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[JitDiff X64] [EgorBo] Never use heap for return buffers #987

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MihuBot opened this issue Feb 6, 2025 · 3 comments
Open

[JitDiff X64] [EgorBo] Never use heap for return buffers #987

MihuBot opened this issue Feb 6, 2025 · 3 comments

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MihuBot commented Feb 6, 2025 •
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Job completed in 18 minutes 16 seconds (remote runner delay: 1 minute 19 seconds).
dotnet/runtime#112060

Diffs

Diffs 
Found 180 files with textual diffs.

Summary of Code Size diffs:
(Lower is better)

Total bytes of base: 43686873
Total bytes of diff: 43683234
Total bytes of delta: -3639 (-0.01 % of base)
Total relative delta: -108.03
    diff is an improvement.
    relative diff is an improvement.


Top file regressions (bytes):
        1162 : System.Threading.Tasks.Parallel.dasm (0.46 % of base)
         849 : System.Text.Json.dasm (0.06 % of base)
         830 : System.Linq.AsyncEnumerable.dasm (0.06 % of base)
         526 : System.Linq.Parallel.dasm (0.02 % of base)
         472 : System.Net.NetworkInformation.dasm (0.97 % of base)
         468 : System.Linq.dasm (0.04 % of base)
         167 : System.Net.Security.dasm (0.07 % of base)
         137 : ILCompiler.Reflection.ReadyToRun.dasm (0.06 % of base)
         135 : System.Data.Common.dasm (0.01 % of base)
         112 : System.Runtime.InteropServices.dasm (0.47 % of base)
          78 : Microsoft.Extensions.Http.dasm (0.11 % of base)
          69 : System.IO.Compression.dasm (0.07 % of base)
          57 : Microsoft.Extensions.Configuration.FileExtensions.dasm (1.23 % of base)
          45 : Microsoft.Extensions.FileSystemGlobbing.dasm (0.18 % of base)
          30 : System.Threading.Tasks.Dataflow.dasm (0.00 % of base)
          20 : System.Diagnostics.Process.dasm (0.02 % of base)
          16 : System.Numerics.Tensors.dasm (0.00 % of base)
          15 : Microsoft.Extensions.Caching.Abstractions.dasm (0.04 % of base)
          14 : System.Linq.Queryable.dasm (0.00 % of base)
           5 : System.Transactions.Local.dasm (0.00 % of base)
           3 : System.Composition.Hosting.dasm (0.00 % of base)

Top file improvements (bytes):
       -2656 : System.Private.CoreLib.dasm (-0.04 % of base)
       -1337 : System.Collections.dasm (-0.32 % of base)
        -892 : System.Security.Cryptography.dasm (-0.08 % of base)
        -663 : System.Memory.dasm (-0.23 % of base)
        -429 : System.Net.WebSockets.dasm (-0.29 % of base)
        -331 : System.Text.RegularExpressions.dasm (-0.04 % of base)
        -325 : System.Collections.Immutable.dasm (-0.02 % of base)
        -268 : System.Reflection.Metadata.dasm (-0.05 % of base)
        -239 : System.Private.Xml.dasm (-0.01 % of base)
        -188 : System.Diagnostics.DiagnosticSource.dasm (-0.08 % of base)
        -177 : System.Threading.RateLimiting.dasm (-0.11 % of base)
        -177 : System.Threading.Channels.dasm (-0.08 % of base)
        -113 : System.Net.Http.dasm (-0.01 % of base)
        -102 : Microsoft.Extensions.DependencyInjection.dasm (-0.15 % of base)
        -100 : System.Security.Cryptography.Pkcs.dasm (-0.03 % of base)
         -98 : System.IO.Pipelines.dasm (-0.12 % of base)
         -83 : Microsoft.Extensions.DependencyModel.dasm (-0.11 % of base)
         -81 : System.Reflection.MetadataLoadContext.dasm (-0.04 % of base)
         -75 : Microsoft.Extensions.Primitives.dasm (-0.28 % of base)
         -75 : System.ComponentModel.Composition.dasm (-0.02 % of base)
         -61 : System.Reflection.Context.dasm (-0.10 % of base)
         -54 : System.Reflection.Emit.dasm (-0.04 % of base)
         -53 : System.Net.Sockets.dasm (-0.02 % of base)
         -47 : Markdig.dasm (-0.01 % of base)
         -37 : System.Runtime.Numerics.dasm (-0.03 % of base)
         -28 : System.Drawing.Primitives.dasm (-0.08 % of base)
         -26 : System.IO.IsolatedStorage.dasm (-0.11 % of base)
         -19 : System.Formats.Tar.dasm (-0.01 % of base)
         -18 : System.Security.Cryptography.Cose.dasm (-0.03 % of base)
         -17 : System.Formats.Nrbf.dasm (-0.03 % of base)
         -16 : Microsoft.Extensions.Logging.dasm (-0.05 % of base)
         -13 : System.Net.Ping.dasm (-0.02 % of base)
         -10 : System.Net.Http.Json.dasm (-0.00 % of base)
         -10 : System.Formats.Asn1.dasm (-0.01 % of base)
          -9 : System.DirectoryServices.Protocols.dasm (-0.01 % of base)
          -8 : System.Console.dasm (-0.01 % of base)
          -8 : Yarp.ReverseProxy.dasm (-0.00 % of base)
          -4 : System.ComponentModel.TypeConverter.dasm (-0.00 % of base)
          -1 : System.IO.FileSystem.Watcher.dasm (-0.00 % of base)
          -1 : System.Linq.Expressions.dasm (-0.00 % of base)

61 total files with Code Size differences (40 improved, 21 regressed), 202 unchanged.

