V115 tmp99       [V115    ] (  0,  0   )     int  ->  zero-ref    "field V30._length (fldOffset=0x8)" P-INDEP
-;* V116 tmp100      [V116    ] (  0,  0   )   byref  ->  zero-ref    "field V31._reference (fldOffset=0x0)" P-INDEP
-;* V117 tmp101      [V117    ] (  0,  0   )     int  ->  zero-ref    "field V31._length (fldOffset=0x8)" P-INDEP
-;* V118 tmp102      [V118    ] (  0,  0   )   byref  ->  zero-ref    "field V34._reference (fldOffset=0x0)" P-INDEP
-;* V119 tmp103      [V119    ] (  0,  0   )     int  ->  zero-ref    "field V34._length (fldOffset=0x8)" P-INDEP
-;* V120 tmp104      [V120    ] (  0,  0   )   byref  ->  zero-ref    "field V35._reference (fldOffset=0x0)" P-INDEP
-;* V121 tmp105      [V121    ] (  0,  0   )     int  ->  zero-ref    "field V35._length (fldOffset=0x8)" P-INDEP
-;* V122 tmp106      [V122    ] (  0,  0   )   byref  ->  zero-ref    "field V36._reference (fldOffset=0x0)" P-INDEP
-;* V123 tmp107      [V123    ] (  0,  0   )     int  ->  zero-ref    "field V36._length (fldOffset=0x8)" P-INDEP
-;* V124 tmp108      [V124    ] (  0,  0   )   byref  ->  zero-ref    "field V39._reference (fldOffset=0x0)" P-INDEP
-;* V125 tmp109      [V125    ] (  0,  0   )     int  ->  zero-ref    "field V39._length (fldOffset=0x8)" P-INDEP
-;* V126 tmp110      [V126    ] (  0,  0   )   byref  ->  zero-ref    "field V40._reference (fldOffset=0x0)" P-INDEP
-;* V127 tmp111      [V127    ] (  0,  0   )     int  ->  zero-ref    "field V40._length (fldOffset=0x8)" P-INDEP
-;* V128 tmp112      [V128    ] (  0,  0   )   byref  ->  zero-ref    "field V41._reference (fldOffset=0x0)" P-INDEP
-;* V129 tmp113      [V129    ] (  0,  0   )     int  ->  zero-ref    "field V41._length (fldOffset=0x8)" P-INDEP
-;* V130 tmp114      [V130    ] (  0,  0   )   byref  ->  zero-ref    "field V44._reference (fldOffset=0x0)" P-INDEP
-;* V131 tmp115      [V131    ] (  0,  0   )     int  ->  zero-ref    "field V44._length (fldOffset=0x8)" P-INDEP
-;* V132 tmp116      [V132    ] (  0,  0   )   byref  ->  zero-ref    "field V45._reference (fldOffset=0x0)" P-INDEP
-;* V133 tmp117      [V133    ] (  0,  0   )     int  ->  zero-ref    "field V45._length (fldOffset=0x8)" P-INDEP
-;* V134 tmp118      [V134    ] (  0,  0   )   byref  ->  zero-ref    "field V46._reference (fldOffset=0x0)" P-INDEP
-;* V135 tmp119      [V135    ] (  0,  0   )     int  ->  zero-ref    "field V46._length (fldOffset=0x8)" P-INDEP
-;* V136 tmp120      [V136    ] (  0,  0   )   byref  ->  zero-ref    "field V50._reference (fldOffset=0x0)" P-INDEP
-;* V137 tmp121      [V137    ] (  0,  0   )     int  ->  zero-ref    "field V50._length (fldOffset=0x8)" P-INDEP
-;* V138 tmp122      [V138    ] (  0,  0   )   byref  ->  zero-ref    "field V51._reference (fldOffset=0x0)" P-INDEP
-;* V139 tmp123      [V139    ] (  0,  0   )     int  ->  zero-ref    "field V51._length (fldOffset=0x8)" P-INDEP
-;* V140 tmp124      [V140    ] (  0,  0   )   byref  ->  zero-ref    "field V52._reference (fldOffset=0x0)" P-INDEP
-;* V141 tmp125      [V141    ] (  0,  0   )     int  ->  zero-ref    "field V52._length (fldOffset=0x8)" P-INDEP
-;  V142 tmp126      [V142,T39] (  2,  4   )   byref  ->  rsi         "field V54._reference (fldOffset=0x0)" P-INDEP
-;* V143 tmp127      [V143    ] (  0,  0   )     int  ->  zero-ref    "field V54._length (fldOffset=0x8)" P-INDEP
-;* V144 tmp128      [V144    ] (  0,  0   )   byref  ->  zero-ref    "field V56._reference (fldOffset=0x0)" P-INDEP
-;* V145 tmp129      [V145    ] (  0,  0   )     int  ->  zero-ref    "field V56._length (fldOffset=0x8)" P-INDEP
-;* V146 tmp130      [V146    ] (  0,  0   )   byref  ->  zero-ref    "field V57._reference (fldOffset=0x0)" P-INDEP
-;* V147 tmp131      [V147    ] (  0,  0   )     int  ->  zero-ref    "field V57._length (fldOffset=0x8)" P-INDEP
-;* V148 tmp132      [V148    ] (  0,  0   )   byref  ->  zero-ref    "field V61._reference (fldOffset=0x0)" P-INDEP
-;* V149 tmp133      [V149    ] (  0,  0   )     int  ->  zero-ref    "field V61._length (fldOffset=0x8)" P-INDEP
-;* V150 tmp134      [V150    ] (  0,  0   )   byref  ->  zero-ref    "field V66._reference (fldOffset=0x0)" P-INDEP
-;* V151 tmp135      [V151    ] (  0,  0   )     int  ->  zero-ref    "field V66._length (fldOffset=0x8)" P-INDEP
-;* V152 tmp136      [V152    ] (  0,  0   )   byref  ->  zero-ref    "field V67._reference (fldOffset=0x0)" P-INDEP
-;* V153 tmp137      [V153    ] (  0,  0   )     int  ->  zero-ref    "field V67._length (fldOffset=0x8)" P-INDEP
-;* V154 tmp138      [V154    ] (  0,  0   )   byref  ->  zero-ref    "field V68._reference (fldOffset=0x0)" P-INDEP
-;* V155 tmp139      [V155    ] (  0,  0   )     int  ->  zero-ref    "field V68._length (fldOffset=0x8)" P-INDEP
-;* V156 tmp140      [V156    ] (  0,  0   )   byref  ->  zero-ref    "field V71._reference (fldOffset=0x0)" P-INDEP
