[JitDiff X64] [EgorBo] JIT: Avoid boxing ArgumentNullException.ThrowIfNull arguments in Tier-0

[MihuBot]

Job completed in 15 minutes.
dotnet/runtime#104815

Diffs

Diffs

Found 269 files with textual diffs.

Summary of Code Size diffs:
(Lower is better)

Total bytes of base: 52987793
Total bytes of diff: 52982341
Total bytes of delta: -5452 (-0.01 % of base)
Total relative delta: -29.19
    diff is an improvement.
    relative diff is an improvement.


Top file regressions (bytes):
         118 : System.DirectoryServices.Protocols.dasm (0.06 % of base)
          69 : System.Security.Cryptography.ProtectedData.dasm (0.81 % of base)
          45 : System.Net.Security.dasm (0.01 % of base)
          37 : System.Net.Quic.dasm (0.02 % of base)

Top file improvements (bytes):
       -4699 : System.Collections.dasm (-0.41 % of base)
        -806 : System.ObjectModel.dasm (-0.81 % of base)
        -198 : System.Private.CoreLib.dasm (-0.00 % of base)
         -14 : System.ComponentModel.Composition.dasm (-0.00 % of base)
          -4 : System.Net.Http.dasm (-0.00 % of base)

9 total files with Code Size differences (5 improved, 4 regressed), 250 unchanged.

Top method regressions (bytes):
         118 (8.77 % of base) : System.DirectoryServices.Protocols.dasm - System.DirectoryServices.Protocols.SortRequestControl:GetValue():ubyte[]:this (Tier0-FullOpts)
          78 (8.07 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.PosixSignalRegistration:OnPosixSignal(int,int):int (FullOpts)
          69 (6.39 % of base) : System.Security.Cryptography.ProtectedData.dasm - System.Security.Cryptography.ProtectedData:ProtectOrUnprotect(ubyte[],ubyte[],int,ubyte):ubyte[] (Tier0-FullOpts)
          58 (2.99 % of base) : System.Private.CoreLib.dasm - System.DateTimeParse:TryParse(System.ReadOnlySpan`1[ushort],System.Globalization.DateTimeFormatInfo,int,byref):ubyte (Tier0-FullOpts)
          27 (1.14 % of base) : System.Net.Security.dasm - System.Net.Security.SslStream:VerifyRemoteCertificate(System.Net.Security.RemoteCertificateValidationCallback,System.Net.Security.SslCertificateTrust,byref,byref,byref):ubyte:this (Tier0-FullOpts)
          18 (2.72 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[System.Nullable`1[int],System.Nullable`1[int]]:Remove(System.Nullable`1[int]):ubyte:this (Instrumented Tier0)
          18 (0.41 % of base) : System.Net.Security.dasm - System.Net.Security.SslStream:SelectClientCertificate():System.Security.Cryptography.X509Certificates.X509Certificate2:this (Tier0-FullOpts)
          17 (1.77 % of base) : System.Net.Quic.dasm - System.Net.Quic.QuicConnection:NativeCallback(ulong,ulong,ulong):int (FullOpts)
          17 (1.77 % of base) : System.Net.Quic.dasm - System.Net.Quic.QuicListener:NativeCallback(ulong,ulong,ulong):int (FullOpts)
          17 (1.77 % of base) : System.Net.Quic.dasm - System.Net.Quic.QuicStream:NativeCallback(ulong,ulong,ulong):int (FullOpts)
          12 (5.13 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey,TValue>>.Contains(System.Collections.Generic.KeyValuePair`2[System.Nullable`1[int],System.Nullable`1[int]]):ubyte:this (Tier0)
          12 (4.46 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:System.Collections.Generic.IList<System.Collections.Generic.KeyValuePair<TKey,TValue>>.IndexOf(System.Collections.Generic.KeyValuePair`2[System.Nullable`1[int],System.Nullable`1[int]]):int:this (Tier0)
          12 (1.87 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[System.Nullable`1[int],System.Nullable`1[int]]:Contains(System.Nullable`1[int]):ubyte:this (Instrumented Tier0)
          10 (1.47 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[System.Nullable`1[int],System.Nullable`1[int]]:TryGetValue(System.Nullable`1[int],byref):ubyte:this (Instrumented Tier0)
           8 (5.03 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:Add(System.Nullable`1[int],System.Nullable`1[int]):this (Tier0)
           8 (4.97 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:ContainsKey(System.Nullable`1[int]):ubyte:this (Tier0)
           8 (4.97 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:Remove(System.Nullable`1[int]):ubyte:this (Tier0)
           8 (2.52 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[System.Nullable`1[int],System.Nullable`1[int]]:Add(System.Nullable`1[int],System.Nullable`1[int]):this (Tier0)
           8 (4.35 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2+KeyList[System.Nullable`1[int],System.Nullable`1[int]]:IndexOf(System.Nullable`1[int]):int:this (Tier0)
           6 (5.04 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:Add(System.Nullable`1[int],System.Nullable`1[int]):this (Tier0)
           6 (5.31 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:IndexOf(System.Nullable`1[int]):int:this (Tier0)
           6 (4.17 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:Insert(int,System.Nullable`1[int],System.Nullable`1[int]):this (Tier0)
           6 (3.05 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:Remove(System.Nullable`1[int],byref):ubyte:this (Tier0)
           6 (5.04 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:set_Item(System.Nullable`1[int],System.Nullable`1[int]):this (Tier0)
           6 (5.17 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:TryAdd(System.Nullable`1[int],System.Nullable`1[int]):ubyte:this (Tier0)
           6 (3.37 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:TryGetValue(System.Nullable`1[int],byref):ubyte:this (Tier0)
           6 (4.20 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[System.Nullable`1[int],System.Nullable`1[int]]:IndexOfKey(System.Nullable`1[int]):int:this (Tier0)
           6 (3.53 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshal:SizeOf[System.Nullable`1[int]](System.Nullable`1[int]):int (Tier0)
           1 (0.22 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:SetAt(int,System.Nullable`1[int],System.Nullable`1[int]):this (Tier0)
           1 (0.20 % of base) : System.Private.CoreLib.dasm - System.Reflection.CerHashtable`2[System.__Canon,System.__Canon]:Rehash(int):this (Tier1-OSR)

Top method improvements (bytes):
         -59 (-45.38 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)
         -59 (-47.20 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double):int:this (Tier0)
         -59 (-38.06 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Insert(int,double,System.Nullable`1[int]):this (Tier0)
         -59 (-28.23 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Remove(double,byref):ubyte:this (Tier0)
         -59 (-45.38 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:set_Item(double,System.Nullable`1[int]):this (Tier0)
         -59 (-12.22 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:SetAt(int,double,System.Nullable`1[int]):this (Tier0)
         -59 (-46.46 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryAdd(double,System.Nullable`1[int]):ubyte:this (Tier0)
         -59 (-31.05 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this (Tier0)
         -59 (-34.30 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)
         -59 (-33.91 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:ContainsKey(double):ubyte:this (Tier0)
         -59 (-33.91 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:Remove(double):ubyte:this (Tier0)
         -59 (-21.15 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this (Tier0)
         -59 (-17.25 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)
         -59 (-38.06 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[double,System.Nullable`1[int]]:IndexOfKey(double):int:this (Tier0)
         -59 (-30.10 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2+KeyList[double,System.Nullable`1[int]]:IndexOf(double):int:this (Tier0)
         -59 (-9.10 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[double,System.Nullable`1[int]]:Contains(double):ubyte:this (Instrumented Tier0)
         -59 (-8.73 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[double,System.Nullable`1[int]]:Remove(double):ubyte:this (Instrumented Tier0)
         -59 (-8.75 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this (Instrumented Tier0)
         -59 (-55.14 % of base) : System.Private.CoreLib.dasm - System.Numerics.TotalOrderIeee754Comparer`1[double]:GetHashCode(double):int:this (Tier0)
         -59 (-30.10 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshal:SizeOf[double](double):int (Tier0)
         -57 (-44.88 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:Add(long,System.Nullable`1[int]):this (Tier0)
         -57 (-47.11 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:IndexOf(long):int:this (Tier0)
         -57 (-37.50 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:Insert(int,long,System.Nullable`1[int]):this (Tier0)
         -57 (-27.80 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:Remove(long,byref):ubyte:this (Tier0)
         -57 (-44.88 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:set_Item(long,System.Nullable`1[int]):this (Tier0)
         -57 (-12.08 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:SetAt(int,long,System.Nullable`1[int]):this (Tier0)
         -57 (-45.97 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:TryAdd(long,System.Nullable`1[int]):ubyte:this (Tier0)
         -57 (-30.65 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:TryGetValue(long,byref):ubyte:this (Tier0)
         -57 (-34.13 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[long,System.Nullable`1[int]]:Add(long,System.Nullable`1[int]):this (Tier0)
         -57 (-33.73 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[long,System.Nullable`1[int]]:ContainsKey(long):ubyte:this (Tier0)
         -57 (-33.73 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[long,System.Nullable`1[int]]:Remove(long):ubyte:this (Tier0)
         -57 (-20.88 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[long,System.Nullable`1[int]]:TryGetValue(long,byref):ubyte:this (Tier0)
         -57 (-17.07 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[long,System.Nullable`1[int]]:Add(long,System.Nullable`1[int]):this (Tier0)
         -57 (-37.75 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[long,System.Nullable`1[int]]:IndexOfKey(long):int:this (Tier0)
         -57 (-29.69 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2+KeyList[long,System.Nullable`1[int]]:IndexOf(long):int:this (Tier0)
         -57 (-8.89 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[long,System.Nullable`1[int]]:Contains(long):ubyte:this (Instrumented Tier0)
         -57 (-8.52 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[long,System.Nullable`1[int]]:Remove(long):ubyte:this (Instrumented Tier0)
         -57 (-8.55 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[long,System.Nullable`1[int]]:TryGetValue(long,byref):ubyte:this (Instrumented Tier0)
         -57 (-29.23 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshal:SizeOf[long](long):int (Tier0)
         -56 (-43.75 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:Add(short,System.Nullable`1[int]):this (Tier0)
         -56 (-45.90 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:IndexOf(short):int:this (Tier0)
         -56 (-36.60 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:Insert(int,short,System.Nullable`1[int]):this (Tier0)
         -56 (-27.18 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:Remove(short,byref):ubyte:this (Tier0)
         -56 (-43.75 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:set_Item(short,System.Nullable`1[int]):this (Tier0)
         -56 (-11.59 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:SetAt(int,short,System.Nullable`1[int]):this (Tier0)
         -56 (-44.80 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:TryAdd(short,System.Nullable`1[int]):ubyte:this (Tier0)
         -56 (-29.95 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:TryGetValue(short,byref):ubyte:this (Tier0)
         -56 (-33.53 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[short,System.Nullable`1[int]]:Add(short,System.Nullable`1[int]):this (Tier0)
         -56 (-33.14 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[short,System.Nullable`1[int]]:ContainsKey(short):ubyte:this (Tier0)
         -56 (-33.14 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[short,System.Nullable`1[int]]:Remove(short):ubyte:this (Tier0)
         -56 (-20.29 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[short,System.Nullable`1[int]]:TryGetValue(short,byref):ubyte:this (Tier0)
         -56 (-16.62 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[short,System.Nullable`1[int]]:Add(short,System.Nullable`1[int]):this (Tier0)
         -56 (-36.84 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[short,System.Nullable`1[int]]:IndexOfKey(short):int:this (Tier0)
         -56 (-29.02 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2+KeyList[short,System.Nullable`1[int]]:IndexOf(short):int:this (Tier0)
         -56 (-8.71 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[short,System.Nullable`1[int]]:Contains(short):ubyte:this (Instrumented Tier0)
         -56 (-8.35 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[short,System.Nullable`1[int]]:Remove(short):ubyte:this (Instrumented Tier0)
         -56 (-8.60 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[short,System.Nullable`1[int]]:TryGetValue(short,byref):ubyte:this (Instrumented Tier0)
         -56 (-29.17 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshal:SizeOf[short](short):int (Tier0)
         -55 (-44.72 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:Add(int,System.Nullable`1[int]):this (Tier0)
         -55 (-47.01 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:IndexOf(int):int:this (Tier0)
         -55 (-37.16 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:Insert(int,int,System.Nullable`1[int]):this (Tier0)
         -55 (-27.36 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:Remove(int,byref):ubyte:this (Tier0)
         -55 (-44.72 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:set_Item(int,System.Nullable`1[int]):this (Tier0)
         -55 (-11.93 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:SetAt(int,int,System.Nullable`1[int]):this (Tier0)
         -55 (-45.83 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:TryAdd(int,System.Nullable`1[int]):ubyte:this (Tier0)
         -55 (-30.22 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:TryGetValue(int,byref):ubyte:this (Tier0)
         -55 (-43.65 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:Add(ubyte,System.Nullable`1[int]):this (Tier0)
         -55 (-45.45 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:IndexOf(ubyte):int:this (Tier0)
         -55 (-36.42 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:Insert(int,ubyte,System.Nullable`1[int]):this (Tier0)
         -55 (-26.83 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:Remove(ubyte,byref):ubyte:this (Tier0)
         -55 (-43.65 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:set_Item(ubyte,System.Nullable`1[int]):this (Tier0)
         -55 (-11.48 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:SetAt(int,ubyte,System.Nullable`1[int]):this (Tier0)
         -55 (-44.72 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:TryAdd(ubyte,System.Nullable`1[int]):ubyte:this (Tier0)
         -55 (-29.57 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:TryGetValue(ubyte,byref):ubyte:this (Tier0)
         -55 (-33.95 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[int,System.Nullable`1[int]]:Add(int,System.Nullable`1[int]):this (Tier0)
         -55 (-33.54 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[int,System.Nullable`1[int]]:ContainsKey(int):ubyte:this (Tier0)
         -55 (-33.54 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[int,System.Nullable`1[int]]:Remove(int):ubyte:this (Tier0)
         -55 (-20.30 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[int,System.Nullable`1[int]]:TryGetValue(int,byref):ubyte:this (Tier0)
         -55 (-33.13 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[ubyte,System.Nullable`1[int]]:Add(ubyte,System.Nullable`1[int]):this (Tier0)
         -55 (-32.74 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[ubyte,System.Nullable`1[int]]:ContainsKey(ubyte):ubyte:this (Tier0)
         -55 (-32.74 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[ubyte,System.Nullable`1[int]]:Remove(ubyte):ubyte:this (Tier0)
         -55 (-20.00 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[ubyte,System.Nullable`1[int]]:TryGetValue(ubyte,byref):ubyte:this (Tier0)
         -55 (-16.82 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[int,System.Nullable`1[int]]:Add(int,System.Nullable`1[int]):this (Tier0)
         -55 (-37.41 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[int,System.Nullable`1[int]]:IndexOfKey(int):int:this (Tier0)
         -55 (-16.52 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[ubyte,System.Nullable`1[int]]:Add(ubyte,System.Nullable`1[int]):this (Tier0)
         -55 (-36.67 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[ubyte,System.Nullable`1[int]]:IndexOfKey(ubyte):int:this (Tier0)
         -55 (-29.26 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2+KeyList[int,System.Nullable`1[int]]:IndexOf(int):int:this (Tier0)
         -55 (-28.80 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2+KeyList[ubyte,System.Nullable`1[int]]:IndexOf(ubyte):int:this (Tier0)
         -55 (-8.68 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[int,System.Nullable`1[int]]:Contains(int):ubyte:this (Instrumented Tier0)
         -55 (-8.31 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[int,System.Nullable`1[int]]:Remove(int):ubyte:this (Instrumented Tier0)
         -55 (-8.57 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[int,System.Nullable`1[int]]:TryGetValue(int,byref):ubyte:this (Instrumented Tier0)
         -55 (-8.58 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[ubyte,System.Nullable`1[int]]:Contains(ubyte):ubyte:this (Instrumented Tier0)
         -55 (-8.22 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[ubyte,System.Nullable`1[int]]:Remove(ubyte):ubyte:this (Instrumented Tier0)
         -55 (-8.46 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[ubyte,System.Nullable`1[int]]:TryGetValue(ubyte,byref):ubyte:this (Instrumented Tier0)
         -55 (-28.95 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshal:SizeOf[int](int):int (Tier0)
         -55 (-28.95 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshal:SizeOf[ubyte](ubyte):int (Tier0)
         -54 (-22.69 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey,TValue>>.Contains(System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]):ubyte:this (Tier0)
         -54 (-19.78 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:System.Collections.Generic.IList<System.Collections.Generic.KeyValuePair<TKey,TValue>>.IndexOf(System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]):int:this (Tier0)
         -53 (-22.65 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey,TValue>>.Contains(System.Collections.Generic.KeyValuePair`2[long,System.Nullable`1[int]]):ubyte:this (Tier0)
         -53 (-19.70 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:System.Collections.Generic.IList<System.Collections.Generic.KeyValuePair<TKey,TValue>>.IndexOf(System.Collections.Generic.KeyValuePair`2[long,System.Nullable`1[int]]):int:this (Tier0)