Top method regressions (bytes):
         165 (11.01 % of base) : System.Threading.Tasks.Parallel.dasm - System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[System.__Canon,long]:<ForWorker>b__1(byref,long,byref):this (FullOpts)
         162 (10.96 % of base) : System.Threading.Tasks.Parallel.dasm - System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[int,long]:<ForWorker>b__1(byref,long,byref):this (FullOpts)
         162 (10.96 % of base) : System.Threading.Tasks.Parallel.dasm - System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[short,long]:<ForWorker>b__1(byref,long,byref):this (FullOpts)
         162 (10.96 % of base) : System.Threading.Tasks.Parallel.dasm - System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[ubyte,long]:<ForWorker>b__1(byref,long,byref):this (FullOpts)
         157 (10.47 % of base) : System.Threading.Tasks.Parallel.dasm - System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[double,long]:<ForWorker>b__1(byref,long,byref):this (FullOpts)
         153 (10.21 % of base) : System.Threading.Tasks.Parallel.dasm - System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[long,long]:<ForWorker>b__1(byref,long,byref):this (FullOpts)
         153 (10.21 % of base) : System.Threading.Tasks.Parallel.dasm - System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[System.Nullable`1[int],long]:<ForWorker>b__1(byref,long,byref):this (FullOpts)
         137 (2.35 % of base) : System.Data.Common.dasm - System.Data.Common.SqlConvert:ChangeType2(System.Object,int,System.Type,System.IFormatProvider):System.Object (FullOpts)
         137 (1.53 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Converters.ObjectWithParameterizedConstructorConverter`1[System.Numerics.Vector`1[float]]:OnTryRead(byref,System.Type,System.Text.Json.JsonSerializerOptions,byref,byref):ubyte:this (FullOpts)
         126 (12.64 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.KeyAnalyzer:TryUseSubstring(System.ReadOnlySpan`1[System.String],ubyte,ubyte,int,int,byref):ubyte (FullOpts)
         126 (32.31 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.LinuxIPGlobalStatistics:.ctor(ubyte):this (FullOpts)
         126 (12.45 % of base) : System.Net.Security.dasm - System.Net.Security.SslStream:CompleteHandshake(System.Net.Security.SslAuthenticationOptions):this (FullOpts)
         122 (0.64 % of base) : System.Data.Common.dasm - System.Data.BinaryNode:EvalBinaryOp(int,System.Data.ExpressionNode,System.Data.ExpressionNode,System.Data.DataRow,int,int[]):System.Object:this (FullOpts)
         120 (21.28 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.JsonConverter`1[System.Numerics.Vector`1[float]]:TryRead(byref,System.Type,System.Text.Json.JsonSerializerOptions,byref,byref,byref):ubyte:this (FullOpts)
         103 (2.84 % of base) : System.Linq.AsyncEnumerable.dasm - System.Linq.AsyncEnumerable+<<MaxAsync>g__Impl|126_0>d`1[System.Numerics.Vector`1[float]]:MoveNext():this (FullOpts)
         103 (2.84 % of base) : System.Linq.AsyncEnumerable.dasm - System.Linq.AsyncEnumerable+<<MinAsync>g__Impl|11_0>d`1[System.Numerics.Vector`1[float]]:MoveNext():this (FullOpts)
         101 (2.37 % of base) : ILCompiler.Reflection.ReadyToRun.dasm - ILCompiler.Reflection.ReadyToRun.ReadyToRunMethod:.ctor(ILCompiler.Reflection.ReadyToRun.ReadyToRunReader,ILCompiler.Reflection.ReadyToRun.IAssemblyMetadata,System.Reflection.Metadata.EntityHandle,int,System.String,System.String,System.String[],System.Nullable`1[int]):this (FullOpts)
          98 (2.73 % of base) : ILCompiler.Reflection.ReadyToRun.dasm - ILCompiler.Reflection.ReadyToRun.PgoInfoKey:.ctor(ILCompiler.Reflection.ReadyToRun.IAssemblyMetadata,System.String,System.Reflection.Metadata.EntityHandle,System.String[]):this (FullOpts)
          96 (5.68 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.JsonCollectionConverter`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:OnTryRead(byref,System.Type,System.Text.Json.JsonSerializerOptions,byref,byref):ubyte:this (FullOpts)
          94 (261.11 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.LinuxIcmpV4Statistics:.ctor():this (FullOpts)
          84 (233.33 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.LinuxIcmpV6Statistics:.ctor():this (FullOpts)
          80 (1.30 % of base) : System.Linq.AsyncEnumerable.dasm - System.Linq.AsyncEnumerable+<<MaxByAsync>g__Impl|10_0>d`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:MoveNext():this (FullOpts)
          78 (60.94 % of base) : Microsoft.Extensions.Http.dasm - Microsoft.Extensions.DependencyInjection.SocketsHttpHandlerBuilderExtensions:Configure(Microsoft.Extensions.DependencyInjection.ISocketsHttpHandlerBuilder,Microsoft.Extensions.Configuration.IConfiguration):Microsoft.Extensions.DependencyInjection.ISocketsHttpHandlerBuilder (FullOpts)