-;* V157 tmp141      [V157    ] (  0,  0   )     int  ->  zero-ref    "field V71._length (fldOffset=0x8)" P-INDEP
-;* V158 tmp142      [V158    ] (  0,  0   )   byref  ->  zero-ref    "field V72._reference (fldOffset=0x0)" P-INDEP
-;* V159 tmp143      [V159    ] (  0,  0   )     int  ->  zero-ref    "field V72._length (fldOffset=0x8)" P-INDEP
-;* V160 tmp144      [V160    ] (  0,  0   )   byref  ->  zero-ref    "field V73._reference (fldOffset=0x0)" P-INDEP
-;* V161 tmp145      [V161    ] (  0,  0   )     int  ->  zero-ref    "field V73._length (fldOffset=0x8)" P-INDEP
-;* V162 tmp146      [V162    ] (  0,  0   )   byref  ->  zero-ref    "field V80._reference (fldOffset=0x0)" P-INDEP
-;* V163 tmp147      [V163    ] (  0,  0   )     int  ->  zero-ref    "field V80._length (fldOffset=0x8)" P-INDEP
-;* V164 tmp148      [V164    ] (  0,  0   )   byref  ->  zero-ref    "field V81._reference (fldOffset=0x0)" P-INDEP
-;* V165 tmp149      [V165    ] (  0,  0   )     int  ->  zero-ref    "field V81._length (fldOffset=0x8)" P-INDEP
-;* V166 tmp150      [V166    ] (  0,  0   )   byref  ->  zero-ref    "field V82._reference (fldOffset=0x0)" P-INDEP
-;* V167 tmp151      [V167    ] (  0,  0   )     int  ->  zero-ref    "field V82._length (fldOffset=0x8)" P-INDEP
-;  V168 tmp152      [V168,T40] (  2,  4   )   byref  ->  rsi         "field V84._reference (fldOffset=0x0)" P-INDEP
-;* V169 tmp153      [V169    ] (  0,  0   )     int  ->  zero-ref    "field V84._length (fldOffset=0x8)" P-INDEP
-;* V170 tmp154      [V170    ] (  0,  0   )   byref  ->  zero-ref    "field V86._reference (fldOffset=0x0)" P-INDEP
-;* V171 tmp155      [V171    ] (  0,  0   )     int  ->  zero-ref    "field V86._length (fldOffset=0x8)" P-INDEP
-;* V172 tmp156      [V172    ] (  0,  0   )   byref  ->  zero-ref    "field V87._reference (fldOffset=0x0)" P-INDEP
-;* V173 tmp157      [V173    ] (  0,  0   )     int  ->  zero-ref    "field V87._length (fldOffset=0x8)" P-INDEP
-;* V174 tmp158      [V174    ] (  0,  0   )   byref  ->  zero-ref    "field V91._reference (fldOffset=0x0)" P-INDEP
-;* V175 tmp159      [V175    ] (  0,  0   )     int  ->  zero-ref    "field V91._length (fldOffset=0x8)" P-INDEP
-;* V176 tmp160      [V176    ] (  0,  0   )     ref  ->  zero-ref    "V04.[000..008)"
-;* V177 tmp161      [V177    ] (  0,  0   )     int  ->  zero-ref    "V04.[008..012)"
-;* V178 tmp162      [V178    ] (  0,  0   )     int  ->  zero-ref    "V04.[012..016)"
-;  V179 tmp163      [V179,T47] (  3,  1.50)   byref  ->  r12         "V04.[016..024)"
-;  V180 tmp164      [V180,T49] (  3,  1.50)     int  ->  r13         "V04.[024..028)"
-;  V181 tmp165      [V181,T48] (  3,  1.50)   byref  ->  rcx         "V04.[032..040)"
-;  V182 tmp166      [V182,T50] (  3,  1.50)     int  ->   r8         "V04.[040..044)"
-;  V183 GsCookie    [V183    ] (  1,  1   )    long  ->  [rbp-0x70]  do-not-enreg[X] addr-exposed "GSSecurityCookie"
-;  V184 cse0        [V184,T36] (  3,  6   )     int  ->  rcx         "CSE #13: conservative"
-;  V185 cse1        [V185,T19] (  5, 10   )     int  ->  rcx         multi-def "CSE #03: moderate"
-;  V186 cse2        [V186,T37] (  3,  6   )     int  ->  rcx         "CSE #07: conservative"
-;  V187 cse3        [V187,T07] (  6, 12   )     int  ->  rcx         multi-def "CSE #09: moderate"
-;  V188 cse4        [V188,T08] (  6, 12   )     int  ->   r8         multi-def "CSE #10: moderate"
-;  V189 cse5        [V189,T02] ( 10, 20   )     int  ->  r12         multi-def "CSE #08: aggressive"
+;* V116 tmp100      [V116    ] (  0,  0   )   byref  ->  zero-ref    "field V32._reference (fldOffset=0x0)" P-INDEP
+;* V117 tmp101      [V117    ] (  0,  0   )     int  ->  zero-ref    "field V32._length (fldOffset=0x8)" P-INDEP
+;* V118 tmp102      [V118    ] (  0,  0   )   byref  ->  zero-ref    "field V35._reference (fldOffset=0x0)" P-INDEP
+;* V119 tmp103      [V119    ] (  0,  0   )     int  ->  zero-ref    "field V35._length (fldOffset=0x8)" P-INDEP
+;* V120 tmp104      [V120    ] (  0,  0   )   byref  ->  zero-ref    "field V37._reference (fldOffset=0x0)" P-INDEP
+;* V121 tmp105      [V121    ] (  0,  0   )     int  ->  zero-ref    "field V37._length (fldOffset=0x8)" P-INDEP
+;* V122 tmp106      [V122    ] (  0,  0   )   byref  ->  zero-ref    "field V40._reference (fldOffset=0x0)" P-INDEP
+;* V123 tmp107      [V123    ] (  0,  0   )     int  ->  zero-ref    "field V40._length (fldOffset=0x8)" P-INDEP
+;* V124 tmp108      [V124    ] (  0,  0   )   byref  ->  zero-ref    "field V42._reference (fldOffset=0x0)" P-INDEP
+;* V125 tmp109      [V125    ] (  0,  0   )     int  ->  zero-ref    "field V42._length (fldOffset=0x8)" P-INDEP
+;* V126 tmp110      [V126    ] (  0,  0   )   byref  ->  zero-ref    "field V45._reference (fldOffset=0x0)" P-INDEP
+;* V127 tmp111      [V127    ] (  0,  0   )     int  ->  zero-ref    "field V45._length (fldOffset=0x8)" P-INDEP