Top method regressions (percentages):
         118 (8.77 % of base) : System.DirectoryServices.Protocols.dasm - System.DirectoryServices.Protocols.SortRequestControl:GetValue():ubyte[]:this (Tier0-FullOpts)
          78 (8.07 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.PosixSignalRegistration:OnPosixSignal(int,int):int (FullOpts)
          69 (6.39 % of base) : System.Security.Cryptography.ProtectedData.dasm - System.Security.Cryptography.ProtectedData:ProtectOrUnprotect(ubyte[],ubyte[],int,ubyte):ubyte[] (Tier0-FullOpts)
           6 (5.31 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:IndexOf(System.Nullable`1[int]):int:this (Tier0)
           6 (5.17 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:TryAdd(System.Nullable`1[int],System.Nullable`1[int]):ubyte:this (Tier0)
          12 (5.13 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey,TValue>>.Contains(System.Collections.Generic.KeyValuePair`2[System.Nullable`1[int],System.Nullable`1[int]]):ubyte:this (Tier0)
           6 (5.04 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:Add(System.Nullable`1[int],System.Nullable`1[int]):this (Tier0)
           6 (5.04 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:set_Item(System.Nullable`1[int],System.Nullable`1[int]):this (Tier0)
           8 (5.03 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:Add(System.Nullable`1[int],System.Nullable`1[int]):this (Tier0)
           8 (4.97 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:ContainsKey(System.Nullable`1[int]):ubyte:this (Tier0)
           8 (4.97 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:Remove(System.Nullable`1[int]):ubyte:this (Tier0)
          12 (4.46 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:System.Collections.Generic.IList<System.Collections.Generic.KeyValuePair<TKey,TValue>>.IndexOf(System.Collections.Generic.KeyValuePair`2[System.Nullable`1[int],System.Nullable`1[int]]):int:this (Tier0)
           8 (4.35 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2+KeyList[System.Nullable`1[int],System.Nullable`1[int]]:IndexOf(System.Nullable`1[int]):int:this (Tier0)
           6 (4.20 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[System.Nullable`1[int],System.Nullable`1[int]]:IndexOfKey(System.Nullable`1[int]):int:this (Tier0)
           6 (4.17 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:Insert(int,System.Nullable`1[int],System.Nullable`1[int]):this (Tier0)
           6 (3.53 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshal:SizeOf[System.Nullable`1[int]](System.Nullable`1[int]):int (Tier0)
           6 (3.37 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:TryGetValue(System.Nullable`1[int],byref):ubyte:this (Tier0)
           6 (3.05 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:Remove(System.Nullable`1[int],byref):ubyte:this (Tier0)
          58 (2.99 % of base) : System.Private.CoreLib.dasm - System.DateTimeParse:TryParse(System.ReadOnlySpan`1[ushort],System.Globalization.DateTimeFormatInfo,int,byref):ubyte (Tier0-FullOpts)
          18 (2.72 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[System.Nullable`1[int],System.Nullable`1[int]]:Remove(System.Nullable`1[int]):ubyte:this (Instrumented Tier0)
           8 (2.52 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[System.Nullable`1[int],System.Nullable`1[int]]:Add(System.Nullable`1[int],System.Nullable`1[int]):this (Tier0)
          12 (1.87 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[System.Nullable`1[int],System.Nullable`1[int]]:Contains(System.Nullable`1[int]):ubyte:this (Instrumented Tier0)
          17 (1.77 % of base) : System.Net.Quic.dasm - System.Net.Quic.QuicConnection:NativeCallback(ulong,ulong,ulong):int (FullOpts)
          17 (1.77 % of base) : System.Net.Quic.dasm - System.Net.Quic.QuicListener:NativeCallback(ulong,ulong,ulong):int (FullOpts)
          17 (1.77 % of base) : System.Net.Quic.dasm - System.Net.Quic.QuicStream:NativeCallback(ulong,ulong,ulong):int (FullOpts)
          10 (1.47 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[System.Nullable`1[int],System.Nullable`1[int]]:TryGetValue(System.Nullable`1[int],byref):ubyte:this (Instrumented Tier0)
          27 (1.14 % of base) : System.Net.Security.dasm - System.Net.Security.SslStream:VerifyRemoteCertificate(System.Net.Security.RemoteCertificateValidationCallback,System.Net.Security.SslCertificateTrust,byref,byref,byref):ubyte:this (Tier0-FullOpts)
          18 (0.41 % of base) : System.Net.Security.dasm - System.Net.Security.SslStream:SelectClientCertificate():System.Security.Cryptography.X509Certificates.X509Certificate2:this (Tier0-FullOpts)
           1 (0.22 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:SetAt(int,System.Nullable`1[int],System.Nullable`1[int]):this (Tier0)
           1 (0.20 % of base) : System.Private.CoreLib.dasm - System.Reflection.CerHashtable`2[System.__Canon,System.__Canon]:Rehash(int):this (Tier1-OSR)

Top method improvements (percentages):
         -59 (-55.14 % of base) : System.Private.CoreLib.dasm - System.Numerics.TotalOrderIeee754Comparer`1[double]:GetHashCode(double):int:this (Tier0)
         -59 (-47.20 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double):int:this (Tier0)
         -57 (-47.11 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:IndexOf(long):int:this (Tier0)
         -55 (-47.01 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:IndexOf(int):int:this (Tier0)
         -59 (-46.46 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryAdd(double,System.Nullable`1[int]):ubyte:this (Tier0)
         -57 (-45.97 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:TryAdd(long,System.Nullable`1[int]):ubyte:this (Tier0)
         -56 (-45.90 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:IndexOf(short):int:this (Tier0)
         -55 (-45.83 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:TryAdd(int,System.Nullable`1[int]):ubyte:this (Tier0)
         -55 (-45.45 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:IndexOf(ubyte):int:this (Tier0)
         -59 (-45.38 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)
         -59 (-45.38 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:set_Item(double,System.Nullable`1[int]):this (Tier0)
         -57 (-44.88 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:Add(long,System.Nullable`1[int]):this (Tier0)
         -57 (-44.88 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:set_Item(long,System.Nullable`1[int]):this (Tier0)
         -56 (-44.80 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:TryAdd(short,System.Nullable`1[int]):ubyte:this (Tier0)
         -55 (-44.72 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:Add(int,System.Nullable`1[int]):this (Tier0)
         -55 (-44.72 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:set_Item(int,System.Nullable`1[int]):this (Tier0)
         -55 (-44.72 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:TryAdd(ubyte,System.Nullable`1[int]):ubyte:this (Tier0)
         -56 (-43.75 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:Add(short,System.Nullable`1[int]):this (Tier0)
         -56 (-43.75 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:set_Item(short,System.Nullable`1[int]):this (Tier0)
         -55 (-43.65 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:Add(ubyte,System.Nullable`1[int]):this (Tier0)
         -55 (-43.65 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:set_Item(ubyte,System.Nullable`1[int]):this (Tier0)
         -59 (-38.06 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Insert(int,double,System.Nullable`1[int]):this (Tier0)
         -59 (-38.06 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[double,System.Nullable`1[int]]:IndexOfKey(double):int:this (Tier0)
         -57 (-37.75 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[long,System.Nullable`1[int]]:IndexOfKey(long):int:this (Tier0)
         -57 (-37.50 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:Insert(int,long,System.Nullable`1[int]):this (Tier0)
         -55 (-37.41 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[int,System.Nullable`1[int]]:IndexOfKey(int):int:this (Tier0)
         -55 (-37.16 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:Insert(int,int,System.Nullable`1[int]):this (Tier0)
         -56 (-36.84 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[short,System.Nullable`1[int]]:IndexOfKey(short):int:this (Tier0)
         -55 (-36.67 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[ubyte,System.Nullable`1[int]]:IndexOfKey(ubyte):int:this (Tier0)
         -56 (-36.60 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:Insert(int,short,System.Nullable`1[int]):this (Tier0)
         -55 (-36.42 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:Insert(int,ubyte,System.Nullable`1[int]):this (Tier0)
         -59 (-34.30 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)
         -57 (-34.13 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[long,System.Nullable`1[int]]:Add(long,System.Nullable`1[int]):this (Tier0)
         -55 (-33.95 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[int,System.Nullable`1[int]]:Add(int,System.Nullable`1[int]):this (Tier0)
         -59 (-33.91 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:ContainsKey(double):ubyte:this (Tier0)
         -59 (-33.91 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:Remove(double):ubyte:this (Tier0)
         -57 (-33.73 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[long,System.Nullable`1[int]]:ContainsKey(long):ubyte:this (Tier0)
         -57 (-33.73 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[long,System.Nullable`1[int]]:Remove(long):ubyte:this (Tier0)
         -55 (-33.54 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[int,System.Nullable`1[int]]:ContainsKey(int):ubyte:this (Tier0)
         -55 (-33.54 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[int,System.Nullable`1[int]]:Remove(int):ubyte:this (Tier0)
         -56 (-33.53 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[short,System.Nullable`1[int]]:Add(short,System.Nullable`1[int]):this (Tier0)
         -56 (-33.14 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[short,System.Nullable`1[int]]:ContainsKey(short):ubyte:this (Tier0)
         -56 (-33.14 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[short,System.Nullable`1[int]]:Remove(short):ubyte:this (Tier0)
         -55 (-33.13 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[ubyte,System.Nullable`1[int]]:Add(ubyte,System.Nullable`1[int]):this (Tier0)
         -55 (-32.74 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[ubyte,System.Nullable`1[int]]:ContainsKey(ubyte):ubyte:this (Tier0)
         -55 (-32.74 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[ubyte,System.Nullable`1[int]]:Remove(ubyte):ubyte:this (Tier0)
         -59 (-31.05 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this (Tier0)
         -57 (-30.65 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:TryGetValue(long,byref):ubyte:this (Tier0)
         -55 (-30.22 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:TryGetValue(int,byref):ubyte:this (Tier0)
         -59 (-30.10 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2+KeyList[double,System.Nullable`1[int]]:IndexOf(double):int:this (Tier0)
         -59 (-30.10 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshal:SizeOf[double](double):int (Tier0)
         -56 (-29.95 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:TryGetValue(short,byref):ubyte:this (Tier0)
         -57 (-29.69 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2+KeyList[long,System.Nullable`1[int]]:IndexOf(long):int:this (Tier0)
         -55 (-29.57 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:TryGetValue(ubyte,byref):ubyte:this (Tier0)
         -55 (-29.26 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2+KeyList[int,System.Nullable`1[int]]:IndexOf(int):int:this (Tier0)
         -57 (-29.23 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshal:SizeOf[long](long):int (Tier0)
         -56 (-29.17 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshal:SizeOf[short](short):int (Tier0)
         -56 (-29.02 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2+KeyList[short,System.Nullable`1[int]]:IndexOf(short):int:this (Tier0)
         -55 (-28.95 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshal:SizeOf[int](int):int (Tier0)
         -55 (-28.95 % of base) : System.Private.CoreLib.dasm - System.Runtime.InteropServices.Marshal:SizeOf[ubyte](ubyte):int (Tier0)
         -55 (-28.80 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2+KeyList[ubyte,System.Nullable`1[int]]:IndexOf(ubyte):int:this (Tier0)
         -59 (-28.23 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Remove(double,byref):ubyte:this (Tier0)
         -57 (-27.80 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:Remove(long,byref):ubyte:this (Tier0)
         -55 (-27.36 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:Remove(int,byref):ubyte:this (Tier0)
         -56 (-27.18 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:Remove(short,byref):ubyte:this (Tier0)
         -55 (-26.83 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:Remove(ubyte,byref):ubyte:this (Tier0)
         -53 (-22.94 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey,TValue>>.Contains(System.Collections.Generic.KeyValuePair`2[short,System.Nullable`1[int]]):ubyte:this (Tier0)
         -54 (-22.69 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey,TValue>>.Contains(System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]):ubyte:this (Tier0)
         -53 (-22.65 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey,TValue>>.Contains(System.Collections.Generic.KeyValuePair`2[long,System.Nullable`1[int]]):ubyte:this (Tier0)
         -52 (-22.61 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey,TValue>>.Contains(System.Collections.Generic.KeyValuePair`2[int,System.Nullable`1[int]]):ubyte:this (Tier0)
         -52 (-22.61 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey,TValue>>.Contains(System.Collections.Generic.KeyValuePair`2[ubyte,System.Nullable`1[int]]):ubyte:this (Tier0)
         -59 (-21.15 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this (Tier0)
         -57 (-20.88 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[long,System.Nullable`1[int]]:TryGetValue(long,byref):ubyte:this (Tier0)
         -55 (-20.30 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[int,System.Nullable`1[int]]:TryGetValue(int,byref):ubyte:this (Tier0)
         -56 (-20.29 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[short,System.Nullable`1[int]]:TryGetValue(short,byref):ubyte:this (Tier0)
         -55 (-20.00 % of base) : System.Collections.dasm - System.Collections.Generic.SortedDictionary`2[ubyte,System.Nullable`1[int]]:TryGetValue(ubyte,byref):ubyte:this (Tier0)
         -53 (-19.92 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:System.Collections.Generic.IList<System.Collections.Generic.KeyValuePair<TKey,TValue>>.IndexOf(System.Collections.Generic.KeyValuePair`2[short,System.Nullable`1[int]]):int:this (Tier0)
         -54 (-19.78 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:System.Collections.Generic.IList<System.Collections.Generic.KeyValuePair<TKey,TValue>>.IndexOf(System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]):int:this (Tier0)
         -53 (-19.70 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:System.Collections.Generic.IList<System.Collections.Generic.KeyValuePair<TKey,TValue>>.IndexOf(System.Collections.Generic.KeyValuePair`2[long,System.Nullable`1[int]]):int:this (Tier0)
         -52 (-19.62 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:System.Collections.Generic.IList<System.Collections.Generic.KeyValuePair<TKey,TValue>>.IndexOf(System.Collections.Generic.KeyValuePair`2[int,System.Nullable`1[int]]):int:this (Tier0)
         -52 (-19.62 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:System.Collections.Generic.IList<System.Collections.Generic.KeyValuePair<TKey,TValue>>.IndexOf(System.Collections.Generic.KeyValuePair`2[ubyte,System.Nullable`1[int]]):int:this (Tier0)
         -59 (-17.25 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)
         -57 (-17.07 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[long,System.Nullable`1[int]]:Add(long,System.Nullable`1[int]):this (Tier0)
         -55 (-16.82 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[int,System.Nullable`1[int]]:Add(int,System.Nullable`1[int]):this (Tier0)
         -56 (-16.62 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[short,System.Nullable`1[int]]:Add(short,System.Nullable`1[int]):this (Tier0)
         -55 (-16.52 % of base) : System.Collections.dasm - System.Collections.Generic.SortedList`2[ubyte,System.Nullable`1[int]]:Add(ubyte,System.Nullable`1[int]):this (Tier0)
         -59 (-12.22 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:SetAt(int,double,System.Nullable`1[int]):this (Tier0)
         -57 (-12.08 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:SetAt(int,long,System.Nullable`1[int]):this (Tier0)
         -55 (-11.93 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[int,System.Nullable`1[int]]:SetAt(int,int,System.Nullable`1[int]):this (Tier0)
         -56 (-11.59 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[short,System.Nullable`1[int]]:SetAt(int,short,System.Nullable`1[int]):this (Tier0)
         -55 (-11.48 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[ubyte,System.Nullable`1[int]]:SetAt(int,ubyte,System.Nullable`1[int]):this (Tier0)
         -26 (-10.66 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:System.Collections.Generic.ICollection<System.Collections.Generic.KeyValuePair<TKey,TValue>>.Contains(System.Collections.Generic.KeyValuePair`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]):ubyte:this (Tier0)
         -26 (-9.32 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:System.Collections.Generic.IList<System.Collections.Generic.KeyValuePair<TKey,TValue>>.IndexOf(System.Collections.Generic.KeyValuePair`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]):int:this (Tier0)
         -59 (-9.10 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[double,System.Nullable`1[int]]:Contains(double):ubyte:this (Instrumented Tier0)
         -57 (-8.89 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[long,System.Nullable`1[int]]:Contains(long):ubyte:this (Instrumented Tier0)
         -59 (-8.75 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this (Instrumented Tier0)
         -59 (-8.73 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[double,System.Nullable`1[int]]:Remove(double):ubyte:this (Instrumented Tier0)
         -56 (-8.71 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[short,System.Nullable`1[int]]:Contains(short):ubyte:this (Instrumented Tier0)
         -55 (-8.68 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[int,System.Nullable`1[int]]:Contains(int):ubyte:this (Instrumented Tier0)
         -56 (-8.60 % of base) : System.ObjectModel.dasm - System.Collections.ObjectModel.KeyedCollection`2[short,System.Nullable`1[int]]:TryGetValue(short,byref):ubyte:this (Instrumented Tier0)

142 total methods with Code Size differences (112 improved, 30 regressed), 255979 unchanged.

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

Artifacts:

• build-artifacts-main.zip (652 MB)
• build-clr-checked-main.zip (87 MB)
• build-artifacts-pr.zip (653 MB)
• build-clr-checked-pr.zip (87 MB)
• diff-frameworks.txt (50 KB)
• jit-diffs-frameworks.zip (204 MB)

[MihuBot]

Top method regressions

118 (8.77 % of base) - System.DirectoryServices.Protocols.SortRequestControl:GetValue():ubyte[]:this