          78 (1.75 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Converters.ObjectDefaultConverter`1[System.Numerics.Vector`1[float]]:OnTryRead(byref,System.Type,System.Text.Json.JsonSerializerOptions,byref,byref):ubyte:this (FullOpts)
          77 (106.94 % of base) : System.Private.CoreLib.dasm - System.Globalization.TimeSpanFormat:.cctor() (FullOpts)
          76 (1.24 % of base) : System.Linq.AsyncEnumerable.dasm - System.Linq.AsyncEnumerable+<<MinByAsync>g__Impl|132_0>d`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:MoveNext():this (FullOpts)
          74 (4.53 % of base) : System.Threading.Tasks.Parallel.dasm - System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[System.Numerics.Vector`1[float],long]:<ForWorker>b__1(byref,long,byref):this (FullOpts)
          71 (10.26 % of base) : System.Security.Cryptography.Pkcs.dasm - System.Security.Cryptography.Pkcs.SignedCms:Decode(System.ReadOnlySpan`1[ubyte]):this (FullOpts)
          66 (5.82 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.KeysAndValuesFrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:.ctor(System.Collections.Generic.Dictionary`2[System.__Canon,System.Nullable`1[int]],ubyte):this (FullOpts)
          62 (42.76 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.LinuxIPInterfaceStatistics:.ctor(System.String):this (FullOpts)
          61 (53.98 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.LinuxTcpStatistics:.ctor(ubyte):this (FullOpts)
          57 (5.92 % of base) : Microsoft.Extensions.Configuration.FileExtensions.dasm - Microsoft.Extensions.Configuration.FileConfigurationProvider:Load(ubyte):this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[double,System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[int,System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[long,System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[short,System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[ubyte,System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          52 (100.00 % of base) : System.Private.CoreLib.dasm - System.Runtime.ExceptionServices.ExceptionDispatchInfo:.ctor(System.Exception):this (FullOpts)
          51 (92.73 % of base) : System.Net.Http.dasm - System.Net.Http.Headers.HttpHeadersNonValidated:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<System.String,System.Net.Http.Headers.HeaderStringValues>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[System.String,System.Net.Http.Headers.HeaderStringValues]]:this (FullOpts)
          51 (92.73 % of base) : System.Net.Http.dasm - System.Net.Http.Headers.HttpHeadersNonValidated:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          50 (69.44 % of base) : System.Data.Common.dasm - System.Data.Common.SqlStringStorage:ConvertValue(System.Object):System.Object:this (FullOpts)
          49 (2.60 % of base) : System.Data.Common.dasm - System.Data.DataColumn:set_DataType(System.Type):this (FullOpts)
          49 (6.69 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.ElementAtQueryOperator`1[System.Numerics.Vector`1[float]]:Aggregate(byref,ubyte):ubyte:this (FullOpts)
          49 (12.93 % of base) : System.Runtime.InteropServices.dasm - System.Runtime.InteropServices.Marshalling.ComVariantMarshaller:TryCreateOleVariantForInterfaceWrapper(System.Object,byref):ubyte (FullOpts)
          48 (21.72 % of base) : System.Net.Http.dasm - System.Net.Http.CreditWaiter:Dispose():this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[double]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[int]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[long]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[short]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[System.__Canon]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[System.Nullable`1[int]]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[System.Numerics.Vector`1[float]]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[ubyte]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          47 (10.90 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.Int32FrozenDictionary`1[int]:.ctor(System.Collections.Generic.Dictionary`2[int,int]):this (FullOpts)
          47 (10.80 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.Int32FrozenDictionary`1[short]:.ctor(System.Collections.Generic.Dictionary`2[int,short]):this (FullOpts)
          47 (10.85 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.Int32FrozenDictionary`1[ubyte]:.ctor(System.Collections.Generic.Dictionary`2[int,ubyte]):this (FullOpts)
          47 (23.62 % of base) : System.Data.Common.dasm - System.Data.SqlTypes.SqlDecimal:.cctor() (FullOpts)
          47 (15.99 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.X509Certificates.X509CertificateLoader+CertKeyMatcher:ExtractPublicKey(byref,System.Security.Cryptography.AsymmetricAlgorithm,int) (FullOpts)