+;* V128 tmp112      [V128    ] (  0,  0   )   byref  ->  zero-ref    "field V50._reference (fldOffset=0x0)" P-INDEP
+;* V129 tmp113      [V129    ] (  0,  0   )     int  ->  zero-ref    "field V50._length (fldOffset=0x8)" P-INDEP
+;* V130 tmp114      [V130    ] (  0,  0   )   byref  ->  zero-ref    "field V51._reference (fldOffset=0x0)" P-INDEP
+;* V131 tmp115      [V131    ] (  0,  0   )     int  ->  zero-ref    "field V51._length (fldOffset=0x8)" P-INDEP
+;* V132 tmp116      [V132    ] (  0,  0   )   byref  ->  zero-ref    "field V52._reference (fldOffset=0x0)" P-INDEP
+;* V133 tmp117      [V133    ] (  0,  0   )     int  ->  zero-ref    "field V52._length (fldOffset=0x8)" P-INDEP
+;  V134 tmp118      [V134,T46] (  2,  4   )   byref  ->  rsi         "field V54._reference (fldOffset=0x0)" P-INDEP
+;* V135 tmp119      [V135    ] (  0,  0   )     int  ->  zero-ref    "field V54._length (fldOffset=0x8)" P-INDEP
+;* V136 tmp120      [V136    ] (  0,  0   )   byref  ->  zero-ref    "field V56._reference (fldOffset=0x0)" P-INDEP
+;* V137 tmp121      [V137    ] (  0,  0   )     int  ->  zero-ref    "field V56._length (fldOffset=0x8)" P-INDEP
+;* V138 tmp122      [V138    ] (  0,  0   )   byref  ->  zero-ref    "field V57._reference (fldOffset=0x0)" P-INDEP
+;* V139 tmp123      [V139    ] (  0,  0   )     int  ->  zero-ref    "field V57._length (fldOffset=0x8)" P-INDEP
+;* V140 tmp124      [V140    ] (  0,  0   )   byref  ->  zero-ref    "field V61._reference (fldOffset=0x0)" P-INDEP
+;* V141 tmp125      [V141    ] (  0,  0   )     int  ->  zero-ref    "field V61._length (fldOffset=0x8)" P-INDEP
+;* V142 tmp126      [V142    ] (  0,  0   )   byref  ->  zero-ref    "field V64._reference (fldOffset=0x0)" P-INDEP
+;* V143 tmp127      [V143    ] (  0,  0   )     int  ->  zero-ref    "field V64._length (fldOffset=0x8)" P-INDEP
+;* V144 tmp128      [V144    ] (  0,  0   )   byref  ->  zero-ref    "field V67._reference (fldOffset=0x0)" P-INDEP
+;* V145 tmp129      [V145    ] (  0,  0   )     int  ->  zero-ref    "field V67._length (fldOffset=0x8)" P-INDEP
+;* V146 tmp130      [V146    ] (  0,  0   )   byref  ->  zero-ref    "field V69._reference (fldOffset=0x0)" P-INDEP
+;* V147 tmp131      [V147    ] (  0,  0   )     int  ->  zero-ref    "field V69._length (fldOffset=0x8)" P-INDEP
+;* V148 tmp132      [V148    ] (  0,  0   )   byref  ->  zero-ref    "field V72._reference (fldOffset=0x0)" P-INDEP
+;* V149 tmp133      [V149    ] (  0,  0   )     int  ->  zero-ref    "field V72._length (fldOffset=0x8)" P-INDEP
+;* V150 tmp134      [V150    ] (  0,  0   )   byref  ->  zero-ref    "field V80._reference (fldOffset=0x0)" P-INDEP
+;* V151 tmp135      [V151    ] (  0,  0   )     int  ->  zero-ref    "field V80._length (fldOffset=0x8)" P-INDEP
+;* V152 tmp136      [V152    ] (  0,  0   )   byref  ->  zero-ref    "field V81._reference (fldOffset=0x0)" P-INDEP
+;* V153 tmp137      [V153    ] (  0,  0   )     int  ->  zero-ref    "field V81._length (fldOffset=0x8)" P-INDEP
+;* V154 tmp138      [V154    ] (  0,  0   )   byref  ->  zero-ref    "field V82._reference (fldOffset=0x0)" P-INDEP
+;* V155 tmp139      [V155    ] (  0,  0   )     int  ->  zero-ref    "field V82._length (fldOffset=0x8)" P-INDEP
+;  V156 tmp140      [V156,T47] (  2,  4   )   byref  ->  rsi         "field V84._reference (fldOffset=0x0)" P-INDEP
+;* V157 tmp141      [V157    ] (  0,  0   )     int  ->  zero-ref    "field V84._length (fldOffset=0x8)" P-INDEP
+;* V158 tmp142      [V158    ] (  0,  0   )   byref  ->  zero-ref    "field V86._reference (fldOffset=0x0)" P-INDEP
+;* V159 tmp143      [V159    ] (  0,  0   )     int  ->  zero-ref    "field V86._length (fldOffset=0x8)" P-INDEP
+;* V160 tmp144      [V160    ] (  0,  0   )   byref  ->  zero-ref    "field V87._reference (fldOffset=0x0)" P-INDEP
+;* V161 tmp145      [V161    ] (  0,  0   )     int  ->  zero-ref    "field V87._length (fldOffset=0x8)" P-INDEP
+;* V162 tmp146      [V162    ] (  0,  0   )   byref  ->  zero-ref    "field V91._reference (fldOffset=0x0)" P-INDEP
+;* V163 tmp147      [V163    ] (  0,  0   )     int  ->  zero-ref    "field V91._length (fldOffset=0x8)" P-INDEP
+;* V164 tmp148      [V164    ] (  0,  0   )     ref  ->  zero-ref    "V04.[000..008)"
+;* V165 tmp149      [V165    ] (  0,  0   )     int  ->  zero-ref    "V04.[008..012)"
+;* V166 tmp150      [V166    ] (  0,  0   )     int  ->  zero-ref    "V04.[012..016)"
+;  V167 tmp151      [V167,T54] (  3,  1.50)   byref  ->  r12         "V04.[016..024)"
+;  V168 tmp152      [V168,T56] (  3,  1.50)     int  ->  r13         "V04.[024..028)"
+;  V169 tmp153      [V169,T55] (  3,  1.50)   byref  ->  rcx         "V04.[032..040)"
+;  V170 tmp154      [V170,T57] (  3,  1.50)     int  ->   r8         "V04.[040..044)"