 ; Assembly listing for method System.DirectoryServices.Protocols.SortRequestControl:GetValue():ubyte[]:this (Tier0-FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier-0 switched to FullOpts code
 ; optimized code
 ; optimized using Synthesized PGO
 ; rbp based frame
 ; fully interruptible
 ; with Synthesized PGO: fgCalledCount is 100
 ; No PGO data
-; 0 inlinees with PGO data; 21 single block inlinees; 7 inlinees without PGO data
+; 0 inlinees with PGO data; 24 single block inlinees; 15 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T11] ( 10, 23.46)     ref  ->  [rbp-0xB0]  this class-hnd EH-live single-def <System.DirectoryServices.Protocols.SortRequestControl>
 ;  V01 loc0         [V01,T10] (  6, 29.81)     ref  ->  [rbp-0xB8]  class-hnd exact spill-single-def <System.DirectoryServices.Protocols.SortKeyInterop[]>
 ;  V02 loc1         [V02    ] (  5,  4.00)    long  ->  [rbp-0x30]  do-not-enreg[X] must-init addr-exposed ld-addr-op
 ;  V03 loc2         [V03,T21] (  2,  9.91)     int  ->  r14         single-def
 ;  V04 loc3         [V04,T18] (  6, 16.11)     int  ->  [rbp-0x34]  EH-live spill-single-def
 ;  V05 loc4         [V05,T22] (  6,  8.10)    long  ->  [rbp-0x40]  EH-live spill-single-def
-;* V06 loc5         [V06,T33] (  0,  0   )     int  ->  zero-ref   
+;* V06 loc5         [V06,T36] (  0,  0   )     int  ->  zero-ref   
 ;  V07 loc6         [V07,T20] (  3, 10.91)    long  ->  r12         single-def
 ;* V08 loc7         [V08    ] (  0,  0   )    long  ->  zero-ref   
 ;  V09 loc8         [V09,T26] (  3,  2.89)     int  ->  rcx        
 ;  V10 loc9         [V10,T30] (  2,  2   )   ubyte  ->  r15         single-def
 ;  V11 loc10        [V11,T28] (  6,  2.52)     int  ->  r14         single-def
 ;* V12 loc11        [V12    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact single-def <System.DirectoryServices.Protocols.LdapControl>
-;  V13 loc12        [V13,T32] (  4,  1.46)     ref  ->  r14         class-hnd exact single-def <System.DirectoryServices.Protocols.BerVal>
-;  V14 loc13        [V14,T38] (  2,  0   )     ref  ->  r15         class-hnd exact single-def <System.String>
+;  V13 loc12        [V13,T33] (  4,  1.46)     ref  ->  r14         class-hnd exact single-def <System.DirectoryServices.Protocols.BerVal>
+;  V14 loc13        [V14,T47] (  2,  0   )     ref  ->  r15         class-hnd exact single-def <System.String>
 ;  V15 loc14        [V15,T12] (  5, 19.24)     int  ->  rbx        
 ;  V16 loc15        [V16,T17] (  5, 16.17)    long  ->  r15        
 ;  V17 loc16        [V17,T19] (  6, 11.76)    long  ->  rax        
 ;# V18 OutArgs      [V18    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V19 tmp1         [V19    ] (  5, 90.00)  struct (24) [rbp-0x58]  do-not-enreg[XS] must-init addr-exposed ld-addr-op "NewObj constructor temp" <System.DirectoryServices.Protocols.SortKeyInterop>
 ;  V20 tmp2         [V20,T24] (  4,  3.84)     ref  ->  r15         class-hnd exact single-def "NewObj constructor temp" <System.DirectoryServices.Protocols.LdapControl>
-;  V21 tmp3         [V21,T36] (  3,  0   )     ref  ->  r15         class-hnd exact single-def "NewObj constructor temp" <System.DirectoryServices.Protocols.LdapException>
-;  V22 tmp4         [V22,T37] (  3,  0   )     ref  ->  r13         class-hnd exact single-def "NewObj constructor temp" <System.DirectoryServices.Protocols.LdapException>
+;  V21 tmp3         [V21,T45] (  3,  0   )     ref  ->  r15         class-hnd exact single-def "NewObj constructor temp" <System.DirectoryServices.Protocols.LdapException>
+;  V22 tmp4         [V22,T46] (  3,  0   )     ref  ->  r13         class-hnd exact single-def "NewObj constructor temp" <System.DirectoryServices.Protocols.LdapException>
 ;* V23 tmp5         [V23    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
 ;  V24 tmp6         [V24,T07] (  3, 44.19)    long  ->  rdi         "Inlining Arg"
 ;  V25 tmp7         [V25,T13] (  3, 17.82)    long  ->  rdi        
 ;  V26 tmp8         [V26,T03] (  4, 71.28)    long  ->  rbx         "dup spill"
 ;* V27 tmp9         [V27    ] (  0,  0   )    long  ->  zero-ref   
 ;* V28 tmp10        [V28    ] (  0,  0   )  struct (24) zero-ref    "Inlining Arg" <System.DirectoryServices.Protocols.SortKeyInterop>
 ;  V29 tmp11        [V29,T00] (  5, 89.10)     ref  ->  [rbp-0xC0]  class-hnd exact spill-single-def "Single-def Box Helper" <System.DirectoryServices.Protocols.SortKeyInterop>
 ;* V30 tmp12        [V30    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.DirectoryServices.Protocols.ConnectionHandle>
 ;* V31 tmp13        [V31    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
 ;  V32 tmp14        [V32,T27] (  3,  2.88)    long  ->  rdi         "Inlining Arg"
 ;* V33 tmp15        [V33    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact single-def "Inline stloc first use temp" <System.DirectoryServices.Protocols.LdapControl>
-;* V34 tmp16        [V34    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V35 tmp17        [V35    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <ubyte[]>
-;* V36 tmp18        [V36    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
-;  V37 tmp19        [V37,T29] (  2,  2.08)    long  ->  rdi         "Inlining Arg"
-;* V38 tmp20        [V38    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
-;  V39 tmp21        [V39,T31] (  2,  1.92)     ref  ->  rax         single-def "Single return block return value"
-;  V40 FramesRoot   [V40,T08] (  6, 37.64)    long  ->  r15         "Pinvoke FrameListRoot"
-;  V41 PInvokeFrame [V41    ] (  8, 39.64)  struct (64) [rbp-0x98]  do-not-enreg[XS] addr-exposed "Pinvoke FrameVar"
-;  V42 tmp24        [V42    ] (  3, 45.00)     ref  ->  [rbp-0x58]  do-not-enreg[X] addr-exposed "field V19.<AttributeName>k__BackingField (fldOffset=0x0)" P-DEP
-;  V43 tmp25        [V43    ] (  3, 45.00)     ref  ->  [rbp-0x50]  do-not-enreg[X] addr-exposed "field V19.<MatchingRule>k__BackingField (fldOffset=0x8)" P-DEP
-;  V44 tmp26        [V44    ] (  3, 45.00)   ubyte  ->  [rbp-0x48]  do-not-enreg[X] addr-exposed "field V19.<ReverseOrder>k__BackingField (fldOffset=0x10)" P-DEP
-;  V45 tmp27        [V45,T14] (  2, 17.82)     ref  ->  [rbp-0xC8]  spill-single-def "field V28.<AttributeName>k__BackingField (fldOffset=0x0)" P-INDEP
-;  V46 tmp28        [V46,T15] (  2, 17.82)     ref  ->  [rbp-0xD0]  spill-single-def "field V28.<MatchingRule>k__BackingField (fldOffset=0x8)" P-INDEP
-;  V47 tmp29        [V47,T16] (  2, 17.82)   ubyte  ->  [rbp-0x9C]  spill-single-def "field V28.<ReverseOrder>k__BackingField (fldOffset=0x10)" P-INDEP
-;  V48 tmp30        [V48,T05] (  3, 54.00)     ref  ->  rsi         "arr expr"
-;  V49 tmp31        [V49,T09] (  2, 36.00)     ref  ->  rsi         "argument with side effect"
-;  V50 tmp32        [V50,T01] (  4, 72.00)   byref  ->  r14         "BlockOp address local"
-;  V51 tmp33        [V51,T02] (  4, 71.28)   byref  ->  rdi         "BlockOp address local"
-;  V52 tmp34        [V52,T23] (  2,  4   )     ref  ->  rdi         single-def "argument with side effect"
-;  V53 PSPSym       [V53,T34] (  1,  1   )    long  ->  [rbp-0xE0]  do-not-enreg[V] "PSPSym"
-;  V54 cse0         [V54,T35] (  3,  0.75)     int  ->  r15         "CSE #07: conservative"
-;  V55 cse1         [V55,T25] (  3,  3   )     ref  ->  r14         "CSE #01: moderate"
-;  V56 rat0         [V56,T04] (  8, 64.00)    long  ->  r12         "Widened IV V06"
-;  V57 rat1         [V57,T06] (  7, 46.44)    long  ->  [rbp-0xA8]  "Widened IV V09"
+;  V34 tmp16        [V34,T34] (  3,  1.36)    long  ->  rsi         "Inlining Arg"
+;  V35 tmp17        [V35,T35] (  3,  1.12)     ref  ->  rdi         class-hnd single-def "Inlining Arg" <ubyte[]>
+;  V36 tmp18        [V36,T32] (  4,  1.36)     int  ->  r15         "Inlining Arg"
+;* V37 tmp19        [V37    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[ubyte]>
+;* V38 tmp20        [V38    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline stloc first use temp" <System.Span`1[ubyte]>
+;* V39 tmp21        [V39    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[ubyte]>
+;* V40 tmp22        [V40    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[ubyte]>
+;* V41 tmp23        [V41    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
+;* V42 tmp24        [V42    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
+;* V43 tmp25        [V43    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;  V44 tmp26        [V44,T29] (  2,  2.08)    long  ->  rdi         "Inlining Arg"
+;* V45 tmp27        [V45    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
+;  V46 tmp28        [V46,T31] (  2,  1.92)     ref  ->  rax         single-def "Single return block return value"
+;  V47 FramesRoot   [V47,T08] (  6, 37.64)    long  ->  r15         "Pinvoke FrameListRoot"
+;  V48 PInvokeFrame [V48    ] (  8, 39.64)  struct (64) [rbp-0x98]  do-not-enreg[XS] addr-exposed "Pinvoke FrameVar"
+;  V49 tmp31        [V49    ] (  3, 45.00)     ref  ->  [rbp-0x58]  do-not-enreg[X] addr-exposed "field V19.<AttributeName>k__BackingField (fldOffset=0x0)" P-DEP
+;  V50 tmp32        [V50    ] (  3, 45.00)     ref  ->  [rbp-0x50]  do-not-enreg[X] addr-exposed "field V19.<MatchingRule>k__BackingField (fldOffset=0x8)" P-DEP
+;  V51 tmp33        [V51    ] (  3, 45.00)   ubyte  ->  [rbp-0x48]  do-not-enreg[X] addr-exposed "field V19.<ReverseOrder>k__BackingField (fldOffset=0x10)" P-DEP
+;  V52 tmp34        [V52,T14] (  2, 17.82)     ref  ->  [rbp-0xC8]  spill-single-def "field V28.<AttributeName>k__BackingField (fldOffset=0x0)" P-INDEP
+;  V53 tmp35        [V53,T15] (  2, 17.82)     ref  ->  [rbp-0xD0]  spill-single-def "field V28.<MatchingRule>k__BackingField (fldOffset=0x8)" P-INDEP
+;  V54 tmp36        [V54,T16] (  2, 17.82)   ubyte  ->  [rbp-0x9C]  spill-single-def "field V28.<ReverseOrder>k__BackingField (fldOffset=0x10)" P-INDEP
+;  V55 tmp37        [V55,T40] (  2,  0.36)   byref  ->  rsi         single-def "field V37._reference (fldOffset=0x0)" P-INDEP
+;* V56 tmp38        [V56,T43] (  0,  0   )     int  ->  zero-ref    single-def "field V37._length (fldOffset=0x8)" P-INDEP
+;  V57 tmp39        [V57,T41] (  2,  0.31)   byref  ->  rsi         single-def "field V38._reference (fldOffset=0x0)" P-INDEP
+;  V58 tmp40        [V58,T39] (  3,  0.49)     int  ->  r15         single-def "field V38._length (fldOffset=0x8)" P-INDEP
+;  V59 tmp41        [V59,T42] (  2,  0.26)   byref  ->  rdi         single-def "field V39._reference (fldOffset=0x0)" P-INDEP
+;* V60 tmp42        [V60,T44] (  0,  0   )     int  ->  zero-ref    single-def "field V39._length (fldOffset=0x8)" P-INDEP
+;* V61 tmp43        [V61    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V40._reference (fldOffset=0x0)" P-INDEP
+;* V62 tmp44        [V62    ] (  0,  0   )     int  ->  zero-ref    single-def "field V40._length (fldOffset=0x8)" P-INDEP
+;  V63 tmp45        [V63,T05] (  3, 54.00)     ref  ->  rsi         "arr expr"
+;  V64 tmp46        [V64,T09] (  2, 36.00)     ref  ->  rsi         "argument with side effect"
+;  V65 tmp47        [V65,T01] (  4, 72.00)   byref  ->  r14         "BlockOp address local"
+;  V66 tmp48        [V66,T02] (  4, 71.28)   byref  ->  rdi         "BlockOp address local"
+;  V67 tmp49        [V67,T23] (  2,  4   )     ref  ->  rdi         single-def "argument with side effect"
+;  V68 tmp50        [V68,T48] (  2,  0   )     ref  ->  rsi         single-def "argument with side effect"
+;  V69 PSPSym       [V69,T37] (  1,  1   )    long  ->  [rbp-0xE0]  do-not-enreg[V] "PSPSym"
+;  V70 cse0         [V70,T38] (  3,  0.75)     int  ->  r15         "CSE #07: conservative"
+;  V71 cse1         [V71,T25] (  3,  3   )     ref  ->  r14         "CSE #01: moderate"
+;  V72 rat0         [V72,T04] (  8, 64.00)    long  ->  r12         "Widened IV V06"
+;  V73 rat1         [V73,T06] (  7, 46.44)    long  ->  [rbp-0xA8]  "Widened IV V09"
 ;
 ; Lcl frame size = 184
 