          45 (14.66 % of base) : Microsoft.Extensions.FileSystemGlobbing.dasm - Microsoft.Extensions.FileSystemGlobbing.Internal.PatternContexts.PatternContextRagged:PopDirectory():this (FullOpts)
          45 (29.80 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.LinuxUdpStatistics:.ctor(ubyte):this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[double,System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[int,System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[long,System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[short,System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[ubyte,System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (57.14 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.OrderPreservingPipeliningMergeHelper`2+OrderedPipeliningMergeEnumerator[System.Numerics.Vector`1[float],System.Nullable`1[int]]:TryGetPrivateElement(int,byref):ubyte:this (FullOpts)
          44 (12.79 % of base) : System.Net.Security.dasm - System.Net.Security.SslStream:CreateFatalHandshakeAlertToken(int,System.Security.Cryptography.X509Certificates.X509Chain,byref):this (FullOpts)
          43 (16.73 % of base) : System.Net.Http.dasm - System.Net.Http.CreditWaiter+<>c:<RegisterCancellation>b__7_0(System.Object,System.Threading.CancellationToken):this (FullOpts)
          43 (26.54 % of base) : System.Net.Security.dasm - System.Net.Security.NegotiateStream:.cctor() (FullOpts)
          43 (15.19 % of base) : System.Net.Security.dasm - System.Net.Security.SslStream:.cctor() (FullOpts)
          43 (44.79 % of base) : System.Private.CoreLib.dasm - System.Runtime.ExceptionServices.ExceptionDispatchInfo:Capture(System.Exception):System.Runtime.ExceptionServices.ExceptionDispatchInfo (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[double,System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[int,System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[int,System.Nullable`1[int]]]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[long,System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[long,System.Nullable`1[int]]]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[short,System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[short,System.Nullable`1[int]]]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[System.Nullable`1[int],System.Nullable`1[int]]]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[ubyte,System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[ubyte,System.Nullable`1[int]]]:this (FullOpts)
          42 (10.94 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:GetDebuggerDisplay():System.String:this (FullOpts)
          42 (9.79 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.PEBuilder:Serialize(System.Reflection.Metadata.BlobBuilder):System.Reflection.Metadata.BlobContentId:this (FullOpts)
          41 (9.28 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.QueryOpeningEnumerator`1[double]:OpenQuery():this (FullOpts)
          41 (9.28 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.QueryOpeningEnumerator`1[int]:OpenQuery():this (FullOpts)
          41 (9.28 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.QueryOpeningEnumerator`1[long]:OpenQuery():this (FullOpts)
          41 (9.28 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.QueryOpeningEnumerator`1[short]:OpenQuery():this (FullOpts)
          41 (9.28 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.QueryOpeningEnumerator`1[System.__Canon]:OpenQuery():this (FullOpts)
          41 (9.28 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.QueryOpeningEnumerator`1[System.Nullable`1[int]]:OpenQuery():this (FullOpts)
          41 (9.28 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.QueryOpeningEnumerator`1[System.Numerics.Vector`1[float]]:OpenQuery():this (FullOpts)
          41 (9.28 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.QueryOpeningEnumerator`1[ubyte]:OpenQuery():this (FullOpts)
          40 (8.51 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.Int32FrozenDictionary`1[System.Numerics.Vector`1[float]]:.ctor(System.Collections.Generic.Dictionary`2[int,System.Numerics.Vector`1[float]]):this (FullOpts)
          40 (6.41 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.KeysAndValuesFrozenDictionary`2[int,System.Nullable`1[int]]:.ctor(System.Collections.Generic.Dictionary`2[int,System.Nullable`1[int]],ubyte):this (FullOpts)
          40 (6.53 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.OrdinalStringFrozenDictionary`1[int]:.ctor(System.String[],int[],System.Collections.Generic.IEqualityComparer`1[System.String],int,int,int,int):this (FullOpts)
          40 (6.50 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.OrdinalStringFrozenDictionary`1[long]:.ctor(System.String[],long[],System.Collections.Generic.IEqualityComparer`1[System.String],int,int,int,int):this (FullOpts)