+;  V171 GsCookie    [V171    ] (  1,  1   )    long  ->  [rbp-0x70]  do-not-enreg[X] addr-exposed "GSSecurityCookie"
+;  V172 cse0        [V172,T43] (  3,  6   )     int  ->  rcx         "CSE #13: conservative"
+;  V173 cse1        [V173,T04] (  8, 16   )   byref  ->   r8         multi-def "CSE #05: moderate"
+;  V174 cse2        [V174,T20] (  5, 10   )     int  ->  rsi         multi-def "CSE #03: moderate"
+;  V175 cse3        [V175,T44] (  3,  6   )     int  ->  rdi         "CSE #07: conservative"
+;  V176 cse4        [V176,T08] (  6, 12   )     int  ->  rcx         multi-def "CSE #09: moderate"
+;  V177 cse5        [V177,T09] (  6, 12   )     int  ->   r8         multi-def "CSE #10: moderate"
+;  V178 cse6        [V178,T02] ( 10, 20   )     int  ->  r12         multi-def "CSE #08: aggressive"
 ;
 ; Lcl frame size = 72
 
 G_M42440_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        sub      rsp, 72
        lea      rbp, [rsp+0x70]
        xor      eax, eax
        mov      qword ptr [rbp-0x58], rax
        vxorps   xmm8, xmm8, xmm8
        vmovdqu  ymmword ptr [rbp-0x50], ymm8
        mov      qword ptr [rbp-0x30], rax
        mov      qword ptr [rbp-0x70], 0xD1FFAB1E
        mov      rbx, rdi
        mov      r15d, esi
        mov      r14, rdx
 						;; size=56 bbWeight=1 PerfScore 13.08
 G_M42440_IG02:
        test     r15d, r15d
        je       G_M42440_IG34
 						;; size=9 bbWeight=1 PerfScore 1.25
 G_M42440_IG03:
        mov      r13d, r15d
        cmp      r13d, 256
        jle      SHORT G_M42440_IG04
        mov      esi, r13d
        mov      rdi, 0xD1FFAB1E      ; char[]
        call     CORINFO_HELP_NEWARR_1_VC
        lea      r12, bword ptr [rax+0x10]
        mov      eax, dword ptr [rax+0x08]
        mov      dword ptr [rbp-0x64], eax
        mov      esi, r13d
        mov      rdi, 0xD1FFAB1E      ; byte[]
        call     CORINFO_HELP_NEWARR_1_VC
        lea      rcx, bword ptr [rax+0x10]
        mov      r8d, dword ptr [rax+0x08]
        mov      r13d, dword ptr [rbp-0x64]
        jmp      SHORT G_M42440_IG05
 						;; size=72 bbWeight=0.50 PerfScore 6.75
 G_M42440_IG04:
        test     dword ptr [rsp], esp
        sub      rsp, 512
        lea      r12, [rsp]
        test     dword ptr [rsp], esp
        sub      rsp, 256
        lea      rcx, [rsp]
        mov      r13d, 256
        mov      r8d, 256
 						;; size=40 bbWeight=0.50 PerfScore 4.00
 G_M42440_IG05:
        mov      gword ptr [rbp-0x58], r14
        xor      esi, esi
        mov      dword ptr [rbp-0x50], esi
 						;; size=9 bbWeight=0.50 PerfScore 1.12
 G_M42440_IG06:
        mov      dword ptr [rbp-0x4C], esi
        mov      bword ptr [rbp-0x48], r12
        mov      dword ptr [rbp-0x40], r13d
        mov      bword ptr [rbp-0x38], rcx
        mov      dword ptr [rbp-0x30], r8d
 						;; size=19 bbWeight=0.50 PerfScore 2.50
 G_M42440_IG07:
        xor      r14d, r14d
        cmp      r14d, r15d
        jge      G_M42440_IG30
 						;; size=12 bbWeight=0.50 PerfScore 0.75
 G_M42440_IG08:
        mov      ecx, r14d
        movzx    r13, word  ptr [rbx+2*rcx]
        cmp      r13d, 43
        je       G_M42440_IG25
 						;; size=18 bbWeight=4 PerfScore 14.00
 G_M42440_IG09:
        cmp      r13d, 37
        jne      G_M42440_IG26
        lea      ecx, [r15-0x02]
        cmp      r14d, ecx
        jge      G_M42440_IG26
        lea      ecx, [r14+0x01]
        movzx    rcx, word  ptr [rbx+2*rcx]
        cmp      ecx, 117
        jne      SHORT G_M42440_IG10
        lea      r8d, [r15-0x05]
        cmp      r14d, r8d
        jl       G_M42440_IG15
 						;; size=49 bbWeight=2 PerfScore 17.00
 G_M42440_IG10:
-       cmp      ecx, 256
-       jl       SHORT G_M42440_IG11
-       mov      r8d, 255
+       cmp      ecx, 255
+       jg       SHORT G_M42440_IG11
        jmp      SHORT G_M42440_IG12
-						;; size=16 bbWeight=2 PerfScore 7.00
+						;; size=10 bbWeight=2 PerfScore 6.50
 G_M42440_IG11:
-       mov      r8d, ecx
-       mov      rcx, 0xD1FFAB1E      ; static handle
-       movzx    r8, byte  ptr [rcx+r8]
-						;; size=18 bbWeight=2 PerfScore 5.00
+       mov      ecx, 255
+						;; size=5 bbWeight=2 PerfScore 0.50
 G_M42440_IG12:
-       lea      ecx, [r14+0x02]
-       mov      esi, ecx
-       movzx    rsi, word  ptr [rbx+2*rsi]
-       cmp      esi, 256
-       jl       SHORT G_M42440_IG13
-       mov      edx, 255
-       jmp      SHORT G_M42440_IG14
-						;; size=25 bbWeight=2 PerfScore 12.50
-G_M42440_IG13:
+       mov      ecx, ecx
+       mov      r8, 0xD1FFAB1E      ; static handle
+       movsx    rcx, byte  ptr [r8+rcx]
+       lea      esi, [r14+0x02]
        mov      edx, esi
-       mov      rsi, 0xD1FFAB1E      ; static handle
-       movzx    rdx, byte  ptr [rsi+rdx]
-						;; size=16 bbWeight=2 PerfScore 5.00
+       movzx    rdx, word  ptr [rbx+2*rdx]