 G_M6630_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        sub      rsp, 184
        vzeroupper 
        lea      rbp, [rsp+0xE0]
        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-0xE0], rsp
        mov      gword ptr [rbp-0xB0], rdi
        mov      rbx, rdi
 						;; size=65 bbWeight=1 PerfScore 14.58
 G_M6630_IG02:
        lea      rdi, [rbp-0x90]
        call     CORINFO_HELP_INIT_PINVOKE_FRAME
        mov      r15, rax
        mov      rsi, rsp
        mov      qword ptr [rbp-0x78], rsi
        mov      rsi, rbp
        mov      qword ptr [rbp-0x68], rsi
        mov      r14, gword ptr [rbx+0x20]
        mov      esi, dword ptr [r14+0x08]
        mov      rdi, 0xD1FFAB1E      ; System.DirectoryServices.Protocols.SortKeyInterop[]
        call     CORINFO_HELP_NEWARR_1_VC
        mov      r13, rax
        mov      gword ptr [rbp-0xB8], r13
        xor      r12d, r12d
        cmp      dword ptr [r14+0x08], 0
        jle      SHORT G_M6630_IG04
 						;; size=72 bbWeight=1 PerfScore 15.00
 G_M6630_IG03:
        mov      rbx, gword ptr [rbp-0xB0]
        vxorps   xmm0, xmm0, xmm0
        vmovdqu  xmmword ptr [rbp-0x58], xmm0
        vmovdqu  xmmword ptr [rbp-0x50], xmm0
        mov      rsi, gword ptr [rbx+0x20]
        cmp      r12d, dword ptr [rsi+0x08]
-       jae      G_M6630_IG31
+       jae      G_M6630_IG36
        mov      rsi, gword ptr [rsi+8*r12+0x10]
        lea      rdi, [rbp-0x58]
        mov      rax, 0xD1FFAB1E      ; code for System.DirectoryServices.Protocols.SortKeyInterop:.ctor(System.DirectoryServices.Protocols.SortKey):this
        call     [rax]System.DirectoryServices.Protocols.SortKeyInterop:.ctor(System.DirectoryServices.Protocols.SortKey):this
        cmp      r12d, dword ptr [r13+0x08]
-       jae      G_M6630_IG31
+       jae      G_M6630_IG36
        lea      rdi, [r12+2*r12]
        lea      r14, bword ptr [r13+8*rdi+0x10]
        mov      rsi, gword ptr [rbp-0x58]
        mov      rdi, r14
        call     CORINFO_HELP_ASSIGN_REF
        lea      rdi, bword ptr [r14+0x08]
        mov      rsi, gword ptr [rbp-0x50]
        call     CORINFO_HELP_ASSIGN_REF
        movzx    rax, byte  ptr [rbp-0x48]
        mov      byte  ptr [r14+0x10], al
        inc      r12d
        mov      rax, gword ptr [rbx+0x20]
        cmp      dword ptr [rax+0x08], r12d
        jg       SHORT G_M6630_IG03
 						;; size=121 bbWeight=9.00 PerfScore 311.25
 G_M6630_IG04:
        xor      eax, eax
        mov      qword ptr [rbp-0x30], rax
        mov      rax, 0xD1FFAB1E      ; code for System.Runtime.InteropServices.Marshal:SizeOf[System.DirectoryServices.Protocols.SortKeyInterop]():int
        call     [rax]System.Runtime.InteropServices.Marshal:SizeOf[System.DirectoryServices.Protocols.SortKeyInterop]():int
        mov      r14d, eax
        mov      eax, dword ptr [r13+0x08]
        mov      dword ptr [rbp-0x34], eax
        lea      edi, [rax+0x01]
        mov      rcx, 0xD1FFAB1E      ; code for System.DirectoryServices.Protocols.Utility:AllocHGlobalIntPtrArray(int):long
        call     [rcx]System.DirectoryServices.Protocols.Utility:AllocHGlobalIntPtrArray(int):long
        mov      qword ptr [rbp-0x40], rax
 						;; size=47 bbWeight=1 PerfScore 12.50
 G_M6630_IG05:
        mov      r12, rax
        xor      ecx, ecx
        xor      edx, edx
        mov      qword ptr [rbp-0xA8], rdx
        cmp      dword ptr [rbp-0x34], 0
        mov      rax, qword ptr [rbp-0x40]
        jle      G_M6630_IG17
 						;; size=28 bbWeight=1 PerfScore 5.75
 G_M6630_IG06:
        mov      edi, dword ptr [r13+0x08]
 						;; size=4 bbWeight=0.90 PerfScore 1.80
 G_M6630_IG07:
        movsxd   rdi, r14d
        test     rdi, rdi
        jne      SHORT G_M6630_IG14
 						;; size=8 bbWeight=8.91 PerfScore 13.37
 G_M6630_IG08:
        mov      edi, 1
 						;; size=5 bbWeight=4.63 PerfScore 1.16
 G_M6630_IG09:
        mov      rcx, 0xD1FFAB1E      ; function address
        mov      qword ptr [rbp-0x80], rcx
        lea      rcx, G_M6630_IG12
        mov      qword ptr [rbp-0x70], rcx
        lea      rcx, [rbp-0x90]
        mov      qword ptr [r15+0x08], rcx
        mov      byte  ptr [r15+0x04], 0
 						;; size=41 bbWeight=8.91 PerfScore 51.23
 G_M6630_IG10:
        mov      rcx, 0xD1FFAB1E      ; code for Interop+Sys:Malloc(ulong):ulong
 						;; size=10 bbWeight=8.91 PerfScore 2.23
 G_M6630_IG11:
        call     [rcx]Interop+Sys:Malloc(ulong):ulong
 						;; size=2 bbWeight=8.91 PerfScore 26.73
 G_M6630_IG12:
        mov      byte  ptr [r15+0x04], 1
        mov      rcx, 0xD1FFAB1E      ; function address
        cmp      dword ptr [rcx], 0
        je       SHORT G_M6630_IG13
        mov      rdi, 0xD1FFAB1E
        call     [rdi]CORINFO_HELP_STOP_FOR_GC
 						;; size=32 bbWeight=8.91 PerfScore 75.74
 G_M6630_IG13:
        mov      rdi, qword ptr [rbp-0x88]
        mov      qword ptr [r15+0x08], rdi
        mov      rbx, rax
        test     rbx, rbx
        jne      SHORT G_M6630_IG15
-       jmp      G_M6630_IG22
+       jmp      G_M6630_IG24
 						;; size=24 bbWeight=8.91 PerfScore 49.01
 G_M6630_IG14:
        jmp      SHORT G_M6630_IG09
 						;; size=2 bbWeight=4.28 PerfScore 8.55
 G_M6630_IG15:
        mov      r13, qword ptr [rbp-0xA8]
        lea      rdi, [r13+2*r13]
        mov      rax, gword ptr [rbp-0xB8]
        lea      rdi, bword ptr [rax+8*rdi+0x10]
        mov      rcx, gword ptr [rdi]
        mov      gword ptr [rbp-0xC8], rcx
        mov      rdx, gword ptr [rdi+0x08]
        mov      gword ptr [rbp-0xD0], rdx
        movzx    rsi, byte  ptr [rdi+0x10]
        mov      byte  ptr [rbp-0x9C], sil
        mov      rdi, 0xD1FFAB1E      ; System.DirectoryServices.Protocols.SortKeyInterop
        call     CORINFO_HELP_NEWSFAST
        mov      gword ptr [rbp-0xC0], rax
        lea      rdi, bword ptr [rax+0x08]
        mov      rsi, gword ptr [rbp-0xC8]
        call     CORINFO_HELP_ASSIGN_REF
        mov      rax, gword ptr [rbp-0xC0]
        lea      rdi, bword ptr [rax+0x10]
        mov      rsi, gword ptr [rbp-0xD0]
        call     CORINFO_HELP_ASSIGN_REF
        mov      rdi, gword ptr [rbp-0xC0]
        movzx    rsi, byte  ptr [rbp-0x9C]
        mov      byte  ptr [rdi+0x18], sil
        mov      rsi, rbx
        xor      edx, edx
        mov      rax, 0xD1FFAB1E      ; code for System.Runtime.InteropServices.Marshal:StructureToPtr(System.Object,long,ubyte)
        call     [rax]System.Runtime.InteropServices.Marshal:StructureToPtr(System.Object,long,ubyte)
        movsxd   rdi, r13d
        mov      qword ptr [r12+8*rdi], rbx
        inc      r13d
        mov      esi, dword ptr [rbp-0x34]
        cmp      r13d, esi
        mov      qword ptr [rbp-0xA8], r13
        mov      rax, qword ptr [rbp-0x40]
        jl       G_M6630_IG07
 						;; size=187 bbWeight=8.91 PerfScore 309.62
 G_M6630_IG16:
        mov      rcx, qword ptr [rbp-0xA8]
 						;; size=7 bbWeight=0.89 PerfScore 0.89
 G_M6630_IG17:
        movsxd   rdi, ecx
        xor      edx, edx
        mov      qword ptr [r12+8*rdi], rdx
        mov      rbx, gword ptr [rbp-0xB0]
        movzx    r15, byte  ptr [rbx+0x18]
        mov      rdi, 0xD1FFAB1E      ; global ptr
        test     byte  ptr [rdi], 1
-       je       G_M6630_IG23
+       je       G_M6630_IG25
 						;; size=40 bbWeight=1 PerfScore 8.75
 G_M6630_IG18:
        mov      rdi, 0xD1FFAB1E      ; data for System.DirectoryServices.Protocols.UtilityHandle:s_handle
        mov      rdi, gword ptr [rdi]
        test     r15d, r15d
        setne    dl
        movzx    rdx, dl
        lea      rcx, [rbp-0x30]
        mov      rsi, rax
        mov      r8, 0xD1FFAB1E      ; code for Interop+Ldap:ldap_create_sort_control(System.DirectoryServices.Protocols.ConnectionHandle,long,ubyte,byref):int
        call     [r8]Interop+Ldap:ldap_create_sort_control(System.DirectoryServices.Protocols.ConnectionHandle,long,ubyte,byref):int
        mov      r14d, eax
        test     r14d, r14d
        je       SHORT G_M6630_IG20
 						;; size=50 bbWeight=1 PerfScore 9.25
 G_M6630_IG19:
        mov      edi, r14d
        mov      rax, 0xD1FFAB1E      ; code for System.DirectoryServices.Protocols.LdapErrorMappings:IsLdapError(int):ubyte
        call     [rax]System.DirectoryServices.Protocols.LdapErrorMappings:IsLdapError(int):ubyte
        test     eax, eax
-       je       G_M6630_IG25
-       jmp      G_M6630_IG24
+       je       G_M6630_IG27
+       jmp      G_M6630_IG26
 						;; size=28 bbWeight=0.52 PerfScore 3.51
 G_M6630_IG20:
        mov      rdi, 0xD1FFAB1E      ; System.DirectoryServices.Protocols.LdapControl
        call     CORINFO_HELP_NEWSFAST
        mov      r15, rax
        xor      edi, edi
        mov      qword ptr [r15+0x10], rdi
        mov      rdi, qword ptr [rbp-0x30]
        test     rdi, rdi
-       je       G_M6630_IG26
+       je       G_M6630_IG28
        mov      rsi, r15
        xor      edx, edx
        mov      rax, 0xD1FFAB1E      ; code for System.Runtime.InteropServices.Marshal:PtrToStructureHelper(long,System.Object,ubyte)
        call     [rax]System.Runtime.InteropServices.Marshal:PtrToStructureHelper(long,System.Object,ubyte)
        mov      r14, gword ptr [r15+0x08]
        xor      rsi, rsi
        mov      gword ptr [rbx+0x08], rsi
        test     r14, r14
-       je       G_M6630_IG27
+       je       G_M6630_IG32
 						;; size=73 bbWeight=0.48 PerfScore 6.36
 G_M6630_IG21:
        mov      r15d, dword ptr [r14+0x08]
        movsxd   rsi, r15d
        mov      rdi, 0xD1FFAB1E      ; ubyte[]
        call     CORINFO_HELP_NEWARR_1_VC
        lea      rdi, bword ptr [rbx+0x08]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
-       mov      rdi, qword ptr [r14+0x10]
-       mov      rsi, gword ptr [rbx+0x08]
-       mov      ecx, r15d
-       xor      edx, edx
-       mov      rax, 0xD1FFAB1E      ; code for System.Runtime.InteropServices.Marshal:CopyToManaged[ubyte](long,ubyte[],int,int)
-       call     [rax]System.Runtime.InteropServices.Marshal:CopyToManaged[ubyte](long,ubyte[],int,int)
-       jmp      G_M6630_IG27
-						;; size=64 bbWeight=0.25 PerfScore 3.74
+       mov      rsi, qword ptr [r14+0x10]
+       mov      rdi, gword ptr [rbx+0x08]
+       test     rsi, rsi
+       je       G_M6630_IG29
+       test     r15d, r15d
+       jl       G_M6630_IG30
+						;; size=60 bbWeight=0.25 PerfScore 2.93
 G_M6630_IG22:
+       cmp      dword ptr [rdi+0x08], r15d
+       jb       G_M6630_IG31
+						;; size=10 bbWeight=0.18 PerfScore 0.73
+G_M6630_IG23:
+       add      rdi, 16
+       mov      edx, r15d
+       mov      rax, 0xD1FFAB1E      ; code for System.SpanHelpers:Memmove(byref,byref,ulong)
+       call     [rax]System.SpanHelpers:Memmove(byref,byref,ulong)
+       jmp      G_M6630_IG32
+						;; size=24 bbWeight=0.13 PerfScore 0.75
+G_M6630_IG24:
        mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowOutOfMemoryException()
        call     [rax]System.ThrowHelper:ThrowOutOfMemoryException()
        int3     
 						;; size=13 bbWeight=0 PerfScore 0.00
-G_M6630_IG23:
+G_M6630_IG25:
        mov      rdi, 0xD1FFAB1E      ; System.DirectoryServices.Protocols.UtilityHandle
        call     CORINFO_HELP_GET_GCSTATIC_BASE
        mov      rax, qword ptr [rbp-0x40]
        jmp      G_M6630_IG18
 						;; size=24 bbWeight=0 PerfScore 0.00
-G_M6630_IG24:
+G_M6630_IG26:
        mov      edi, r14d
        mov      rax, 0xD1FFAB1E      ; code for System.DirectoryServices.Protocols.LdapErrorMappings:MapResultCode(int):System.String
        call     [rax]System.DirectoryServices.Protocols.LdapErrorMappings:MapResultCode(int):System.String
        mov      r15, rax
        mov      rdi, 0xD1FFAB1E      ; System.DirectoryServices.Protocols.LdapException
        call     CORINFO_HELP_NEWSFAST
        mov      r13, rax
        mov      rdi, r13
        mov      esi, r14d
        mov      rdx, r15
        mov      rax, 0xD1FFAB1E      ; code for System.DirectoryServices.Protocols.LdapException:.ctor(int,System.String):this
        call     [rax]System.DirectoryServices.Protocols.LdapException:.ctor(int,System.String):this
        mov      rdi, r13
        call     CORINFO_HELP_THROW
        int3     
 						;; size=66 bbWeight=0 PerfScore 0.00
-G_M6630_IG25:
+G_M6630_IG27:
        mov      rdi, 0xD1FFAB1E      ; System.DirectoryServices.Protocols.LdapException
        call     CORINFO_HELP_NEWSFAST
        mov      r15, rax
        mov      rdi, r15
        mov      esi, r14d
        mov      rax, 0xD1FFAB1E      ; code for System.DirectoryServices.Protocols.LdapException:.ctor(int):this
        call     [rax]System.DirectoryServices.Protocols.LdapException:.ctor(int):this
        mov      rdi, r15
        call     CORINFO_HELP_THROW
        int3     
 						;; size=45 bbWeight=0 PerfScore 0.00
-G_M6630_IG26:
+G_M6630_IG28:
        mov      edi, 0xD59
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:Throw(System.String)
        call     [rax]System.ArgumentNullException:Throw(System.String)
        int3     
 						;; size=36 bbWeight=0 PerfScore 0.00
-G_M6630_IG27:
+G_M6630_IG29:
+       mov      edi, 0x13ED
+       mov      rsi, 0xD1FFAB1E
+       call     CORINFO_HELP_STRCNS
+       mov      rdi, rax
+       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:Throw(System.String)
+       call     [rax]System.ArgumentNullException:Throw(System.String)
+       int3     
+						;; size=36 bbWeight=0 PerfScore 0.00
+G_M6630_IG30:
+       mov      edi, 491
+       mov      rsi, 0xD1FFAB1E
+       call     CORINFO_HELP_STRCNS
+       mov      rsi, rax
+       mov      edi, r15d
+       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentOutOfRangeException:ThrowNegative[int](int,System.String)
+       call     [rax]System.ArgumentOutOfRangeException:ThrowNegative[int](int,System.String)
+       int3     
+						;; size=39 bbWeight=0 PerfScore 0.00
+G_M6630_IG31:
+       mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowArgumentOutOfRangeException()
+       call     [rax]System.ThrowHelper:ThrowArgumentOutOfRangeException()
+       int3     
+						;; size=13 bbWeight=0 PerfScore 0.00
+G_M6630_IG32:
        mov      rdi, rsp
 						;; size=3 bbWeight=0.48 PerfScore 0.12
-G_M6630_IG28:
-       call     G_M6630_IG32
+G_M6630_IG33:
+       call     G_M6630_IG37
        nop      
 						;; size=6 bbWeight=0.48 PerfScore 0.60
-G_M6630_IG29:
+G_M6630_IG34:
        mov      rdi, gword ptr [rbp-0xB0]
        mov      rax, 0xD1FFAB1E      ; code for System.DirectoryServices.Protocols.DirectoryControl:GetValue():ubyte[]:this
        call     [rax]System.DirectoryServices.Protocols.DirectoryControl:GetValue():ubyte[]:this
        nop      
 						;; size=20 bbWeight=0.48 PerfScore 2.16
-G_M6630_IG30:
+G_M6630_IG35:
        add      rsp, 184
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=18 bbWeight=0.48 PerfScore 2.04
-G_M6630_IG31:
+G_M6630_IG36:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
-G_M6630_IG32:
+G_M6630_IG37:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        push     rax
        vzeroupper 
        mov      rbp, qword ptr [rdi]
        mov      qword ptr [rsp], rbp
        lea      rbp, [rbp+0xE0]
 						;; size=28 bbWeight=1.00 PerfScore 11.50
-G_M6630_IG33:
+G_M6630_IG38:
        cmp      qword ptr [rbp-0x30], 0
-       je       SHORT G_M6630_IG35
+       je       SHORT G_M6630_IG40
 						;; size=7 bbWeight=1.00 PerfScore 3.00
-G_M6630_IG34:
+G_M6630_IG39:
        mov      rdi, qword ptr [rbp-0x30]
        call     Interop+Ldap:ldap_control_free(long):int
 						;; size=9 bbWeight=0.52 PerfScore 1.04
-G_M6630_IG35:
+G_M6630_IG40:
        cmp      qword ptr [rbp-0x40], 0
-       je       G_M6630_IG45
+       je       G_M6630_IG50
 						;; size=11 bbWeight=1.00 PerfScore 3.00
-G_M6630_IG36:
+G_M6630_IG41:
        xor      ebx, ebx
        cmp      dword ptr [rbp-0x34], 0
-       jle      SHORT G_M6630_IG44
+       jle      SHORT G_M6630_IG49
 						;; size=8 bbWeight=0.52 PerfScore 1.69
-G_M6630_IG37:
+G_M6630_IG42:
        lea      esi, [8*rbx]
        mov      rdi, qword ptr [rbp-0x40]
        mov      rcx, 0xD1FFAB1E      ; code for System.Runtime.InteropServices.Marshal:ReadInt64(long,int):long
        call     [rcx]System.Runtime.InteropServices.Marshal:ReadInt64(long,int):long
        mov      r15, rax
        test     r15, r15
-       je       SHORT G_M6630_IG43
+       je       SHORT G_M6630_IG48
 						;; size=31 bbWeight=4.68 PerfScore 29.25
-G_M6630_IG38:
+G_M6630_IG43:
        mov      rdi, r15
        xor      esi, esi
        mov      rax, 0xD1FFAB1E      ; code for System.Runtime.InteropServices.Marshal:ReadInt64(long,int):long
        call     [rax]System.Runtime.InteropServices.Marshal:ReadInt64(long,int):long
        test     rax, rax
-       je       SHORT G_M6630_IG40
+       je       SHORT G_M6630_IG45
 						;; size=22 bbWeight=2.43 PerfScore 12.17
-G_M6630_IG39:
+G_M6630_IG44:
        mov      rdi, rax
        call     Interop+Sys:Free(ulong)
 						;; size=8 bbWeight=1.01 PerfScore 1.27
-G_M6630_IG40:
+G_M6630_IG45:
        mov      rdi, r15
        mov      esi, 8
        mov      rax, 0xD1FFAB1E      ; code for System.Runtime.InteropServices.Marshal:ReadInt64(long,int):long
        call     [rax]System.Runtime.InteropServices.Marshal:ReadInt64(long,int):long
        test     rax, rax
-       je       SHORT G_M6630_IG42
+       je       SHORT G_M6630_IG47
 						;; size=25 bbWeight=2.43 PerfScore 12.17
-G_M6630_IG41:
+G_M6630_IG46:
        mov      rdi, rax
        call     Interop+Sys:Free(ulong)
 						;; size=8 bbWeight=1.01 PerfScore 1.27
-G_M6630_IG42:
+G_M6630_IG47:
        mov      rdi, r15
        call     Interop+Sys:Free(ulong)
 						;; size=8 bbWeight=1.95 PerfScore 2.43
-G_M6630_IG43:
+G_M6630_IG48:
        inc      ebx
        mov      eax, dword ptr [rbp-0x34]
        cmp      ebx, eax
-       jl       SHORT G_M6630_IG37
+       jl       SHORT G_M6630_IG42
 						;; size=9 bbWeight=4.68 PerfScore 11.70
-G_M6630_IG44:
+G_M6630_IG49:
        mov      rdi, qword ptr [rbp-0x40]
        call     Interop+Sys:Free(ulong)
 						;; size=9 bbWeight=0.42 PerfScore 0.83
-G_M6630_IG45:
+G_M6630_IG50:
        nop      
 						;; size=1 bbWeight=1.00 PerfScore 0.25
-G_M6630_IG46:
+G_M6630_IG51:
        add      rsp, 8
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=1.00 PerfScore 4.25
 
-; Total bytes of code 1346, prolog size 65, PerfScore 1031.75, instruction count 314, allocated bytes for code 1346 (MethodHash=0bb8e619) for method System.DirectoryServices.Protocols.SortRequestControl:GetValue():ubyte[]:this (Tier0-FullOpts)
+; Total bytes of code 1464, prolog size 65, PerfScore 1032.41, instruction count 338, allocated bytes for code 1464 (MethodHash=0bb8e619) for method System.DirectoryServices.Protocols.SortRequestControl:GetValue():ubyte[]:this (Tier0-FullOpts)

78 (8.07 % of base) - System.Runtime.InteropServices.PosixSignalRegistration:OnPosixSignal(int,int):int