          40 (6.48 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.OrdinalStringFrozenDictionary`1[short]:.ctor(System.String[],short[],System.Collections.Generic.IEqualityComparer`1[System.String],int,int,int,int):this (FullOpts)
          40 (72.73 % of base) : System.Text.Json.dasm - System.Text.Json.JsonElement+ObjectEnumerator:System.Collections.IEnumerator.get_Current():System.Object:this (FullOpts)
          39 (13.27 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[System.__Canon,System.Nullable`1[int]]]:this (FullOpts)
          39 (22.29 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)

Top method improvements (bytes):
        -426 (-11.91 % of base) : System.Net.WebSockets.dasm - System.Net.WebSockets.ManagedWebSocket+<CloseAsyncPrivate>d__69:MoveNext():this (FullOpts)
        -156 (-15.45 % of base) : System.Net.Http.dasm - System.Net.Http.HttpConnectionPoolManager:GetConnectionKey(System.Net.Http.HttpRequestMessage,System.Uri,ubyte):System.Net.Http.HttpConnectionPoolManager+HttpConnectionKey:this (FullOpts)
        -118 (-2.62 % of base) : System.Text.RegularExpressions.dasm - System.Text.RegularExpressions.RegexPrefixAnalyzer:FindLiteralFollowingLeadingLoop(System.Text.RegularExpressions.RegexNode):System.Nullable`1[System.ValueTuple`2[System.Text.RegularExpressions.RegexNode,System.ValueTuple`4[ushort,System.String,int,ushort[]]]] (FullOpts) (2 methods)
        -110 (-8.23 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.X509Certificates.OpenSslX509CertificateReader+<>c:<GetPolicyData>b__63_0(Microsoft.Win32.SafeHandles.SafeX509Handle):System.Security.Cryptography.X509Certificates.PolicyData:this (FullOpts)
         -53 (-29.94 % of base) : System.Net.Http.dasm - System.Net.Http.Http2Connection:SplitBuffer(System.ReadOnlyMemory`1[ubyte],int):System.ValueTuple`2[System.ReadOnlyMemory`1[ubyte],System.ReadOnlyMemory`1[ubyte]] (FullOpts)
         -51 (-53.68 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1[System.__Canon]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]:this (FullOpts)
         -49 (-4.50 % of base) : Microsoft.Extensions.DependencyModel.dasm - Microsoft.Extensions.DependencyModel.DependencyContextJsonReader:ReadTargetLibrary(byref,System.String):Microsoft.Extensions.DependencyModel.DependencyContextJsonReader+TargetLibrary:this (FullOpts)
         -47 (-1.80 % of base) : ILCompiler.Reflection.ReadyToRun.dasm - ILCompiler.Reflection.ReadyToRun.x86.InfoHdrDecoder:DecodeHeader(ubyte[],byref,int):ILCompiler.Reflection.ReadyToRun.x86.InfoHdrSmall (FullOpts)
         -47 (-18.50 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1+Builder[double]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[double]:this (FullOpts)
         -47 (-18.50 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1+Builder[int]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[int]:this (FullOpts)
         -47 (-18.50 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1+Builder[long]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[long]:this (FullOpts)
         -47 (-18.50 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1+Builder[short]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[short]:this (FullOpts)
         -47 (-17.28 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1+Builder[System.__Canon]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]:this (FullOpts)
         -47 (-18.50 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1+Builder[System.Nullable`1[int]]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.Nullable`1[int]]:this (FullOpts)
         -47 (-18.50 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1+Builder[System.Numerics.Vector`1[float]]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.Numerics.Vector`1[float]]:this (FullOpts)
         -47 (-18.50 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1+Builder[ubyte]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[ubyte]:this (FullOpts)
         -46 (-6.11 % of base) : Microsoft.Extensions.DependencyInjection.dasm - Microsoft.Extensions.DependencyInjection.ServiceLookup.ILEmitResolverBuilder:BuildTypeNoCache(Microsoft.Extensions.DependencyInjection.ServiceLookup.ServiceCallSite):Microsoft.Extensions.DependencyInjection.ServiceLookup.ILEmitResolverBuilder+GeneratedMethod:this (FullOpts)
         -46 (-60.53 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[double]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[double]:this (FullOpts)
         -46 (-61.33 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[int]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[int]:this (FullOpts)
         -46 (-60.53 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[long]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[long]:this (FullOpts)
         -46 (-58.97 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[short]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[short]:this (FullOpts)