+       cmp      edx, 255
+       jg       SHORT G_M42440_IG13
+       jmp      SHORT G_M42440_IG14
+						;; size=37 bbWeight=2 PerfScore 21.00
+G_M42440_IG13:
+       mov      edx, 255
+						;; size=5 bbWeight=2 PerfScore 0.50
 G_M42440_IG14:
-       mov      esi, r8d
-       or       esi, edx
-       cmp      esi, 255
-       je       G_M42440_IG26
-       shl      r8d, 4
-       or       r8d, edx
-       movzx    r8, r8b
-       mov      r14d, ecx
+       mov      edx, edx
+       movsx    r8, byte  ptr [r8+rdx]
+       mov      edx, ecx
+       or       edx, r8d
+       jl       G_M42440_IG26
+       shl      ecx, 4
+       or       ecx, r8d
+       movzx    rcx, cl
+       mov      r14d, esi
        mov      r12d, dword ptr [rbp-0x4C]
-       lea      ecx, [r12+0x01]
-       mov      dword ptr [rbp-0x4C], ecx
+       lea      esi, [r12+0x01]
+       mov      dword ptr [rbp-0x4C], esi
        cmp      r12d, dword ptr [rbp-0x30]
        jae      G_M42440_IG37
-       mov      rcx, bword ptr [rbp-0x38]
+       mov      r8, bword ptr [rbp-0x38]
        mov      esi, r12d
-       mov      byte  ptr [rcx+rsi], r8b
+       mov      byte  ptr [r8+rsi], cl
        jmp      G_M42440_IG29
-						;; size=69 bbWeight=2 PerfScore 25.50
+						;; size=68 bbWeight=2 PerfScore 33.50
 G_M42440_IG15:
-       lea      ecx, [r14+0x02]
+       lea      esi, [r14+0x02]
+       mov      ecx, esi
        movzx    rcx, word  ptr [rbx+2*rcx]
-       cmp      ecx, 256
-       jl       SHORT G_M42440_IG16
-       mov      r8d, 255
+       cmp      ecx, 255
+       jg       SHORT G_M42440_IG16
        jmp      SHORT G_M42440_IG17
-						;; size=24 bbWeight=2 PerfScore 12.00
+						;; size=20 bbWeight=2 PerfScore 12.00
 G_M42440_IG16:
-       mov      r8d, ecx
-       mov      rcx, 0xD1FFAB1E      ; static handle
-       movzx    r8, byte  ptr [rcx+r8]
-						;; size=18 bbWeight=2 PerfScore 5.00
+       mov      ecx, 255
+						;; size=5 bbWeight=2 PerfScore 0.50
 G_M42440_IG17:
-       lea      ecx, [r14+0x03]
-       movzx    rcx, word  ptr [rbx+2*rcx]
-       cmp      ecx, 256
-       jl       SHORT G_M42440_IG18
-       mov      esi, 255
+       mov      ecx, ecx
+       mov      r8, 0xD1FFAB1E      ; static handle
+       movsx    rcx, byte  ptr [r8+rcx]
+       lea      esi, [r14+0x03]
+       movzx    rsi, word  ptr [rbx+2*rsi]
+       cmp      esi, 255
+       jg       SHORT G_M42440_IG18
        jmp      SHORT G_M42440_IG19
-						;; size=23 bbWeight=2 PerfScore 12.00
+						;; size=35 bbWeight=2 PerfScore 20.50
 G_M42440_IG18:
-       mov      esi, ecx
-       mov      rcx, 0xD1FFAB1E      ; static handle
-       movzx    rsi, byte  ptr [rcx+rsi]
-						;; size=17 bbWeight=2 PerfScore 5.00
+       mov      esi, 255
+						;; size=5 bbWeight=2 PerfScore 0.50
 G_M42440_IG19:
-       lea      ecx, [r14+0x04]
-       movzx    rcx, word  ptr [rbx+2*rcx]
-       cmp      ecx, 256
-       jl       SHORT G_M42440_IG20
-       mov      edx, 255
+       mov      esi, esi
+       movsx    rsi, byte  ptr [r8+rsi]
+       lea      edx, [r14+0x04]
+       movzx    rdx, word  ptr [rbx+2*rdx]
+       cmp      edx, 255
+       jg       SHORT G_M42440_IG20
        jmp      SHORT G_M42440_IG21
-						;; size=23 bbWeight=2 PerfScore 12.00
+						;; size=25 bbWeight=2 PerfScore 20.00
 G_M42440_IG20:
-       mov      edx, ecx
-       mov      rcx, 0xD1FFAB1E      ; static handle
-       movzx    rdx, byte  ptr [rcx+rdx]
-						;; size=16 bbWeight=2 PerfScore 5.00
+       mov      edx, 255
+						;; size=5 bbWeight=2 PerfScore 0.50
 G_M42440_IG21:
-       lea      ecx, [r14+0x05]
-       mov      edi, ecx
-       movzx    rdi, word  ptr [rbx+2*rdi]
-       cmp      edi, 256
-       jl       SHORT G_M42440_IG22
-       mov      eax, 255
-       jmp      SHORT G_M42440_IG23
-						;; size=25 bbWeight=2 PerfScore 12.50
-G_M42440_IG22:
+       mov      edx, edx
+       movsx    rdx, byte  ptr [r8+rdx]
+       lea      edi, [r14+0x05]
        mov      eax, edi
-       mov      rdi, 0xD1FFAB1E      ; static handle
-       movzx    rax, byte  ptr [rdi+rax]
-						;; size=16 bbWeight=2 PerfScore 5.00
+       movzx    rax, word  ptr [rbx+2*rax]
+       cmp      eax, 255
+       jg       SHORT G_M42440_IG22
+       jmp      SHORT G_M42440_IG23
+						;; size=26 bbWeight=2 PerfScore 20.50
+G_M42440_IG22:
+       mov      eax, 255
+						;; size=5 bbWeight=2 PerfScore 0.50
 G_M42440_IG23:
-       mov      edi, r8d
-       or       edi, esi
-       or       edi, edx
-       or       edi, eax
-       cmp      edi, 255
-       je       G_M42440_IG26
-       shl      r8d, 12
+       mov      eax, eax
+       movsx    r8, byte  ptr [r8+rax]
+       mov      eax, ecx
+       or       eax, esi
+       or       eax, edx
+       or       eax, r8d
+       jl       G_M42440_IG26
+       shl      ecx, 12
        shl      esi, 8