 ; Assembly listing for method System.Runtime.InteropServices.PosixSignalRegistration:OnPosixSignal(int,int):int (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; optimized using Synthesized PGO
 ; rbp based frame
 ; fully interruptible
 ; with Synthesized PGO: fgCalledCount is 100
 ; No PGO data
-; 0 inlinees with PGO data; 9 single block inlinees; 4 inlinees without PGO data
+; 0 inlinees with PGO data; 14 single block inlinees; 5 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 arg0         [V00,T02] (  5,  3.80)     int  ->  rbx         single-def
 ;  V01 arg1         [V01,T03] (  3,  2.80)     int  ->  r15         single-def
 ;  V02 loc0         [V02,T05] (  6,  3.84)     ref  ->  [rbp-0x88]  class-hnd <System.Runtime.InteropServices.PosixSignalRegistration+Token[]>
-;  V03 loc1         [V03,T17] (  4,  1.52)     ref  ->  [rbp-0x90]  class-hnd EH-live spill-single-def <System.Collections.Generic.Dictionary`2[int,System.Collections.Generic.HashSet`1[System.Runtime.InteropServices.PosixSignalRegistration+Token]]>
+;  V03 loc1         [V03,T19] (  4,  1.52)     ref  ->  [rbp-0x90]  class-hnd EH-live spill-single-def <System.Collections.Generic.Dictionary`2[int,System.Collections.Generic.HashSet`1[System.Runtime.InteropServices.PosixSignalRegistration+Token]]>
 ;  V04 loc2         [V04    ] (  5,  4   )   ubyte  ->  [rbp-0x30]  do-not-enreg[X] addr-exposed ld-addr-op
 ;  V05 loc3         [V05,T10] (  4,  2.08)     ref  ->  r13         ld-addr-op class-hnd <System.Collections.Generic.HashSet`1[System.Runtime.InteropServices.PosixSignalRegistration+Token]>
 ;# V06 OutArgs      [V06    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
-;  V07 tmp1         [V07,T16] (  2,  1.54)     ref  ->  r15         class-hnd exact single-def "dup spill" <System.Threading.WaitCallback>
-;  V08 tmp2         [V08,T19] (  4,  1.35)     ref  ->  r15        
+;  V07 tmp1         [V07,T18] (  2,  1.54)     ref  ->  r15         class-hnd exact single-def "dup spill" <System.Threading.WaitCallback>
+;  V08 tmp2         [V08,T20] (  4,  1.35)     ref  ->  r15        
 ;* V09 tmp3         [V09    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ValueTuple`2[int,System.Runtime.InteropServices.PosixSignalRegistration+Token[]]>
 ;  V10 tmp4         [V10,T07] (  4,  3.07)     ref  ->  r13         class-hnd exact single-def "Single-def Box Helper" <System.ValueTuple`2[int,System.Runtime.InteropServices.PosixSignalRegistration+Token[]]>
 ;  V11 tmp5         [V11,T09] (  7,  2.80)     ref  ->  r15         class-hnd exact single-def "NewObj constructor temp" <System.Threading.WaitCallback>
-;  V12 tmp6         [V12,T14] (  2,  1.66)     ref  ->  r15         class-hnd exact single-def "dup spill" <System.Threading.ParameterizedThreadStart>
-;  V13 tmp7         [V13,T18] (  4,  1.46)     ref  ->  r15        
-;  V14 tmp8         [V14,T01] (  7,  5.82)     ref  ->  [rbp-0x98]  class-hnd exact spill-single-def "NewObj constructor temp" <System.Threading.Thread>
+;  V12 tmp6         [V12,T16] (  2,  1.66)     ref  ->  r15         class-hnd exact single-def "dup spill" <System.Threading.ParameterizedThreadStart>
+;  V13 tmp7         [V13,T13] (  5,  1.88)     ref  ->  r15        
+;  V14 tmp8         [V14,T00] (  8,  6.66)     ref  ->  [rbp-0x98]  class-hnd exact spill-single-def "NewObj constructor temp" <System.Threading.Thread>
 ;* V15 tmp9         [V15    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ValueTuple`2[int,System.Runtime.InteropServices.PosixSignalRegistration+Token[]]>
 ;  V16 tmp10        [V16,T06] (  4,  3.16)     ref  ->  r15         class-hnd exact single-def "Single-def Box Helper" <System.ValueTuple`2[int,System.Runtime.InteropServices.PosixSignalRegistration+Token[]]>
 ;  V17 tmp11        [V17,T08] (  7,  3.03)     ref  ->  r15         class-hnd exact single-def "NewObj constructor temp" <System.Threading.ParameterizedThreadStart>
-;* V18 tmp12        [V18,T20] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;  V19 tmp13        [V19,T00] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Collections.Generic.Dictionary`2[int,System.Collections.Generic.HashSet`1[System.Runtime.InteropServices.PosixSignalRegistration+Token]]>
+;* V18 tmp12        [V18,T21] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
+;  V19 tmp13        [V19,T01] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Collections.Generic.Dictionary`2[int,System.Collections.Generic.HashSet`1[System.Runtime.InteropServices.PosixSignalRegistration+Token]]>
 ;  V20 tmp14        [V20,T11] (  3,  2.52)   byref  ->  rax         single-def "Inline stloc first use temp"
 ;* V21 tmp15        [V21    ] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "Inlining Arg" <System.Collections.Generic.HashSet`1[System.Runtime.InteropServices.PosixSignalRegistration+Token]>
 ;* V22 tmp16        [V22    ] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "Inlining Arg" <System.Collections.Generic.HashSet`1[System.Runtime.InteropServices.PosixSignalRegistration+Token]>
-;* V23 tmp17        [V23    ] (  0,  0   )  struct ( 8) zero-ref    <System.Threading.ThreadHandle>
+;  V23 tmp17        [V23,T12] (  3,  2.50)     ref  ->  r12         class-hnd exact single-def "NewObj constructor temp" <System.Threading.Thread+StartHelper>
 ;* V24 tmp18        [V24    ] (  0,  0   )  struct ( 8) zero-ref    <System.Threading.ThreadHandle>
-;* V25 tmp19        [V25    ] (  0,  0   )     int  ->  zero-ref   
-;* V26 tmp20        [V26    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.ValueTuple`2[int,System.Runtime.InteropServices.PosixSignalRegistration+Token[]]>
-;  V27 tmp21        [V27,T12] (  5,  1.83)     ref  ->  rbx         class-hnd exact single-def "Inline stloc first use temp" <System.Threading.Thread+StartHelper>
-;  V28 tmp22        [V28,T13] (  3,  1.66)     ref  ->  r14         single-def "ISINST eval op1"
-;* V29 tmp23        [V29,T28] (  0,  0   )     int  ->  zero-ref    "spilling qmarkNull"
-;* V30 tmp24        [V30    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.ValueTuple`2[int,System.Runtime.InteropServices.PosixSignalRegistration+Token[]]>
-;* V31 tmp25        [V31    ] (  0,  0   )     ref  ->  zero-ref   
+;* V25 tmp19        [V25    ] (  0,  0   )  struct ( 8) zero-ref    <System.Threading.ThreadHandle>
+;* V26 tmp20        [V26    ] (  0,  0   )     int  ->  zero-ref   
+;* V27 tmp21        [V27    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.ValueTuple`2[int,System.Runtime.InteropServices.PosixSignalRegistration+Token[]]>
+;  V28 tmp22        [V28,T14] (  5,  1.83)     ref  ->  rbx         class-hnd exact single-def "Inline stloc first use temp" <System.Threading.Thread+StartHelper>
+;  V29 tmp23        [V29,T15] (  3,  1.66)     ref  ->  r14         single-def "ISINST eval op1"
+;* V30 tmp24        [V30,T29] (  0,  0   )     int  ->  zero-ref    "spilling qmarkNull"
+;* V31 tmp25        [V31    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.ValueTuple`2[int,System.Runtime.InteropServices.PosixSignalRegistration+Token[]]>
 ;* V32 tmp26        [V32    ] (  0,  0   )     ref  ->  zero-ref   
 ;* V33 tmp27        [V33    ] (  0,  0   )     ref  ->  zero-ref   
-;  V34 tmp28        [V34,T29] (  3,  0   )     ref  ->  rbx         class-hnd exact single-def "NewObj constructor temp" <System.InvalidOperationException>
-;  V35 tmp29        [V35,T04] (  3,  4   )     int  ->  r12         "Single return block return value"
-;  V36 PInvokeFrame [V36    ] (  3,  1.83)  struct (64) [rbp-0x70]  do-not-enreg[XS] addr-exposed "Pinvoke FrameVar"
-;  V37 tmp31        [V37    ] (  3,  3   )  struct (16) [rbp-0x80]  do-not-enreg[XS] addr-exposed "Reverse Pinvoke FrameVar"
-;  V38 tmp32        [V38,T26] (  2,  0.77)     ref  ->  r14         single-def "field V09.Item2 (fldOffset=0x0)" P-INDEP
-;  V39 tmp33        [V39,T27] (  2,  0.77)     int  ->  rbx         "field V09.Item1 (fldOffset=0x8)" P-INDEP
-;  V40 tmp34        [V40,T23] (  2,  0.83)     ref  ->  r14         single-def "field V15.Item2 (fldOffset=0x0)" P-INDEP
-;  V41 tmp35        [V41,T24] (  2,  0.83)     int  ->  rbx         "field V15.Item1 (fldOffset=0x8)" P-INDEP
-;  V42 tmp36        [V42,T25] (  2,  0.83)    long  ->  rdi         "field V23._ptr (fldOffset=0x0)" P-INDEP
-;* V43 tmp37        [V43    ] (  0,  0   )    long  ->  zero-ref    "field V24._ptr (fldOffset=0x0)" P-INDEP
-;  V44 tmp38        [V44,T30] (  2,  0   )     ref  ->  rsi         single-def "argument with side effect"
-;  V45 PSPSym       [V45,T22] (  1,  1   )    long  ->  [rbp-0xB0]  do-not-enreg[V] "PSPSym"
-;* V46 cse0         [V46,T21] (  0,  0   )   byref  ->  zero-ref    "CSE #02: moderate"
-;  V47 cse1         [V47,T15] (  3,  1.56)     int  ->  r12         "CSE #06: moderate"
+;* V34 tmp28        [V34    ] (  0,  0   )     ref  ->  zero-ref   
+;  V35 tmp29        [V35,T30] (  3,  0   )     ref  ->  rbx         class-hnd exact single-def "NewObj constructor temp" <System.InvalidOperationException>
+;  V36 tmp30        [V36,T04] (  3,  4   )     int  ->  r12         "Single return block return value"
+;  V37 PInvokeFrame [V37    ] (  3,  1.83)  struct (64) [rbp-0x70]  do-not-enreg[XS] addr-exposed "Pinvoke FrameVar"
+;  V38 tmp32        [V38    ] (  3,  3   )  struct (16) [rbp-0x80]  do-not-enreg[XS] addr-exposed "Reverse Pinvoke FrameVar"
+;  V39 tmp33        [V39,T27] (  2,  0.77)     ref  ->  r14         single-def "field V09.Item2 (fldOffset=0x0)" P-INDEP
+;  V40 tmp34        [V40,T28] (  2,  0.77)     int  ->  rbx         "field V09.Item1 (fldOffset=0x8)" P-INDEP
+;  V41 tmp35        [V41,T24] (  2,  0.83)     ref  ->  r14         single-def "field V15.Item2 (fldOffset=0x0)" P-INDEP
+;  V42 tmp36        [V42,T25] (  2,  0.83)     int  ->  rbx         "field V15.Item1 (fldOffset=0x8)" P-INDEP
+;  V43 tmp37        [V43,T26] (  2,  0.83)    long  ->  rdi         "field V24._ptr (fldOffset=0x0)" P-INDEP
+;* V44 tmp38        [V44    ] (  0,  0   )    long  ->  zero-ref    "field V25._ptr (fldOffset=0x0)" P-INDEP
+;  V45 tmp39        [V45,T31] (  2,  0   )     ref  ->  rsi         single-def "argument with side effect"
+;  V46 PSPSym       [V46,T23] (  1,  1   )    long  ->  [rbp-0xB0]  do-not-enreg[V] "PSPSym"
+;* V47 cse0         [V47,T22] (  0,  0   )   byref  ->  zero-ref    "CSE #02: moderate"
+;  V48 cse1         [V48,T17] (  3,  1.56)     int  ->  r12         "CSE #06: moderate"
 ;  TEMP_01                                     int  ->  [rbp-0x9C]
 ;  TEMP_02                                    long  ->  [rbp-0xA4]
 ;
 ; Lcl frame size = 136
 
 G_M16214_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        sub      rsp, 136
        vzeroupper 
        lea      rbp, [rsp+0xB0]
        mov      qword ptr [rbp-0xB0], rsp
        mov      ebx, edi
        mov      r15d, esi
 						;; size=40 bbWeight=1 PerfScore 9.25
 G_M16214_IG02:
        lea      rdi, [rbp-0x80]
        call     CORINFO_HELP_JIT_REVERSE_PINVOKE_ENTER
        xor      r14, r14
        mov      rsi, 0xD1FFAB1E      ; global ptr
        test     byte  ptr [rsi], 1
        je       G_M16214_IG27
 						;; size=31 bbWeight=1 PerfScore 6.00
 G_M16214_IG03:
        mov      rsi, 0xD1FFAB1E      ; data for System.Runtime.InteropServices.PosixSignalRegistration:s_registrations
        mov      rdi, gword ptr [rsi]
        mov      gword ptr [rbp-0x90], rdi
        xor      esi, esi
        mov      dword ptr [rbp-0x30], esi
 						;; size=25 bbWeight=1 PerfScore 4.50
 G_M16214_IG04:
        cmp      byte  ptr [rbp-0x30], 0
        jne      SHORT G_M16214_IG06
        lea      rsi, [rbp-0x30]
        call     System.Threading.Monitor:ReliableEnter(System.Object,byref)
        mov      rdi, 0xD1FFAB1E      ; data for System.Runtime.InteropServices.PosixSignalRegistration:s_registrations
        mov      rdi, gword ptr [rdi]
        cmp      byte  ptr [rdi], dil
        mov      esi, ebx
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.Dictionary`2[int,System.__Canon]:FindValue(int):byref:this
        call     [rax]System.Collections.Generic.Dictionary`2[int,System.__Canon]:FindValue(int):byref:this
        test     rax, rax
        je       SHORT G_M16214_IG07
 						;; size=50 bbWeight=1 PerfScore 14.50
 G_M16214_IG05:
        mov      r13, gword ptr [rax]
        mov      r12d, dword ptr [r13+0x28]
        sub      r12d, dword ptr [r13+0x30]
        movsxd   rsi, r12d
        mov      rdi, 0xD1FFAB1E      ; System.Runtime.InteropServices.PosixSignalRegistration+Token[]
        call     CORINFO_HELP_NEWARR_1_OBJ
        mov      r14, rax
        mov      ecx, r12d
        mov      rdi, r13
        mov      rsi, r14
        xor      edx, edx
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.HashSet`1[System.__Canon]:CopyTo(System.__Canon[],int,int):this
        call     [rax]System.Collections.Generic.HashSet`1[System.__Canon]:CopyTo(System.__Canon[],int,int):this
        jmp      SHORT G_M16214_IG07
 						;; size=57 bbWeight=0.52 PerfScore 7.80
 G_M16214_IG06:
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Monitor:ThrowLockTakenException()
        call     [rax]System.Threading.Monitor:ThrowLockTakenException()
        int3     
 						;; size=13 bbWeight=0 PerfScore 0.00
 G_M16214_IG07:
        cmp      byte  ptr [rbp-0x30], 0
        je       SHORT G_M16214_IG09
 						;; size=6 bbWeight=1 PerfScore 3.00
 G_M16214_IG08:
        mov      rdi, gword ptr [rbp-0x90]
        call     System.Threading.Monitor:Exit(System.Object)
 						;; size=12 bbWeight=0.52 PerfScore 1.04
 G_M16214_IG09:
        mov      gword ptr [rbp-0x88], r14
        test     r14, r14
        je       G_M16214_IG26
 						;; size=16 bbWeight=1 PerfScore 2.25
 G_M16214_IG10:
        add      r15d, 4
        cmp      r15d, 2
        ja       G_M16214_IG23
 						;; size=14 bbWeight=0.80 PerfScore 1.20
 G_M16214_IG11:
        mov      rdi, 0xD1FFAB1E      ; data for System.Runtime.InteropServices.PosixSignalRegistration+<>O:<0>__HandleSignal
        mov      r15, gword ptr [rdi]
        test     r15, r15
        jne      SHORT G_M16214_IG13
 						;; size=18 bbWeight=0.42 PerfScore 1.46
 G_M16214_IG12:
        mov      rdi, 0xD1FFAB1E      ; System.Threading.ParameterizedThreadStart
        call     CORINFO_HELP_NEWSFAST
        mov      r15, rax
        lea      rdi, bword ptr [r15+0x08]
        mov      rsi, r15
        call     CORINFO_HELP_ASSIGN_REF
        mov      rdi, 0xD1FFAB1E      ; function address
        mov      qword ptr [r15+0x18], rdi
        mov      rdi, 0xD1FFAB1E      ; code for System.Runtime.InteropServices.PosixSignalRegistration:<OnPosixSignal>g__HandleSignal|10_0(System.Object)
        mov      qword ptr [r15+0x20], rdi
        mov      rdi, 0xD1FFAB1E      ; data for System.Runtime.InteropServices.PosixSignalRegistration+<>O:<0>__HandleSignal
        mov      rsi, r15
        call     CORINFO_HELP_ASSIGN_REF
 						;; size=76 bbWeight=0.22 PerfScore 1.57
 G_M16214_IG13:
        mov      rdi, 0xD1FFAB1E      ; System.Threading.Thread
        call     CORINFO_HELP_NEWFAST
        mov      r13, rax
        mov      gword ptr [rbp-0x98], r13
-       mov      rdi, r13
+       test     r15, r15
+       je       G_M16214_IG28
+       mov      rdi, 0xD1FFAB1E      ; System.Threading.Thread+StartHelper
+       call     CORINFO_HELP_NEWSFAST
+       mov      r12, rax
+       lea      rdi, bword ptr [r12+0x08]
        mov      rsi, r15
-       mov      rax, 0xD1FFAB1E      ; code for System.Threading.Thread:.ctor(System.Threading.ParameterizedThreadStart):this
-       call     [rax]System.Threading.Thread:.ctor(System.Threading.ParameterizedThreadStart):this
+       call     CORINFO_HELP_ASSIGN_REF
+       lea      rdi, bword ptr [r13+0x20]
+       mov      rsi, r12
+       call     CORINFO_HELP_ASSIGN_REF
+       mov      rdi, r13
+       call     System.Threading.Thread:Initialize():this
        mov      rdi, r13
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Thread:GetNativeHandle():System.Threading.ThreadHandle:this
        call     [rax]System.Threading.Thread:GetNativeHandle():System.Threading.ThreadHandle:this
        mov      rdi, rax
        mov      qword ptr [rbp-0xA4], rdi
        mov      esi, 1
        mov      dword ptr [rbp-0x9C], esi
        lea      rdi, [rbp-0x70]
-						;; size=83 bbWeight=0.42 PerfScore 5.30
+						;; size=125 bbWeight=0.42 PerfScore 6.86
 G_M16214_IG14:
        call     CORINFO_HELP_JIT_PINVOKE_BEGIN
        mov      rax, 0xD1FFAB1E      ; function address
        mov      rdi, qword ptr [rbp-0xA4]
        mov      esi, dword ptr [rbp-0x9C]
 						;; size=28 bbWeight=0.42 PerfScore 1.35
 G_M16214_IG15:
        call     rax ; System.Threading.Thread:SetIsBackground(System.Threading.ThreadHandle,int)
        lea      rdi, [rbp-0x70]
        call     CORINFO_HELP_JIT_PINVOKE_END
        mov      r13, gword ptr [rbp-0x98]
        mov      rdi, r13
        mov      rsi, 0xD1FFAB1E      ; '.NET Signal Handler'
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Thread:set_Name(System.String):this
        call     [rax]System.Threading.Thread:set_Name(System.String):this
        mov      r14, gword ptr [rbp-0x88]
        mov      rdi, 0xD1FFAB1E      ; System.ValueTuple`2[int,System.Runtime.InteropServices.PosixSignalRegistration+Token[]]
        call     CORINFO_HELP_NEWSFAST
        mov      r15, rax
        lea      rdi, bword ptr [r15+0x08]
        mov      rsi, r14
        call     CORINFO_HELP_ASSIGN_REF
        mov      dword ptr [r15+0x10], ebx
        mov      rbx, gword ptr [r13+0x20]
        test     rbx, rbx
        je       SHORT G_M16214_IG18
 						;; size=93 bbWeight=0.42 PerfScore 7.38
 G_M16214_IG16:
        mov      r14, gword ptr [rbx+0x08]
        test     r14, r14
        jne      SHORT G_M16214_IG22
 						;; size=9 bbWeight=0.33 PerfScore 1.08
 G_M16214_IG17:
        lea      rdi, bword ptr [rbx+0x10]
        mov      rsi, r15
        call     CORINFO_HELP_ASSIGN_REF
        xor      rdi, rdi
        mov      gword ptr [rbx+0x28], rdi
 						;; size=18 bbWeight=0.33 PerfScore 1.00
 G_M16214_IG18:
        mov      rdi, r13
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Thread:StartCore():this
        call     [rax]System.Threading.Thread:StartCore():this
 						;; size=15 bbWeight=0.42 PerfScore 1.46
 G_M16214_IG19:
        mov      r12d, 1
 						;; size=6 bbWeight=0.80 PerfScore 0.20
 G_M16214_IG20:
        lea      rdi, [rbp-0x80]
        call     CORINFO_HELP_JIT_REVERSE_PINVOKE_EXIT
        mov      eax, r12d
 						;; size=12 bbWeight=1 PerfScore 1.75
 G_M16214_IG21:
        add      rsp, 136
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=18 bbWeight=1 PerfScore 4.25
 G_M16214_IG22:
        mov      rdi, 0xD1FFAB1E      ; System.Threading.ThreadStart
        cmp      qword ptr [r14], rdi
-       je       G_M16214_IG28
+       je       G_M16214_IG29
        jmp      SHORT G_M16214_IG17
 						;; size=21 bbWeight=0.17 PerfScore 1.04
 G_M16214_IG23:
        mov      rdi, 0xD1FFAB1E      ; data for System.Runtime.InteropServices.PosixSignalRegistration+<>O:<1>__HandleSignal
        mov      r15, gword ptr [rdi]
        test     r15, r15
        jne      SHORT G_M16214_IG25
 						;; size=18 bbWeight=0.38 PerfScore 1.34
 G_M16214_IG24:
        mov      rdi, 0xD1FFAB1E      ; System.Threading.WaitCallback
        call     CORINFO_HELP_NEWSFAST
        mov      r15, rax
        lea      rdi, bword ptr [r15+0x08]
        mov      rsi, r15
        call     CORINFO_HELP_ASSIGN_REF
        mov      rdi, 0xD1FFAB1E      ; function address
        mov      qword ptr [r15+0x18], rdi
        mov      rdi, 0xD1FFAB1E      ; code for System.Runtime.InteropServices.PosixSignalRegistration:<OnPosixSignal>g__HandleSignal|10_0(System.Object)
        mov      qword ptr [r15+0x20], rdi
        mov      rdi, 0xD1FFAB1E      ; data for System.Runtime.InteropServices.PosixSignalRegistration+<>O:<1>__HandleSignal
        mov      rsi, r15
        call     CORINFO_HELP_ASSIGN_REF
 						;; size=76 bbWeight=0.20 PerfScore 1.45
 G_M16214_IG25:
        mov      r14, gword ptr [rbp-0x88]
        mov      rdi, 0xD1FFAB1E      ; System.ValueTuple`2[int,System.Runtime.InteropServices.PosixSignalRegistration+Token[]]
        call     CORINFO_HELP_NEWSFAST
        mov      r13, rax
        lea      rdi, bword ptr [r13+0x08]
        mov      rsi, r14
        call     CORINFO_HELP_ASSIGN_REF
        mov      dword ptr [r13+0x10], ebx
        mov      rsi, r13
        mov      rdi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.ThreadPool:UnsafeQueueUserWorkItem(System.Threading.WaitCallback,System.Object):ubyte
        call     [rax]System.Threading.ThreadPool:UnsafeQueueUserWorkItem(System.Threading.WaitCallback,System.Object):ubyte
        jmp      G_M16214_IG19
 						;; size=64 bbWeight=0.38 PerfScore 4.22
 G_M16214_IG26:
        xor      r12d, r12d
        jmp      G_M16214_IG20
 						;; size=8 bbWeight=0.20 PerfScore 0.45
 G_M16214_IG27:
        mov      rdi, 0xD1FFAB1E      ; System.Runtime.InteropServices.PosixSignalRegistration
        call     CORINFO_HELP_GET_GCSTATIC_BASE
        jmp      G_M16214_IG03
 						;; size=20 bbWeight=0 PerfScore 0.00
 G_M16214_IG28:
+       mov      edi, 0x134EC
+       mov      rsi, 0xD1FFAB1E
+       call     CORINFO_HELP_STRCNS
+       mov      rdi, rax
+       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:Throw(System.String)
+       call     [rax]System.ArgumentNullException:Throw(System.String)
+       int3     
+						;; size=36 bbWeight=0 PerfScore 0.00
+G_M16214_IG29:
        mov      rdi, 0xD1FFAB1E      ; System.InvalidOperationException
        call     CORINFO_HELP_NEWSFAST
        mov      rbx, rax
        mov      rax, 0xD1FFAB1E      ; code for System.SR:get_InvalidOperation_ThreadWrongThreadStart():System.String
        call     [rax]System.SR:get_InvalidOperation_ThreadWrongThreadStart():System.String
        mov      rsi, rax
        mov      rdi, rbx
        mov      rax, 0xD1FFAB1E      ; code for System.InvalidOperationException:.ctor(System.String):this
        call     [rax]System.InvalidOperationException:.ctor(System.String):this
        mov      rdi, rbx
        call     CORINFO_HELP_THROW
        int3     
 						;; size=57 bbWeight=0 PerfScore 0.00
-G_M16214_IG29:
+G_M16214_IG30:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        push     rax
        vzeroupper 
        mov      rbp, qword ptr [rdi]
        mov      qword ptr [rsp], rbp
        lea      rbp, [rbp+0xB0]
 						;; size=28 bbWeight=0 PerfScore 0.00
-G_M16214_IG30:
+G_M16214_IG31:
        cmp      byte  ptr [rbp-0x30], 0
-       je       SHORT G_M16214_IG31
+       je       SHORT G_M16214_IG32
        mov      rdi, gword ptr [rbp-0x90]
        call     System.Threading.Monitor:Exit(System.Object)
 						;; size=18 bbWeight=0 PerfScore 0.00
-G_M16214_IG31:
+G_M16214_IG32:
        nop      
 						;; size=1 bbWeight=0 PerfScore 0.00
-G_M16214_IG32:
+G_M16214_IG33:
        add      rsp, 8
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 966, prolog size 40, PerfScore 84.85, instruction count 216, allocated bytes for code 966 (MethodHash=a627c0a9) for method System.Runtime.InteropServices.PosixSignalRegistration:OnPosixSignal(int,int):int (FullOpts)
+; Total bytes of code 1044, prolog size 40, PerfScore 86.41, instruction count 232, allocated bytes for code 1044 (MethodHash=a627c0a9) for method System.Runtime.InteropServices.PosixSignalRegistration:OnPosixSignal(int,int):int (FullOpts)