         -46 (-60.53 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[System.Nullable`1[int]]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[System.Nullable`1[int]]:this (FullOpts)
         -46 (-54.76 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[System.Numerics.Vector`1[float]]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[System.Numerics.Vector`1[float]]:this (FullOpts)
         -46 (-60.53 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[ubyte]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[ubyte]:this (FullOpts)
         -45 (-5.56 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.SingleConsumerUnboundedChannel`1+UnboundedChannelReader[System.Numerics.Vector`1[float]]:ReadAsync(System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[System.Numerics.Vector`1[float]]:this (FullOpts)
         -43 (-16.23 % of base) : System.Private.CoreLib.dasm - System.Exception:CaptureDispatchState():System.Exception+DispatchState:this (FullOpts)
         -42 (-44.21 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[System.__Canon]:SliceImpl(byref,byref):System.Buffers.ReadOnlySequence`1[System.__Canon]:this (FullOpts)
         -41 (-43.16 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[double]:SliceImpl(byref,byref):System.Buffers.ReadOnlySequence`1[double]:this (FullOpts)
         -41 (-43.16 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[int]:SliceImpl(byref,byref):System.Buffers.ReadOnlySequence`1[int]:this (FullOpts)
         -41 (-43.16 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[long]:SliceImpl(byref,byref):System.Buffers.ReadOnlySequence`1[long]:this (FullOpts)
         -41 (-43.16 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[short]:SliceImpl(byref,byref):System.Buffers.ReadOnlySequence`1[short]:this (FullOpts)
         -41 (-43.16 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[System.Nullable`1[int]]:SliceImpl(byref,byref):System.Buffers.ReadOnlySequence`1[System.Nullable`1[int]]:this (FullOpts)
         -41 (-43.16 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[System.Numerics.Vector`1[float]]:SliceImpl(byref,byref):System.Buffers.ReadOnlySequence`1[System.Numerics.Vector`1[float]]:this (FullOpts)
         -41 (-43.16 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[ubyte]:SliceImpl(byref,byref):System.Buffers.ReadOnlySequence`1[ubyte]:this (FullOpts)
         -41 (-9.86 % of base) : System.Data.Common.dasm - System.Data.Common.SqlConvert:ConvertToSqlString(System.Object):System.Data.SqlTypes.SqlString (FullOpts)
         -41 (-13.06 % of base) : System.Reflection.MetadataLoadContext.dasm - System.Reflection.TypeLoading.Ecma.EcmaCustomAttributeHelpers:ToApiForm(System.Reflection.Metadata.CustomAttributeNamedArgument`1[System.Reflection.TypeLoading.RoType],System.Type):System.Reflection.CustomAttributeNamedArgument (FullOpts)
         -41 (-53.95 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.ValueTask`1[double]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredValueTaskAwaitable`1[double]:this (FullOpts)
         -41 (-53.95 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.ValueTask`1[System.Numerics.Vector`1[float]]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredValueTaskAwaitable`1[System.Numerics.Vector`1[float]]:this (FullOpts)
         -40 (-33.61 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1[double]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[double]:this (FullOpts)
         -40 (-33.61 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1[int]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[int]:this (FullOpts)
         -40 (-33.61 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1[long]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[long]:this (FullOpts)
         -40 (-33.61 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1[short]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[short]:this (FullOpts)
         -40 (-33.61 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1[System.Nullable`1[int]]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.Nullable`1[int]]:this (FullOpts)
         -40 (-33.61 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1[System.Numerics.Vector`1[float]]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.Numerics.Vector`1[float]]:this (FullOpts)
         -40 (-33.61 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1[ubyte]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[ubyte]:this (FullOpts)
         -40 (-2.98 % of base) : System.IO.Pipelines.dasm - System.IO.Pipelines.Pipe:ReadAtLeastAsync(int,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[System.IO.Pipelines.ReadResult]:this (FullOpts)
         -39 (-33.62 % of base) : Microsoft.Extensions.Primitives.dasm - Microsoft.Extensions.Primitives.StringSegment:Split(ushort[]):Microsoft.Extensions.Primitives.StringTokenizer:this (FullOpts)