-       or       r8d, esi
+       or       ecx, esi
        shl      edx, 4
-       or       r8d, edx
-       or       r8d, eax
-       movzx    r13, r8w
-       mov      r14d, ecx
+       or       ecx, edx
+       or       ecx, r8d
+       movzx    r13, cx
+       mov      r14d, edi
        mov      r12d, dword ptr [rbp-0x4C]
        test     r12d, r12d
        jle      SHORT G_M42440_IG24
        mov      ecx, dword ptr [rbp-0x50]
        mov      dword ptr [rbp-0x5C], ecx
        mov      rdi, gword ptr [rbp-0x58]
        mov      edx, r12d
        cmp      edx, dword ptr [rbp-0x30]
        ja       G_M42440_IG33
        mov      rsi, bword ptr [rbp-0x38]
        mov      r8d, dword ptr [rbp-0x40]
        cmp      ecx, r8d
        ja       G_M42440_IG33
        mov      r9, bword ptr [rbp-0x48]
        mov      r10d, ecx
        lea      r9, bword ptr [r9+2*r10]
        sub      r8d, ecx
        mov      rcx, r9
        mov      r9, qword ptr [rdi]
        mov      r9, qword ptr [r9+0x60]
        call     [r9+0x38]System.Text.Encoding:GetChars(System.ReadOnlySpan`1[byte],System.Span`1[char]):int:this
        add      eax, dword ptr [rbp-0x5C]
        mov      dword ptr [rbp-0x50], eax
        xor      ecx, ecx
        mov      dword ptr [rbp-0x4C], ecx
-						;; size=134 bbWeight=2 PerfScore 60.50
+						;; size=132 bbWeight=2 PerfScore 68.50
 G_M42440_IG24:
        mov      ecx, dword ptr [rbp-0x50]
        lea      r8d, [rcx+0x01]
        mov      dword ptr [rbp-0x50], r8d
        cmp      ecx, dword ptr [rbp-0x40]
        jae      G_M42440_IG37
        mov      r8, bword ptr [rbp-0x48]
        mov      word  ptr [r8+2*rcx], r13w
        jmp      G_M42440_IG29
 						;; size=34 bbWeight=2 PerfScore 19.00
 G_M42440_IG25:
        mov      r13d, 32
 						;; size=6 bbWeight=2 PerfScore 0.50
 G_M42440_IG26:
        test     r13d, 0xFF80
        je       SHORT G_M42440_IG28
        mov      r12d, dword ptr [rbp-0x4C]
        test     r12d, r12d
        jle      SHORT G_M42440_IG27
        mov      ecx, dword ptr [rbp-0x50]
        mov      dword ptr [rbp-0x60], ecx
        mov      rdi, gword ptr [rbp-0x58]
        mov      edx, r12d
        cmp      edx, dword ptr [rbp-0x30]
        ja       G_M42440_IG33
        mov      rsi, bword ptr [rbp-0x38]
        mov      r8d, dword ptr [rbp-0x40]
        cmp      ecx, r8d
        ja       G_M42440_IG33
        mov      r9, bword ptr [rbp-0x48]
        mov      r10d, ecx
        lea      r9, bword ptr [r9+2*r10]
        sub      r8d, ecx
        mov      rcx, r9
        mov      r9, qword ptr [rdi]
        mov      r9, qword ptr [r9+0x60]
        call     [r9+0x38]System.Text.Encoding:GetChars(System.ReadOnlySpan`1[byte],System.Span`1[char]):int:this
        add      eax, dword ptr [rbp-0x60]
        mov      dword ptr [rbp-0x50], eax
        xor      eax, eax
        mov      dword ptr [rbp-0x4C], eax
 						;; size=96 bbWeight=2 PerfScore 53.00
 G_M42440_IG27:
        mov      eax, dword ptr [rbp-0x50]
        lea      ecx, [rax+0x01]
        mov      dword ptr [rbp-0x50], ecx
        cmp      eax, dword ptr [rbp-0x40]
        jae      G_M42440_IG37
        mov      rcx, bword ptr [rbp-0x48]
        mov      word  ptr [rcx+2*rax], r13w
        jmp      SHORT G_M42440_IG29
 						;; size=29 bbWeight=2 PerfScore 19.00
 G_M42440_IG28:
        mov      r12d, dword ptr [rbp-0x4C]
        mov      eax, r12d
        lea      ecx, [rax+0x01]
        mov      dword ptr [rbp-0x4C], ecx
        cmp      eax, dword ptr [rbp-0x30]
        jae      SHORT G_M42440_IG37
        mov      rcx, bword ptr [rbp-0x38]
        mov      byte  ptr [rcx+rax], r13b
 						;; size=26 bbWeight=2 PerfScore 15.50
 G_M42440_IG29:
        inc      r14d
        cmp      r14d, r15d
        jl       G_M42440_IG08
 						;; size=12 bbWeight=4 PerfScore 6.00
 G_M42440_IG30:
        lea      rdi, [rbp-0x58]
        mov      rax, 0xD1FFAB1E      ; code for System.Web.Util.HttpEncoder+UrlDecoder:GetString():System.String:this
        call     [rax]System.Web.Util.HttpEncoder+UrlDecoder:GetString():System.String:this
        cmp      qword ptr [rbp-0x70], 0xD1FFAB1E
        je       SHORT G_M42440_IG31
        call     CORINFO_HELP_FAIL_FAST
 						;; size=31 bbWeight=0.50 PerfScore 3.88
 G_M42440_IG31:
        nop      
 						;; size=1 bbWeight=0.50 PerfScore 0.12
 G_M42440_IG32:
        lea      rsp, [rbp-0x28]
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0.50 PerfScore 2.25
 G_M42440_IG33:
        mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowArgumentOutOfRangeException()
        call     [rax]System.ThrowHelper:ThrowArgumentOutOfRangeException()
        int3     
 						;; size=13 bbWeight=0.50 PerfScore 1.75
 G_M42440_IG34:
        mov      rax, 0xD1FFAB1E      ; ''
        cmp      qword ptr [rbp-0x70], 0xD1FFAB1E