Larger list of diffs: https://gist.github.com/MihuBot/3ff1eb651a2ac59718af1d79a2c18545

[MihuBot]

Top method improvements

-59 (-45.38 % of base) - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this

 ; Assembly listing for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )  double  ->  [rbp-0x10]  do-not-enreg[]
 ;  V02 arg2         [V02    ] (  1,  1   )  struct ( 8) [rbp-0x18]  do-not-enreg[S] <System.Nullable`1[int]>
 ;# V03 OutArgs      [V03    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V04 tmp1         [V04    ] (  1,  1   )     ref  ->  [rbp-0x20]  do-not-enreg[] must-init "Reusable Box Helper"
 ;
 ; Lcl frame size = 32
 
 G_M2528_IG01:
        push     rbp
        sub      rsp, 32
        lea      rbp, [rsp+0x20]
        xor      eax, eax
        mov      qword ptr [rbp-0x20], rax
        mov      gword ptr [rbp-0x08], rdi
        vmovsd   qword ptr [rbp-0x10], xmm0
        mov      qword ptr [rbp-0x18], rsi
 						;; size=29 bbWeight=1 PerfScore 6.00
 G_M2528_IG02:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x20], rax
-       mov      rax, gword ptr [rbp-0x20]
-       vmovsd   xmm0, qword ptr [rbp-0x10]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x20]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rdi, gword ptr [rbp-0x08]
        mov      rdx, qword ptr [rbp-0x18]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        mov      esi, -1
        mov      ecx, 2
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryInsert(int,double,System.Nullable`1[int],int):ubyte:this
        call     [rax]System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryInsert(int,double,System.Nullable`1[int],int):ubyte:this
        nop      
-						;; size=95 bbWeight=1 PerfScore 21.75
+						;; size=36 bbWeight=1 PerfScore 9.00
 G_M2528_IG03:
        add      rsp, 32
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 
-; Total bytes of code 130, prolog size 16, PerfScore 29.50, instruction count 29, allocated bytes for code 130 (MethodHash=d20cf61f) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)
+; Total bytes of code 71, prolog size 16, PerfScore 16.75, instruction count 19, allocated bytes for code 71 (MethodHash=d20cf61f) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)

-59 (-47.20 % of base) - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double):int:this

 ; Assembly listing for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double):int:this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )  double  ->  [rbp-0x10]  do-not-enreg[]
 ;  V02 loc0         [V02    ] (  1,  1   )     int  ->  [rbp-0x18]  do-not-enreg[X] addr-exposed ld-addr-op
 ;# V03 OutArgs      [V03    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V04 tmp1         [V04    ] (  1,  1   )     ref  ->  [rbp-0x20]  do-not-enreg[] must-init "Reusable Box Helper"
 ;
 ; Lcl frame size = 32
 
 G_M1197_IG01:
        push     rbp
        sub      rsp, 32
        lea      rbp, [rsp+0x20]
        xor      eax, eax
        mov      qword ptr [rbp-0x20], rax
        mov      gword ptr [rbp-0x08], rdi
        vmovsd   qword ptr [rbp-0x10], xmm0
 						;; size=25 bbWeight=1 PerfScore 5.00
 G_M1197_IG02:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x20], rax
-       mov      rax, gword ptr [rbp-0x20]
-       vmovsd   xmm0, qword ptr [rbp-0x10]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x20]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        xor      eax, eax
        mov      dword ptr [rbp-0x18], eax
        lea      rsi, [rbp-0x18]
        lea      rdx, [rbp-0x18]
        mov      rdi, gword ptr [rbp-0x08]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double,byref,byref):int:this
        call     [rax]System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double,byref,byref):int:this
        nop      
-						;; size=94 bbWeight=1 PerfScore 22.50
+						;; size=35 bbWeight=1 PerfScore 9.75
 G_M1197_IG03:
        add      rsp, 32
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 
-; Total bytes of code 125, prolog size 16, PerfScore 29.25, instruction count 29, allocated bytes for code 125 (MethodHash=654cfb52) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double):int:this (Tier0)
+; Total bytes of code 66, prolog size 16, PerfScore 16.50, instruction count 19, allocated bytes for code 66 (MethodHash=654cfb52) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double):int:this (Tier0)

-59 (-38.06 % of base) - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Insert(int,double,System.Nullable`1[int]):this

 ; Assembly listing for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Insert(int,double,System.Nullable`1[int]):this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )     int  ->  [rbp-0x0C]  do-not-enreg[]
 ;  V02 arg2         [V02    ] (  1,  1   )  double  ->  [rbp-0x18]  do-not-enreg[]
 ;  V03 arg3         [V03    ] (  1,  1   )  struct ( 8) [rbp-0x20]  do-not-enreg[S] <System.Nullable`1[int]>
 ;# V04 OutArgs      [V04    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V05 tmp1         [V05    ] (  1,  1   )     ref  ->  [rbp-0x28]  do-not-enreg[] must-init "Reusable Box Helper"
 ;
 ; Lcl frame size = 48
 
 G_M61129_IG01:
        push     rbp
        sub      rsp, 48
        lea      rbp, [rsp+0x30]
        xor      eax, eax
        mov      qword ptr [rbp-0x28], rax
        mov      gword ptr [rbp-0x08], rdi
        mov      dword ptr [rbp-0x0C], esi
        vmovsd   qword ptr [rbp-0x18], xmm0
        mov      qword ptr [rbp-0x20], rdx
 						;; size=32 bbWeight=1 PerfScore 7.00
 G_M61129_IG02:
        mov      eax, dword ptr [rbp-0x0C]
        mov      rcx, gword ptr [rbp-0x08]
        cmp      eax, dword ptr [rcx+0x38]
        jbe      SHORT G_M61129_IG03
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.ThrowHelper:ThrowIndexArgumentOutOfRange()
        call     [rax]System.Collections.ThrowHelper:ThrowIndexArgumentOutOfRange()
 						;; size=24 bbWeight=1 PerfScore 9.25
 G_M61129_IG03:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x28], rax
-       mov      rax, gword ptr [rbp-0x28]
-       vmovsd   xmm0, qword ptr [rbp-0x18]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x28]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rdi, gword ptr [rbp-0x08]
        mov      esi, dword ptr [rbp-0x0C]
        vmovsd   xmm0, qword ptr [rbp-0x18]
        mov      rdx, qword ptr [rbp-0x20]
        mov      ecx, 2
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryInsert(int,double,System.Nullable`1[int],int):ubyte:this
        call     [rax]System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryInsert(int,double,System.Nullable`1[int],int):ubyte:this
        nop      
-						;; size=93 bbWeight=1 PerfScore 22.50
+						;; size=34 bbWeight=1 PerfScore 9.75
 G_M61129_IG04:
        add      rsp, 48
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 
-; Total bytes of code 155, prolog size 16, PerfScore 40.50, instruction count 36, allocated bytes for code 155 (MethodHash=91e81136) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Insert(int,double,System.Nullable`1[int]):this (Tier0)
+; Total bytes of code 96, prolog size 16, PerfScore 27.75, instruction count 26, allocated bytes for code 96 (MethodHash=91e81136) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Insert(int,double,System.Nullable`1[int]):this (Tier0)

-59 (-28.23 % of base) - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Remove(double,byref):ubyte:this

 ; Assembly listing for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Remove(double,byref):ubyte:this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )  double  ->  [rbp-0x10]  do-not-enreg[]
 ;  V02 arg2         [V02    ] (  1,  1   )   byref  ->  [rbp-0x18]  do-not-enreg[]
 ;  V03 loc0         [V03    ] (  1,  1   )     int  ->  [rbp-0x1C]  do-not-enreg[]
 ;# V04 OutArgs      [V04    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V05 tmp1         [V05    ] (  1,  1   )     ref  ->  [rbp-0x28]  do-not-enreg[] must-init "Reusable Box Helper"
 ;
 ; Lcl frame size = 48
 
 G_M50550_IG01:
        push     rbp
        sub      rsp, 48
        lea      rbp, [rsp+0x30]
        xor      eax, eax
        mov      qword ptr [rbp-0x28], rax
        mov      gword ptr [rbp-0x08], rdi
        vmovsd   qword ptr [rbp-0x10], xmm0
        mov      bword ptr [rbp-0x18], rsi
 						;; size=29 bbWeight=1 PerfScore 6.00
 G_M50550_IG02:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x28], rax
-       mov      rax, gword ptr [rbp-0x28]
-       vmovsd   xmm0, qword ptr [rbp-0x10]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x28]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rdi, gword ptr [rbp-0x08]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double):int:this
        call     [rax]System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double):int:this
        mov      dword ptr [rbp-0x1C], eax
        cmp      dword ptr [rbp-0x1C], 0
        jl       SHORT G_M50550_IG04
        mov      rax, gword ptr [rbp-0x08]
        mov      rax, gword ptr [rax+0x18]
        mov      ecx, dword ptr [rbp-0x1C]
        cmp      ecx, dword ptr [rax+0x08]
        jae      SHORT G_M50550_IG06
        mov      edx, ecx
        imul     rdx, rdx, 24
        lea      rax, bword ptr [rax+rdx+0x10]
        mov      rcx, bword ptr [rbp-0x18]
        mov      rdx, qword ptr [rax+0x10]
        mov      qword ptr [rcx], rdx
        mov      rdi, gword ptr [rbp-0x08]
        mov      esi, dword ptr [rbp-0x1C]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:RemoveAt(int):this
        call     [rax]System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:RemoveAt(int):this
        mov      eax, 1
-						;; size=151 bbWeight=1 PerfScore 44.75
+						;; size=92 bbWeight=1 PerfScore 32.00
 G_M50550_IG03:
        add      rsp, 48
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 G_M50550_IG04:
        mov      rax, bword ptr [rbp-0x18]
        xor      ecx, ecx
        mov      qword ptr [rax], rcx
        xor      eax, eax
 						;; size=11 bbWeight=1 PerfScore 2.50
 G_M50550_IG05:
        add      rsp, 48
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 G_M50550_IG06:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 209, prolog size 16, PerfScore 56.75, instruction count 53, allocated bytes for code 209 (MethodHash=70e43a89) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Remove(double,byref):ubyte:this (Tier0)
+; Total bytes of code 150, prolog size 16, PerfScore 44.00, instruction count 43, allocated bytes for code 150 (MethodHash=70e43a89) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:Remove(double,byref):ubyte:this (Tier0)

-59 (-45.38 % of base) - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:set_Item(double,System.Nullable`1[int]):this

 ; Assembly listing for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:set_Item(double,System.Nullable`1[int]):this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )  double  ->  [rbp-0x10]  do-not-enreg[]
 ;  V02 arg2         [V02    ] (  1,  1   )  struct ( 8) [rbp-0x18]  do-not-enreg[S] <System.Nullable`1[int]>
 ;# V03 OutArgs      [V03    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V04 tmp1         [V04    ] (  1,  1   )     ref  ->  [rbp-0x20]  do-not-enreg[] must-init "Reusable Box Helper"
 ;
 ; Lcl frame size = 32
 