         -39 (-48.75 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[System.__Canon]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[System.__Canon]:this (FullOpts)
         -38 (-35.85 % of base) : Markdig.dasm - Markdig.Syntax.Inlines.ContainerInline:GetEnumerator():Markdig.Syntax.Inlines.ContainerInline+Enumerator:this (FullOpts)
         -38 (-28.36 % of base) : System.Reflection.MetadataLoadContext.dasm - System.Reflection.TypeLoading.CustomAttributeHelpers:CloneForApiReturn(System.Reflection.CustomAttributeNamedArgument):System.Reflection.CustomAttributeNamedArgument (FullOpts)
         -38 (-3.36 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.CapiHelper:ToRSAParameters(ubyte[],ubyte):System.Security.Cryptography.RSAParameters (FullOpts)
         -37 (-2.19 % of base) : System.Security.Cryptography.Pkcs.dasm - Internal.Cryptography.Pal.AnyOS.ManagedPkcsPal:MakeKtri(ubyte[],System.Security.Cryptography.Pkcs.CmsRecipient,byref):System.Security.Cryptography.Pkcs.Asn1.KeyTransRecipientInfoAsn:this (FullOpts)
         -37 (-47.44 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[double]:SliceImpl(byref):System.Buffers.ReadOnlySequence`1[double]:this (FullOpts)
         -37 (-47.44 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[int]:SliceImpl(byref):System.Buffers.ReadOnlySequence`1[int]:this (FullOpts)
         -37 (-47.44 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[long]:SliceImpl(byref):System.Buffers.ReadOnlySequence`1[long]:this (FullOpts)
         -37 (-47.44 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[short]:SliceImpl(byref):System.Buffers.ReadOnlySequence`1[short]:this (FullOpts)
         -37 (-47.44 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[System.__Canon]:SliceImpl(byref):System.Buffers.ReadOnlySequence`1[System.__Canon]:this (FullOpts)
         -37 (-47.44 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[System.Nullable`1[int]]:SliceImpl(byref):System.Buffers.ReadOnlySequence`1[System.Nullable`1[int]]:this (FullOpts)
         -37 (-47.44 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[System.Numerics.Vector`1[float]]:SliceImpl(byref):System.Buffers.ReadOnlySequence`1[System.Numerics.Vector`1[float]]:this (FullOpts)
         -37 (-47.44 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[ubyte]:SliceImpl(byref):System.Buffers.ReadOnlySequence`1[ubyte]:this (FullOpts)
         -37 (-34.26 % of base) : System.Runtime.Numerics.dasm - System.Numerics.BigInteger:DivRem(System.Numerics.BigInteger,System.Numerics.BigInteger):System.ValueTuple`2[System.Numerics.BigInteger,System.Numerics.BigInteger] (FullOpts)
         -37 (-4.30 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.CryptographicOperations:HmacDataAsync(System.Security.Cryptography.HashAlgorithmName,System.ReadOnlyMemory`1[ubyte],System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-4.27 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.CryptographicOperations:HmacDataAsync(System.Security.Cryptography.HashAlgorithmName,ubyte[],System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-3.75 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.HMACMD5:HashDataAsync(System.ReadOnlyMemory`1[ubyte],System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-3.75 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.HMACSHA1:HashDataAsync(System.ReadOnlyMemory`1[ubyte],System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-3.75 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.HMACSHA256:HashDataAsync(System.ReadOnlyMemory`1[ubyte],System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-3.75 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.HMACSHA3_256:HashDataAsync(System.ReadOnlyMemory`1[ubyte],System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-3.75 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.HMACSHA3_384:HashDataAsync(System.ReadOnlyMemory`1[ubyte],System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-3.75 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.HMACSHA3_512:HashDataAsync(System.ReadOnlyMemory`1[ubyte],System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-3.75 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.HMACSHA384:HashDataAsync(System.ReadOnlyMemory`1[ubyte],System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-3.75 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.HMACSHA512:HashDataAsync(System.ReadOnlyMemory`1[ubyte],System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-4.43 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.MD5:HashDataAsync(System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-4.43 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.SHA1:HashDataAsync(System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-4.43 