        je       SHORT G_M42440_IG35
        call     CORINFO_HELP_FAIL_FAST
 						;; size=25 bbWeight=0.50 PerfScore 2.12
 G_M42440_IG35:
        nop      
 						;; size=1 bbWeight=0.50 PerfScore 0.12
 G_M42440_IG36:
        lea      rsp, [rbp-0x28]
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0.50 PerfScore 2.25
 G_M42440_IG37:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 1034, prolog size 56, PerfScore 369.96, instruction count 268, allocated bytes for code 1034 (MethodHash=78b65a37) for method System.Web.Util.HttpEncoder:UrlDecode(System.ReadOnlySpan`1[char],System.Text.Encoding):System.String (FullOpts)
+; Total bytes of code 977, prolog size 56, PerfScore 391.46, instruction count 263, allocated bytes for code 977 (MethodHash=78b65a37) for method System.Web.Util.HttpEncoder:UrlDecode(System.ReadOnlySpan`1[char],System.Text.Encoding):System.String (FullOpts)
 ; ============================================================

-23 (-18.85 % of base) - System.Diagnostics.W3CPropagator:TryDecodeEscapedByte(System.ReadOnlySpan`1[char],byref):bool

 ; Assembly listing for method System.Diagnostics.W3CPropagator:TryDecodeEscapedByte(System.ReadOnlySpan`1[char],byref):bool (FullOpts)
 ; Emitting BLENDED_CODE for generic X64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 6 single block inlinees; 6 inlinees without PGO data
+; 0 inlinees with PGO data; 6 single block inlinees; 4 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;* V00 arg0         [V00    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op single-def <System.ReadOnlySpan`1[char]>
 ;  V01 arg1         [V01,T00] (  4,  3   )   byref  ->  rdx         single-def
-;  V02 loc0         [V02,T05] (  3,  1.50)   ubyte  ->  rax         ld-addr-op
-;  V03 loc1         [V03,T06] (  3,  1.50)   ubyte  ->  rcx         ld-addr-op
+;  V02 loc0         [V02,T08] (  2,  1   )   ubyte  ->  rsi         ld-addr-op
+;  V03 loc1         [V03,T09] (  2,  1   )   ubyte  ->  rcx         ld-addr-op
 ;# V04 OutArgs      [V04    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;  V05 tmp1         [V05,T03] (  3,  3   )  ushort  ->  rax         "Inlining Arg"
-;  V06 tmp2         [V06,T07] (  3,  1.50)     int  ->  rcx         "Inline return value spill temp"
-;* V07 tmp3         [V07    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[byte]>
-;* V08 tmp4         [V08    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;* V09 tmp5         [V09    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;  V10 tmp6         [V10,T04] (  3,  3   )  ushort  ->  rcx         "Inlining Arg"
-;  V11 tmp7         [V11,T08] (  3,  1.50)     int  ->  rdi         "Inline return value spill temp"
-;* V12 tmp8         [V12    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[byte]>
-;* V13 tmp9         [V13    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;* V14 tmp10        [V14    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[byte]>
-;  V15 tmp11        [V15,T01] (  3,  2   )   byref  ->  rdi         single-def "field V00._reference (fldOffset=0x0)" P-INDEP
-;  V16 tmp12        [V16,T02] (  2,  2   )     int  ->  rsi         single-def "field V00._length (fldOffset=0x8)" P-INDEP
-;* V17 tmp13        [V17    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V07._reference (fldOffset=0x0)" P-INDEP
-;* V18 tmp14        [V18    ] (  0,  0   )     int  ->  zero-ref    "field V07._length (fldOffset=0x8)" P-INDEP
-;* V19 tmp15        [V19    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V08._reference (fldOffset=0x0)" P-INDEP
-;* V20 tmp16        [V20    ] (  0,  0   )     int  ->  zero-ref    "field V08._length (fldOffset=0x8)" P-INDEP
+;  V06 tmp2         [V06,T06] (  3,  1.50)     int  ->  rax         "Inline stloc first use temp"
+;* V07 tmp3         [V07    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[sbyte]>
+;* V08 tmp4         [V08    ] (  0,  0   )     int  ->  zero-ref    "Span.get_Item index"
+;* V09 tmp5         [V09    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[sbyte]>
+;  V10 tmp6         [V10,T10] (  2,  1   )     int  ->  rax         "Inline return value spill temp"
+;  V11 tmp7         [V11,T04] (  3,  3   )  ushort  ->  rax         "Inlining Arg"
+;  V12 tmp8         [V12,T07] (  3,  1.50)     int  ->  rax         "Inline stloc first use temp"
+;* V13 tmp9         [V13    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.ReadOnlySpan`1[sbyte]>
+;* V14 tmp10        [V14    ] (  0,  0   )     int  ->  zero-ref    "Span.get_Item index"
+;* V15 tmp11        [V15    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[sbyte]>
+;  V16 tmp12        [V16,T11] (  2,  1   )     int  ->  rax         "Inline return value spill temp"
+;  V17 tmp13        [V17,T01] (  3,  2   )   byref  ->  rdi         single-def "field V00._reference (fldOffset=0x0)" P-INDEP