 G_M35017_IG01:
        push     rbp
        sub      rsp, 32
        lea      rbp, [rsp+0x20]
        xor      eax, eax
        mov      qword ptr [rbp-0x20], rax
        mov      gword ptr [rbp-0x08], rdi
        vmovsd   qword ptr [rbp-0x10], xmm0
        mov      qword ptr [rbp-0x18], rsi
 						;; size=29 bbWeight=1 PerfScore 6.00
 G_M35017_IG02:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x20], rax
-       mov      rax, gword ptr [rbp-0x20]
-       vmovsd   xmm0, qword ptr [rbp-0x10]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x20]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rdi, gword ptr [rbp-0x08]
        mov      rdx, qword ptr [rbp-0x18]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        mov      esi, -1
        mov      ecx, 1
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryInsert(int,double,System.Nullable`1[int],int):ubyte:this
        call     [rax]System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryInsert(int,double,System.Nullable`1[int],int):ubyte:this
        nop      
-						;; size=95 bbWeight=1 PerfScore 21.75
+						;; size=36 bbWeight=1 PerfScore 9.00
 G_M35017_IG03:
        add      rsp, 32
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 
-; Total bytes of code 130, prolog size 16, PerfScore 29.50, instruction count 29, allocated bytes for code 130 (MethodHash=bbc07736) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:set_Item(double,System.Nullable`1[int]):this (Tier0)
+; Total bytes of code 71, prolog size 16, PerfScore 16.75, instruction count 19, allocated bytes for code 71 (MethodHash=bbc07736) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:set_Item(double,System.Nullable`1[int]):this (Tier0)

-59 (-12.22 % of base) - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:SetAt(int,double,System.Nullable`1[int]):this

 ; Assembly listing for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:SetAt(int,double,System.Nullable`1[int]):this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )     int  ->  [rbp-0x0C]  do-not-enreg[]
 ;  V02 arg2         [V02    ] (  1,  1   )  double  ->  [rbp-0x18]  do-not-enreg[]
 ;  V03 arg3         [V03    ] (  1,  1   )  struct ( 8) [rbp-0x20]  do-not-enreg[S] <System.Nullable`1[int]>
 ;  V04 loc0         [V04    ] (  1,  1   )   byref  ->  [rbp-0x28]  do-not-enreg[] must-init
 ;  V05 loc1         [V05    ] (  1,  1   )     int  ->  [rbp-0x30]  do-not-enreg[X] addr-exposed ld-addr-op
 ;  V06 loc2         [V06    ] (  1,  1   )     int  ->  [rbp-0x38]  do-not-enreg[X] addr-exposed ld-addr-op
 ;# V07 OutArgs      [V07    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V08 tmp1         [V08    ] (  1,  1   )     ref  ->  [rbp-0x40]  do-not-enreg[] must-init "Reusable Box Helper"
 ;  V09 tmp2         [V09    ] (  1,  1   )     ref  ->  [rbp-0x48]  do-not-enreg[] must-init "argument with side effect"
 ;
 ; Lcl frame size = 80
 
 G_M37961_IG01:
        push     rbp
        sub      rsp, 80
        lea      rbp, [rsp+0x50]
        xor      eax, eax
        mov      qword ptr [rbp-0x48], rax
        vxorps   xmm8, xmm8, xmm8
        vmovdqu  ymmword ptr [rbp-0x40], ymm8
        mov      gword ptr [rbp-0x08], rdi
        mov      dword ptr [rbp-0x0C], esi
        vmovsd   qword ptr [rbp-0x18], xmm0
        mov      qword ptr [rbp-0x20], rdx
 						;; size=42 bbWeight=1 PerfScore 9.33
 G_M37961_IG02:
        mov      eax, dword ptr [rbp-0x0C]
        mov      rcx, gword ptr [rbp-0x08]
        cmp      eax, dword ptr [rcx+0x38]
        jb       SHORT G_M37961_IG03
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.ThrowHelper:ThrowIndexArgumentOutOfRange()
        call     [rax]System.Collections.ThrowHelper:ThrowIndexArgumentOutOfRange()
 						;; size=24 bbWeight=1 PerfScore 9.25
 G_M37961_IG03:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x40], rax
-       mov      rax, gword ptr [rbp-0x40]
-       vmovsd   xmm0, qword ptr [rbp-0x18]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x40]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rax, gword ptr [rbp-0x08]
        mov      rax, gword ptr [rax+0x18]
        mov      ecx, dword ptr [rbp-0x0C]
        cmp      ecx, dword ptr [rax+0x08]
        jae      G_M37961_IG10
        mov      edx, ecx
        imul     rdx, rdx, 24
        lea      rax, bword ptr [rax+rdx+0x10]
        mov      bword ptr [rbp-0x28], rax
        mov      rax, gword ptr [rbp-0x08]
        cmp      gword ptr [rax+0x08], 0
        jne      SHORT G_M37961_IG05
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.EqualityComparer`1[double]:get_Default():System.Collections.Generic.EqualityComparer`1[double]
        call     [rax]System.Collections.Generic.EqualityComparer`1[double]:get_Default():System.Collections.Generic.EqualityComparer`1[double]
        mov      gword ptr [rbp-0x48], rax
        mov      rdi, gword ptr [rbp-0x48]
        mov      rax, bword ptr [rbp-0x28]
        vmovsd   xmm1, qword ptr [rax+0x08]
        vmovsd   xmm0, qword ptr [rbp-0x18]
        mov      rax, gword ptr [rbp-0x48]
        mov      rax, qword ptr [rax]
        mov      rax, qword ptr [rax+0x40]
        call     [rax+0x20]System.Collections.Generic.EqualityComparer`1[double]:Equals(double,double):ubyte:this
        test     eax, eax
        je       SHORT G_M37961_IG07
        mov      rax, bword ptr [rbp-0x28]
        mov      rcx, qword ptr [rbp-0x20]
        mov      qword ptr [rax+0x10], rcx
-						;; size=169 bbWeight=1 PerfScore 55.50
+						;; size=110 bbWeight=1 PerfScore 42.75
 G_M37961_IG04:
        add      rsp, 80
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 G_M37961_IG05:
        mov      rax, gword ptr [rbp-0x08]
        mov      rdi, gword ptr [rax+0x08]
        mov      rax, bword ptr [rbp-0x28]
        vmovsd   xmm1, qword ptr [rax+0x08]
        vmovsd   xmm0, qword ptr [rbp-0x18]
        mov      r11, 0xD1FFAB1E      ; code for System.Collections.Generic.IEqualityComparer`1[double]:Equals(double,double):ubyte:this
        call     [r11]System.Collections.Generic.IEqualityComparer`1[double]:Equals(double,double):ubyte:this
        test     eax, eax
        je       SHORT G_M37961_IG07
        mov      rax, bword ptr [rbp-0x28]
        mov      rcx, qword ptr [rbp-0x20]
        mov      qword ptr [rax+0x10], rcx
 						;; size=51 bbWeight=1 PerfScore 18.50
 G_M37961_IG06:
        add      rsp, 80
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 G_M37961_IG07:
        xor      eax, eax
        mov      dword ptr [rbp-0x30], eax
        xor      eax, eax
        mov      dword ptr [rbp-0x38], eax
        lea      rsi, [rbp-0x30]
        lea      rdx, [rbp-0x38]
        mov      rdi, gword ptr [rbp-0x08]
        vmovsd   xmm0, qword ptr [rbp-0x18]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double,byref,byref):int:this
        call     [rax]System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double,byref,byref):int:this
        test     eax, eax
        jl       SHORT G_M37961_IG08
        vmovsd   xmm0, qword ptr [rbp-0x18]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.ThrowHelper:ThrowDuplicateKey[double](double)
        call     [rax]System.Collections.ThrowHelper:ThrowDuplicateKey[double](double)
 						;; size=60 bbWeight=1 PerfScore 18.25
 G_M37961_IG08:
        mov      rdi, gword ptr [rbp-0x08]
        mov      esi, dword ptr [rbp-0x0C]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:RemoveEntryFromBucket(int):this
        call     [rax]System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:RemoveEntryFromBucket(int):this
        mov      rax, bword ptr [rbp-0x28]
        mov      ecx, dword ptr [rbp-0x30]
        mov      dword ptr [rax+0x04], ecx
        mov      rax, bword ptr [rbp-0x28]
        vmovsd   xmm0, qword ptr [rbp-0x18]
        vmovsd   qword ptr [rax+0x08], xmm0
        mov      rax, bword ptr [rbp-0x28]
        mov      rcx, qword ptr [rbp-0x20]
        mov      qword ptr [rax+0x10], rcx
        mov      rdi, gword ptr [rbp-0x08]
        mov      rsi, bword ptr [rbp-0x28]
        mov      edx, dword ptr [rbp-0x0C]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:PushEntryIntoBucket(byref,int):this
        call     [rax]System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:PushEntryIntoBucket(byref,int):this
        mov      rax, gword ptr [rbp-0x08]
        inc      dword ptr [rax+0x3C]
        mov      rax, gword ptr [rbp-0x08]
        mov      rdx, gword ptr [rax+0x18]
        mov      rdi, gword ptr [rbp-0x08]
        mov      esi, dword ptr [rbp-0x38]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:RehashIfNecessary(uint,System.Collections.Generic.OrderedDictionary`2+Entry[double,System.Nullable`1[int]][]):this
        call     [rax]System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:RehashIfNecessary(uint,System.Collections.Generic.OrderedDictionary`2+Entry[double,System.Nullable`1[int]][]):this
        nop      
 						;; size=113 bbWeight=1 PerfScore 36.00
 G_M37961_IG09:
        add      rsp, 80
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 G_M37961_IG10:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 483, prolog size 26, PerfScore 152.08, instruction count 120, allocated bytes for code 483 (MethodHash=ed356bb6) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:SetAt(int,double,System.Nullable`1[int]):this (Tier0)
+; Total bytes of code 424, prolog size 26, PerfScore 139.33, instruction count 110, allocated bytes for code 424 (MethodHash=ed356bb6) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:SetAt(int,double,System.Nullable`1[int]):this (Tier0)

-59 (-46.46 % of base) - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryAdd(double,System.Nullable`1[int]):ubyte:this

 ; Assembly listing for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryAdd(double,System.Nullable`1[int]):ubyte:this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )  double  ->  [rbp-0x10]  do-not-enreg[]
 ;  V02 arg2         [V02    ] (  1,  1   )  struct ( 8) [rbp-0x18]  do-not-enreg[S] <System.Nullable`1[int]>
 ;# V03 OutArgs      [V03    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V04 tmp1         [V04    ] (  1,  1   )     ref  ->  [rbp-0x20]  do-not-enreg[] must-init "Reusable Box Helper"
 ;
 ; Lcl frame size = 32
 
 G_M42298_IG01:
        push     rbp
        sub      rsp, 32
        lea      rbp, [rsp+0x20]
        xor      eax, eax
        mov      qword ptr [rbp-0x20], rax
        mov      gword ptr [rbp-0x08], rdi
        vmovsd   qword ptr [rbp-0x10], xmm0
        mov      qword ptr [rbp-0x18], rsi
 						;; size=29 bbWeight=1 PerfScore 6.00
 G_M42298_IG02:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x20], rax
-       mov      rax, gword ptr [rbp-0x20]
-       vmovsd   xmm0, qword ptr [rbp-0x10]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x20]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rdi, gword ptr [rbp-0x08]
        mov      rdx, qword ptr [rbp-0x18]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        mov      esi, -1
        xor      ecx, ecx
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryInsert(int,double,System.Nullable`1[int],int):ubyte:this
        call     [rax]System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryInsert(int,double,System.Nullable`1[int],int):ubyte:this
        nop      
-						;; size=92 bbWeight=1 PerfScore 21.75
+						;; size=33 bbWeight=1 PerfScore 9.00
 G_M42298_IG03:
        add      rsp, 32
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 
-; Total bytes of code 127, prolog size 16, PerfScore 29.50, instruction count 29, allocated bytes for code 127 (MethodHash=72125ac5) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryAdd(double,System.Nullable`1[int]):ubyte:this (Tier0)
+; Total bytes of code 68, prolog size 16, PerfScore 16.75, instruction count 19, allocated bytes for code 68 (MethodHash=72125ac5) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryAdd(double,System.Nullable`1[int]):ubyte:this (Tier0)

-59 (-31.05 % of base) - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this

 ; Assembly listing for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )  double  ->  [rbp-0x10]  do-not-enreg[]
 ;  V02 arg2         [V02    ] (  1,  1   )   byref  ->  [rbp-0x18]  do-not-enreg[]
 ;  V03 loc0         [V03    ] (  1,  1   )     int  ->  [rbp-0x1C]  do-not-enreg[]
 ;# V04 OutArgs      [V04    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V05 tmp1         [V05    ] (  1,  1   )     ref  ->  [rbp-0x28]  do-not-enreg[] must-init "Reusable Box Helper"
 ;
 ; Lcl frame size = 48
 
 G_M4178_IG01:
        push     rbp
        sub      rsp, 48
        lea      rbp, [rsp+0x30]
        xor      eax, eax
        mov      qword ptr [rbp-0x28], rax
        mov      gword ptr [rbp-0x08], rdi
        vmovsd   qword ptr [rbp-0x10], xmm0
        mov      bword ptr [rbp-0x18], rsi
 						;; size=29 bbWeight=1 PerfScore 6.00
 G_M4178_IG02:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x28], rax
-       mov      rax, gword ptr [rbp-0x28]
-       vmovsd   xmm0, qword ptr [rbp-0x10]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x28]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rdi, gword ptr [rbp-0x08]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double):int:this
        call     [rax]System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:IndexOf(double):int:this
        mov      dword ptr [rbp-0x1C], eax
        cmp      dword ptr [rbp-0x1C], 0
        jl       SHORT G_M4178_IG04
        mov      rax, gword ptr [rbp-0x08]
        mov      rax, gword ptr [rax+0x18]
        mov      ecx, dword ptr [rbp-0x1C]
        cmp      ecx, dword ptr [rax+0x08]
        jae      SHORT G_M4178_IG06
        mov      edx, ecx
        imul     rdx, rdx, 24
        lea      rax, bword ptr [rax+rdx+0x10]
        mov      rcx, bword ptr [rbp-0x18]
        mov      rdx, qword ptr [rax+0x10]
        mov      qword ptr [rcx], rdx
        mov      eax, 1
-						;; size=132 bbWeight=1 PerfScore 39.50
+						;; size=73 bbWeight=1 PerfScore 26.75
 G_M4178_IG03:
        add      rsp, 48
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 G_M4178_IG04:
        mov      rax, bword ptr [rbp-0x18]
        xor      ecx, ecx
        mov      qword ptr [rax], rcx
        xor      eax, eax
 						;; size=11 bbWeight=1 PerfScore 2.50
 G_M4178_IG05:
        add      rsp, 48
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 G_M4178_IG06:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 190, prolog size 16, PerfScore 51.50, instruction count 49, allocated bytes for code 190 (MethodHash=4854efad) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this (Tier0)
+; Total bytes of code 131, prolog size 16, PerfScore 38.75, instruction count 39, allocated bytes for code 131 (MethodHash=4854efad) for method System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this (Tier0)

-59 (-34.30 % of base) - System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this

 ; Assembly listing for method System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )  double  ->  [rbp-0x10]  do-not-enreg[]
 ;  V02 arg2         [V02    ] (  1,  1   )  struct ( 8) [rbp-0x18]  do-not-enreg[S] <System.Nullable`1[int]>
 ;# V03 OutArgs      [V03    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V04 tmp1         [V04    ] (  1,  1   )     ref  ->  [rbp-0x20]  do-not-enreg[] must-init "Reusable Box Helper"
 ;  V05 tmp2         [V05    ] (  1,  1   )  struct (16) [rbp-0x30]  do-not-enreg[XSA] multireg-arg addr-exposed ld-addr-op "NewObj constructor temp" <System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]>
 ;  V06 tmp3         [V06    ] (  1,  1   )     ref  ->  [rbp-0x38]  do-not-enreg[] must-init class-hnd exact "impAppendStmt" <System.Collections.Generic.TreeSet`1[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]>
 ;
 ; Lcl frame size = 64
 
 G_M62164_IG01:
        push     rbp
        sub      rsp, 64
        lea      rbp, [rsp+0x40]
        xor      eax, eax
        mov      qword ptr [rbp-0x20], rax
        mov      qword ptr [rbp-0x38], rax
        mov      gword ptr [rbp-0x08], rdi
        vmovsd   qword ptr [rbp-0x10], xmm0
        mov      qword ptr [rbp-0x18], rsi
 						;; size=33 bbWeight=1 PerfScore 7.00
 G_M62164_IG02:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x20], rax
-       mov      rax, gword ptr [rbp-0x20]
-       vmovsd   xmm0, qword ptr [rbp-0x10]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x20]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        vxorps   xmm0, xmm0, xmm0
        vmovups  xmmword ptr [rbp-0x30], xmm0
        mov      rax, gword ptr [rbp-0x08]
        mov      rax, gword ptr [rax+0x18]
        mov      gword ptr [rbp-0x38], rax
        lea      rdi, [rbp-0x30]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        mov      rsi, qword ptr [rbp-0x18]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]:.ctor(double,System.Nullable`1[int]):this
        call     [rax]System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]:.ctor(double,System.Nullable`1[int]):this
        vmovsd   xmm0, qword ptr [rbp-0x30]
        mov      rsi, qword ptr [rbp-0x28]
        mov      rdi, gword ptr [rbp-0x38]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.SortedSet`1[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]:Add(System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]):ubyte:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Collections.Generic.SortedSet`1[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]:Add(System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]):ubyte:this
        nop      
-						;; size=133 bbWeight=1 PerfScore 37.33
+						;; size=74 bbWeight=1 PerfScore 24.58
 G_M62164_IG03:
        add      rsp, 64
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 
-; Total bytes of code 172, prolog size 20, PerfScore 46.08, instruction count 39, allocated bytes for code 172 (MethodHash=82300d2b) for method System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)
+; Total bytes of code 113, prolog size 20, PerfScore 33.33, instruction count 29, allocated bytes for code 113 (MethodHash=82300d2b) for method System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)

-59 (-33.91 % of base) - System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:ContainsKey(double):ubyte:this

 ; Assembly listing for method System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:ContainsKey(double):ubyte:this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )  double  ->  [rbp-0x10]  do-not-enreg[]
 ;  V02 loc0         [V02    ] (  1,  1   )  struct ( 8) [rbp-0x18]  do-not-enreg[S] ld-addr-op <System.Nullable`1[int]>
 ;# V03 OutArgs      [V03    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V04 tmp1         [V04    ] (  1,  1   )     ref  ->  [rbp-0x20]  do-not-enreg[] must-init "Reusable Box Helper"
 ;  V05 tmp2         [V05    ] (  1,  1   )     ref  ->  [rbp-0x28]  do-not-enreg[] must-init class-hnd exact "impAppendStmt" <System.Collections.Generic.TreeSet`1[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]>
 ;  V06 tmp3         [V06    ] (  1,  1   )  struct (16) [rbp-0x38]  do-not-enreg[XSA] multireg-arg addr-exposed ld-addr-op "NewObj constructor temp" <System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]>
 ;
 ; Lcl frame size = 64
 
 G_M13622_IG01:
        push     rbp
        sub      rsp, 64
        lea      rbp, [rsp+0x40]
        xor      eax, eax
        mov      qword ptr [rbp-0x20], rax
        mov      qword ptr [rbp-0x28], rax
        mov      gword ptr [rbp-0x08], rdi
        vmovsd   qword ptr [rbp-0x10], xmm0
 						;; size=29 bbWeight=1 PerfScore 6.00
 G_M13622_IG02:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x20], rax
-       mov      rax, gword ptr [rbp-0x20]
-       vmovsd   xmm0, qword ptr [rbp-0x10]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x20]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rax, gword ptr [rbp-0x08]
        mov      rax, gword ptr [rax+0x18]
        mov      gword ptr [rbp-0x28], rax
        xor      eax, eax
        mov      qword ptr [rbp-0x18], rax
        vxorps   xmm0, xmm0, xmm0
        vmovups  xmmword ptr [rbp-0x38], xmm0
        lea      rdi, [rbp-0x38]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        mov      rsi, qword ptr [rbp-0x18]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]:.ctor(double,System.Nullable`1[int]):this
        call     [rax]System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]:.ctor(double,System.Nullable`1[int]):this
        vmovsd   xmm0, qword ptr [rbp-0x38]
        mov      rsi, qword ptr [rbp-0x30]
        mov      rdi, gword ptr [rbp-0x28]
        mov      rax, gword ptr [rbp-0x28]
        mov      rax, qword ptr [rax]
        mov      rax, qword ptr [rax+0x50]
        call     [rax+0x18]System.Collections.Generic.SortedSet`1[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]:Contains(System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]):ubyte:this
        nop      
-						;; size=139 bbWeight=1 PerfScore 40.33
+						;; size=80 bbWeight=1 PerfScore 27.58
 G_M13622_IG03:
        add      rsp, 64
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 
-; Total bytes of code 174, prolog size 20, PerfScore 48.08, instruction count 41, allocated bytes for code 174 (MethodHash=c2bacac9) for method System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:ContainsKey(double):ubyte:this (Tier0)
+; Total bytes of code 115, prolog size 20, PerfScore 35.33, instruction count 31, allocated bytes for code 115 (MethodHash=c2bacac9) for method System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:ContainsKey(double):ubyte:this (Tier0)

-59 (-33.91 % of base) - System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:Remove(double):ubyte:this

 ; Assembly listing for method System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:Remove(double):ubyte:this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )  double  ->  [rbp-0x10]  do-not-enreg[]
 ;  V02 loc0         [V02    ] (  1,  1   )  struct ( 8) [rbp-0x18]  do-not-enreg[S] ld-addr-op <System.Nullable`1[int]>
 ;# V03 OutArgs      [V03    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V04 tmp1         [V04    ] (  1,  1   )     ref  ->  [rbp-0x20]  do-not-enreg[] must-init "Reusable Box Helper"
 ;  V05 tmp2         [V05    ] (  1,  1   )     ref  ->  [rbp-0x28]  do-not-enreg[] must-init class-hnd exact "impAppendStmt" <System.Collections.Generic.TreeSet`1[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]>
 ;  V06 tmp3         [V06    ] (  1,  1   )  struct (16) [rbp-0x38]  do-not-enreg[XSA] multireg-arg addr-exposed ld-addr-op "NewObj constructor temp" <System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]>
 ;
 ; Lcl frame size = 64
 
 G_M55812_IG01:
        push     rbp
        sub      rsp, 64
        lea      rbp, [rsp+0x40]
        xor      eax, eax
        mov      qword ptr [rbp-0x20], rax
        mov      qword ptr [rbp-0x28], rax
        mov      gword ptr [rbp-0x08], rdi
        vmovsd   qword ptr [rbp-0x10], xmm0
 						;; size=29 bbWeight=1 PerfScore 6.00
 G_M55812_IG02:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x20], rax
-       mov      rax, gword ptr [rbp-0x20]
-       vmovsd   xmm0, qword ptr [rbp-0x10]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x20]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rax, gword ptr [rbp-0x08]
        mov      rax, gword ptr [rax+0x18]
        mov      gword ptr [rbp-0x28], rax
        xor      eax, eax
        mov      qword ptr [rbp-0x18], rax
        vxorps   xmm0, xmm0, xmm0
        vmovups  xmmword ptr [rbp-0x38], xmm0
        lea      rdi, [rbp-0x38]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        mov      rsi, qword ptr [rbp-0x18]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]:.ctor(double,System.Nullable`1[int]):this
        call     [rax]System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]:.ctor(double,System.Nullable`1[int]):this
        vmovsd   xmm0, qword ptr [rbp-0x38]
        mov      rsi, qword ptr [rbp-0x30]
        mov      rdi, gword ptr [rbp-0x28]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.SortedSet`1[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]:Remove(System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]):ubyte:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Collections.Generic.SortedSet`1[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]:Remove(System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]):ubyte:this
        nop      
-						;; size=139 bbWeight=1 PerfScore 38.58
+						;; size=80 bbWeight=1 PerfScore 25.83
 G_M55812_IG03:
        add      rsp, 64
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 
-; Total bytes of code 174, prolog size 20, PerfScore 46.33, instruction count 40, allocated bytes for code 174 (MethodHash=9f4c25fb) for method System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:Remove(double):ubyte:this (Tier0)
+; Total bytes of code 115, prolog size 20, PerfScore 33.58, instruction count 30, allocated bytes for code 115 (MethodHash=9f4c25fb) for method System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:Remove(double):ubyte:this (Tier0)

-59 (-21.15 % of base) - System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this

 ; Assembly listing for method System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )  double  ->  [rbp-0x10]  do-not-enreg[]
 ;  V02 arg2         [V02    ] (  1,  1   )   byref  ->  [rbp-0x18]  do-not-enreg[]
 ;  V03 loc0         [V03    ] (  1,  1   )     ref  ->  [rbp-0x20]  do-not-enreg[] must-init class-hnd exact <System.Collections.Generic.SortedSet`1+Node[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]>
 ;  V04 loc1         [V04    ] (  1,  1   )  struct ( 8) [rbp-0x28]  do-not-enreg[S] ld-addr-op <System.Nullable`1[int]>
 ;  V05 loc2         [V05    ] (  1,  1   )  struct (16) [rbp-0x38]  do-not-enreg[XS] addr-exposed ld-addr-op <System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]>
 ;# V06 OutArgs      [V06    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V07 tmp1         [V07    ] (  1,  1   )     ref  ->  [rbp-0x40]  do-not-enreg[] must-init "Reusable Box Helper"
 ;  V08 tmp2         [V08    ] (  1,  1   )     ref  ->  [rbp-0x48]  do-not-enreg[] must-init class-hnd exact "impAppendStmt" <System.Collections.Generic.TreeSet`1[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]>
 ;  V09 tmp3         [V09    ] (  1,  1   )  struct (16) [rbp-0x58]  do-not-enreg[XSA] multireg-arg addr-exposed ld-addr-op "NewObj constructor temp" <System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]>
 ;  V10 tmp4         [V10    ] (  1,  1   )  struct (16) [rbp-0x68]  do-not-enreg[SR] multireg-ret "Return value temp for multireg return" <System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]>
 ;
 ; Lcl frame size = 112
 
 G_M26086_IG01:
        push     rbp
        sub      rsp, 112
        lea      rbp, [rsp+0x70]
        xor      eax, eax
        mov      qword ptr [rbp-0x48], rax
        vxorps   xmm8, xmm8, xmm8
        vmovdqu  ymmword ptr [rbp-0x40], ymm8
        mov      qword ptr [rbp-0x20], rax
        mov      gword ptr [rbp-0x08], rdi
        vmovsd   qword ptr [rbp-0x10], xmm0
        mov      bword ptr [rbp-0x18], rsi
 						;; size=43 bbWeight=1 PerfScore 9.33
 G_M26086_IG02:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x40], rax
-       mov      rax, gword ptr [rbp-0x40]
-       vmovsd   xmm0, qword ptr [rbp-0x10]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x40]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rax, gword ptr [rbp-0x08]
        mov      rax, gword ptr [rax+0x18]
        mov      gword ptr [rbp-0x48], rax
        xor      eax, eax
        mov      qword ptr [rbp-0x28], rax
        vxorps   xmm0, xmm0, xmm0
        vmovups  xmmword ptr [rbp-0x58], xmm0
        lea      rdi, [rbp-0x58]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        mov      rsi, qword ptr [rbp-0x28]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]:.ctor(double,System.Nullable`1[int]):this
        call     [rax]System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]:.ctor(double,System.Nullable`1[int]):this
        vmovsd   xmm0, qword ptr [rbp-0x58]
        mov      rsi, qword ptr [rbp-0x50]
        mov      rdi, gword ptr [rbp-0x48]
        mov      rax, gword ptr [rbp-0x48]
        mov      rax, qword ptr [rax]
        mov      rax, qword ptr [rax+0x58]
        call     [rax]System.Collections.Generic.SortedSet`1[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]:FindNode(System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]):System.Collections.Generic.SortedSet`1+Node[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]:this
        mov      gword ptr [rbp-0x20], rax
        cmp      gword ptr [rbp-0x20], 0
        jne      SHORT G_M26086_IG04
        mov      rax, bword ptr [rbp-0x18]
        xor      ecx, ecx
        mov      qword ptr [rax], rcx
        xor      eax, eax
-						;; size=159 bbWeight=1 PerfScore 46.58
+						;; size=100 bbWeight=1 PerfScore 33.83
 G_M26086_IG03:
        add      rsp, 112
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 G_M26086_IG04:
        mov      rdi, gword ptr [rbp-0x20]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.SortedSet`1+Node[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]:get_Item():System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Collections.Generic.SortedSet`1+Node[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]:get_Item():System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]:this
        vmovsd   qword ptr [rbp-0x68], xmm0
        mov      qword ptr [rbp-0x60], rax
        vmovups  xmm0, xmmword ptr [rbp-0x68]
        vmovups  xmmword ptr [rbp-0x38], xmm0
        lea      rdi, [rbp-0x38]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]:get_Value():System.Nullable`1[int]:this
        call     [rax]System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]:get_Value():System.Nullable`1[int]:this
        mov      rcx, bword ptr [rbp-0x18]
        mov      qword ptr [rcx], rax
        mov      eax, 1
 						;; size=65 bbWeight=1 PerfScore 19.25
 G_M26086_IG05:
        add      rsp, 112
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 
-; Total bytes of code 279, prolog size 30, PerfScore 78.67, instruction count 67, allocated bytes for code 279 (MethodHash=fbd89a19) for method System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this (Tier0)
+; Total bytes of code 220, prolog size 30, PerfScore 65.92, instruction count 57, allocated bytes for code 220 (MethodHash=fbd89a19) for method System.Collections.Generic.SortedDictionary`2[double,System.Nullable`1[int]]:TryGetValue(double,byref):ubyte:this (Tier0)

-59 (-17.25 % of base) - System.Collections.Generic.SortedList`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this

 ; Assembly listing for method System.Collections.Generic.SortedList`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; Tier0 code
 ; rbp based frame
 ; partially interruptible
 ; Final local variable assignments
 ;
 ;  V00 this         [V00    ] (  1,  1   )     ref  ->  [rbp-0x08]  do-not-enreg[] this class-hnd <System.Collections.Generic.SortedList`2[double,System.Nullable`1[int]]>
 ;  V01 arg1         [V01    ] (  1,  1   )  double  ->  [rbp-0x10]  do-not-enreg[]
 ;  V02 arg2         [V02    ] (  1,  1   )  struct ( 8) [rbp-0x18]  do-not-enreg[S] <System.Nullable`1[int]>
 ;  V03 loc0         [V03    ] (  1,  1   )     int  ->  [rbp-0x1C]  do-not-enreg[]
 ;# V04 OutArgs      [V04    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V05 tmp1         [V05    ] (  1,  1   )     ref  ->  [rbp-0x28]  do-not-enreg[] must-init "Reusable Box Helper"
 ;  V06 tmp2         [V06    ] (  1,  1   )     ref  ->  [rbp-0x30]  do-not-enreg[] must-init class-hnd exact "impImportAndPushBox" <System.String>
 ;  V07 tmp3         [V07    ] (  1,  1   )     ref  ->  [rbp-0x38]  do-not-enreg[] must-init class-hnd exact "NewObj constructor temp" <System.ArgumentException>
 ;  V08 tmp4         [V08    ] (  1,  1   )     ref  ->  [rbp-0x40]  do-not-enreg[] must-init "argument with side effect"
 ;  V09 tmp5         [V09    ] (  1,  1   )     ref  ->  [rbp-0x48]  do-not-enreg[] must-init "argument with side effect"
 ;
 ; Lcl frame size = 80
 
 G_M22574_IG01:
        push     rbp
        sub      rsp, 80
        lea      rbp, [rsp+0x50]
        xor      eax, eax
        mov      qword ptr [rbp-0x48], rax
        vxorps   xmm8, xmm8, xmm8
        vmovdqu  ymmword ptr [rbp-0x40], ymm8
        mov      gword ptr [rbp-0x08], rdi
        vmovsd   qword ptr [rbp-0x10], xmm0
        mov      qword ptr [rbp-0x18], rsi
 						;; size=39 bbWeight=1 PerfScore 8.33
 G_M22574_IG02:
-       mov      rdi, 0xD1FFAB1E      ; System.Double
-       call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x28], rax
-       mov      rax, gword ptr [rbp-0x28]
-       vmovsd   xmm0, qword ptr [rbp-0x10]
-       vmovsd   qword ptr [rax+0x08], xmm0
-       mov      rdi, gword ptr [rbp-0x28]
-       mov      rsi, 0xD1FFAB1E      ; 'key'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
-       call     [rax]System.ArgumentNullException:ThrowIfNull(System.Object,System.String)
        mov      rax, gword ptr [rbp-0x08]
        mov      rdi, gword ptr [rax+0x08]
        mov      rax, gword ptr [rbp-0x08]
        mov      rcx, gword ptr [rax+0x18]
        mov      rax, gword ptr [rbp-0x08]
        mov      edx, dword ptr [rax+0x30]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        xor      esi, esi
        mov      rax, 0xD1FFAB1E      ; code for System.Array:BinarySearch[double](double[],int,int,double,System.Collections.Generic.IComparer`1[double]):int
        call     [rax]System.Array:BinarySearch[double](double[],int,int,double,System.Collections.Generic.IComparer`1[double]):int
        mov      dword ptr [rbp-0x1C], eax
        cmp      dword ptr [rbp-0x1C], 0
        jl       G_M22574_IG04
-						;; size=114 bbWeight=1 PerfScore 32.25
+						;; size=55 bbWeight=1 PerfScore 19.50
 G_M22574_IG03:
        mov      rdi, 0xD1FFAB1E      ; System.Double
        call     CORINFO_HELP_NEWSFAST
        mov      gword ptr [rbp-0x28], rax
        mov      rax, 0xD1FFAB1E      ; code for System.SR:get_Argument_AddingDuplicate():System.String
        call     [rax]System.SR:get_Argument_AddingDuplicate():System.String
        mov      gword ptr [rbp-0x30], rax
        mov      rax, gword ptr [rbp-0x28]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        vmovsd   qword ptr [rax+0x08], xmm0
        mov      rdi, 0xD1FFAB1E      ; System.ArgumentException
        call     CORINFO_HELP_NEWSFAST
        mov      gword ptr [rbp-0x38], rax
        mov      rsi, gword ptr [rbp-0x28]
        mov      rdi, gword ptr [rbp-0x30]
        mov      rax, 0xD1FFAB1E      ; code for System.SR:Format(System.String,System.Object):System.String
        call     [rax]System.SR:Format(System.String,System.Object):System.String
        mov      gword ptr [rbp-0x40], rax
        mov      edi, 0x869
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      gword ptr [rbp-0x48], rax
        mov      rsi, gword ptr [rbp-0x40]
        mov      rdx, gword ptr [rbp-0x48]
        mov      rdi, gword ptr [rbp-0x38]
        mov      rax, 0xD1FFAB1E      ; code for System.ArgumentException:.ctor(System.String,System.String):this
        call     [rax]System.ArgumentException:.ctor(System.String,System.String):this
        mov      rdi, gword ptr [rbp-0x38]
        call     CORINFO_HELP_THROW
        int3     
 						;; size=150 bbWeight=0 PerfScore 0.00
 G_M22574_IG04:
        mov      eax, dword ptr [rbp-0x1C]
        mov      esi, eax
        not      esi
        mov      rdi, gword ptr [rbp-0x08]
        vmovsd   xmm0, qword ptr [rbp-0x10]
        mov      rdx, qword ptr [rbp-0x18]
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.SortedList`2[double,System.Nullable`1[int]]:Insert(int,double,System.Nullable`1[int]):this
        call     [rax]System.Collections.Generic.SortedList`2[double,System.Nullable`1[int]]:Insert(int,double,System.Nullable`1[int]):this
        nop      
 						;; size=33 bbWeight=1 PerfScore 10.00
 G_M22574_IG05:
        add      rsp, 80
        pop      rbp
        ret      
 						;; size=6 bbWeight=1 PerfScore 1.75
 
-; Total bytes of code 342, prolog size 26, PerfScore 52.33, instruction count 74, allocated bytes for code 342 (MethodHash=8f1ea7d1) for method System.Collections.Generic.SortedList`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)
+; Total bytes of code 283, prolog size 26, PerfScore 39.58, instruction count 64, allocated bytes for code 283 (MethodHash=8f1ea7d1) for method System.Collections.Generic.SortedList`2[double,System.Nullable`1[int]]:Add(double,System.Nullable`1[int]):this (Tier0)

Larger list of diffs: https://gist.github.com/MihuBot/925d0f922d43f4c51e1f36b33d0bdfb5

[MihuBot]

@EgorBo