+;  V18 tmp14        [V18,T02] (  2,  2   )     int  ->  rsi         single-def "field V00._length (fldOffset=0x8)" P-INDEP
+;* V19 tmp15        [V19    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V07._reference (fldOffset=0x0)" P-INDEP
+;* V20 tmp16        [V20    ] (  0,  0   )     int  ->  zero-ref    "field V07._length (fldOffset=0x8)" P-INDEP
 ;* V21 tmp17        [V21    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V09._reference (fldOffset=0x0)" P-INDEP
 ;* V22 tmp18        [V22    ] (  0,  0   )     int  ->  zero-ref    "field V09._length (fldOffset=0x8)" P-INDEP
-;* V23 tmp19        [V23    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V12._reference (fldOffset=0x0)" P-INDEP
-;* V24 tmp20        [V24    ] (  0,  0   )     int  ->  zero-ref    "field V12._length (fldOffset=0x8)" P-INDEP
-;* V25 tmp21        [V25    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V13._reference (fldOffset=0x0)" P-INDEP
-;* V26 tmp22        [V26    ] (  0,  0   )     int  ->  zero-ref    "field V13._length (fldOffset=0x8)" P-INDEP
-;* V27 tmp23        [V27    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V14._reference (fldOffset=0x0)" P-INDEP
-;* V28 tmp24        [V28    ] (  0,  0   )     int  ->  zero-ref    "field V14._length (fldOffset=0x8)" P-INDEP
+;* V23 tmp19        [V23    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V13._reference (fldOffset=0x0)" P-INDEP
+;* V24 tmp20        [V24    ] (  0,  0   )     int  ->  zero-ref    "field V13._length (fldOffset=0x8)" P-INDEP
+;* V25 tmp21        [V25    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V15._reference (fldOffset=0x0)" P-INDEP
+;* V26 tmp22        [V26    ] (  0,  0   )     int  ->  zero-ref    "field V15._length (fldOffset=0x8)" P-INDEP
+;  V27 cse0         [V27,T05] (  3,  1.50)   byref  ->  rcx         "CSE #01: moderate"
 ;
 ; Lcl frame size = 0
 
 G_M35940_IG01:
        push     rbp
        mov      rbp, rsp
 						;; size=4 bbWeight=1 PerfScore 1.25
 G_M35940_IG02:
        cmp      esi, 3
-       jl       SHORT G_M35940_IG09
+       jl       SHORT G_M35940_IG05
 						;; size=5 bbWeight=1 PerfScore 1.25
 G_M35940_IG03:
        movzx    rax, word  ptr [rdi+0x02]
-       cmp      eax, 256
-       jl       SHORT G_M35940_IG04
        mov      ecx, 255
-       jmp      SHORT G_M35940_IG05
-						;; size=18 bbWeight=0.50 PerfScore 2.75
-G_M35940_IG04:
-       mov      ecx, eax
-       mov      rax, 0xD1FFAB1E      ; static handle
-       movzx    rcx, byte  ptr [rax+rcx]
-						;; size=16 bbWeight=0.50 PerfScore 1.25
-G_M35940_IG05:
-       movzx    rax, cl
        cmp      eax, 255
-       je       SHORT G_M35940_IG09
-       movzx    rcx, word  ptr [rdi+0x04]
-       cmp      ecx, 256
-       jl       SHORT G_M35940_IG06
-       mov      edi, 255
-       jmp      SHORT G_M35940_IG07
-						;; size=29 bbWeight=0.50 PerfScore 3.50
-G_M35940_IG06:
-       mov      edi, ecx
+       cmovg    eax, ecx
        mov      rcx, 0xD1FFAB1E      ; static handle
-       movzx    rdi, byte  ptr [rcx+rdi]
-						;; size=17 bbWeight=0.50 PerfScore 1.25
-G_M35940_IG07:
-       movzx    rcx, dil
-       cmp      ecx, 255
-       je       SHORT G_M35940_IG09
-       shl      eax, 4
-       add      eax, ecx
-       mov      byte  ptr [rdx], al
+       movsx    rax, byte  ptr [rcx+rax]
+       movzx    rsi, al
+       test     eax, eax
+       jl       SHORT G_M35940_IG05
+       movzx    rax, word  ptr [rdi+0x04]
+       mov      edi, 255
+       cmp      eax, 255
+       cmovg    eax, edi
+       movsx    rax, byte  ptr [rcx+rax]
+       movzx    rcx, al
+       test     eax, eax
+       jl       SHORT G_M35940_IG05
+       shl      esi, 4
+       add      ecx, esi
+       mov      byte  ptr [rdx], cl
        mov      eax, 1
-						;; size=24 bbWeight=0.50 PerfScore 1.75
-G_M35940_IG08:
+						;; size=81 bbWeight=0.50 PerfScore 9.38
+G_M35940_IG04:
        pop      rbp
        ret      
 						;; size=2 bbWeight=0.50 PerfScore 0.75
-G_M35940_IG09:
+G_M35940_IG05:
        mov      byte  ptr [rdx], 0
        xor      eax, eax
 						;; size=5 bbWeight=0.50 PerfScore 0.62
-G_M35940_IG10:
+G_M35940_IG06:
        pop      rbp
        ret      
 						;; size=2 bbWeight=0.50 PerfScore 0.75
 
-; Total bytes of code 122, prolog size 4, PerfScore 15.12, instruction count 36, allocated bytes for code 122 (MethodHash=ea3d739b) for method System.Diagnostics.W3CPropagator:TryDecodeEscapedByte(System.ReadOnlySpan`1[char],byref):bool (FullOpts)
+; Total bytes of code 99, prolog size 4, PerfScore 14.00, instruction count 31, allocated bytes for code 99 (MethodHash=ea3d739b) for method System.Diagnostics.W3CPropagator:TryDecodeEscapedByte(System.ReadOnlySpan`1[char],byref):bool (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/440bd3a70d050651552695700d29fe60

[MihuBot]

@xtqqczze