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.SHA256:HashDataAsync(System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-4.43 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.SHA3_256:HashDataAsync(System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-4.43 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.SHA3_384:HashDataAsync(System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-4.43 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.SHA3_512:HashDataAsync(System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-4.43 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.SHA384:HashDataAsync(System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -37 (-4.43 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.SHA512:HashDataAsync(System.IO.Stream,System.Threading.CancellationToken):System.Threading.Tasks.ValueTask`1[ubyte[]] (FullOpts)
         -36 (-11.54 % of base) : System.Data.Common.dasm - System.Data.SqlTypes.SqlString:op_Addition(System.Data.SqlTypes.SqlString,System.Data.SqlTypes.SqlString):System.Data.SqlTypes.SqlString (FullOpts)
         -36 (-57.14 % of base) : System.Formats.Nrbf.dasm - System.Formats.Nrbf.NextInfo:With(uint,ubyte):System.Formats.Nrbf.NextInfo:this (FullOpts)
         -36 (-19.46 % of base) : System.Private.CoreLib.dasm - System.Runtime.Serialization.SerializationInfoEnumerator:get_Current():System.Runtime.Serialization.SerializationEntry:this (FullOpts)
         -35 (-2.39 % of base) : System.Private.CoreLib.dasm - System.RuntimeType:GetInterfaceMap(System.Type):System.Reflection.InterfaceMapping:this (FullOpts)
         -35 (-54.69 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.IlGen.StorageDescriptor:ToStorageType(System.Type):System.Xml.Xsl.IlGen.StorageDescriptor:this (FullOpts)
         -34 (-3.59 % of base) : Microsoft.Extensions.DependencyModel.dasm - Microsoft.Extensions.DependencyModel.DependencyContextJsonReader:ReadOneLibrary(byref):Microsoft.Extensions.DependencyModel.DependencyContextJsonReader+LibraryStub:this (FullOpts)
         -34 (-47.89 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.KeysAndValuesFrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.Nullable`1[int]]:this (FullOpts)
         -34 (-47.89 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.LengthBucketsFrozenDictionary`1[System.__Canon]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.__Canon]:this (FullOpts)
         -34 (-47.89 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.OrdinalStringFrozenDictionary`1[System.__Canon]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.__Canon]:this (FullOpts)
         -34 (-47.89 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.SmallFrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.Nullable`1[int]]:this (FullOpts)
         -34 (-47.89 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.SmallValueTypeComparableFrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.Nullable`1[int]]:this (FullOpts)
         -34 (-47.89 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.SmallValueTypeDefaultComparerFrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.Nullable`1[int]]:this (FullOpts)
         -34 (-3.56 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.TypeBuilderImpl:GetInterfaceMap(System.Type):System.Reflection.InterfaceMapping:this (FullOpts)
         -33 (-50.00 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.ValueTask`1[System.__Canon]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredValueTaskAwaitable`1[System.__Canon]:this (FullOpts)
         -33 (-47.14 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.ValueTask`1[System.Nullable`1[int]]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredValueTaskAwaitable`1[System.Nullable`1[int]]:this (FullOpts)
         -32 (-13.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.EmptyFrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.Nullable`1[int]]:this (FullOpts)
         -32 (-16.00 % of base) : System.Data.Common.dasm - System.Data.SqlTypes.SqlString:op_Explicit(System.Data.SqlTypes.SqlSingle):System.Data.SqlTypes.SqlString (FullOpts)
         -32 (-15.69 % of base) : System.Net.Http.dasm - System.Net.Http.HttpClient:PrepareCancellationTokenSource(System.Threading.CancellationToken):System.ValueTuple`3[System.Threading.CancellationTokenSource,ubyte,System.Threading.CancellationTokenSource]:this (FullOpts)
         -32 (-7.94 % of base) : System.Reflection.Context.dasm - System.Reflection.Context.CustomReflectionContext+ReflectionContextProjector:ProjectInterfaceMapping(System.Reflection.InterfaceMapping):System.Reflection.InterfaceMapping:this (FullOpts)
         -32 (-32.32 % of base) : System.Text.Json.dasm - System.Text.Json.Schema.JsonSchemaExporter+GenerationState:CreateContext(System.Text.Json.Serialization.Metadata.JsonTypeInfo,System.Text.Json.Serialization.Metadata.JsonPropertyInfo,System.Text.Json.Serialization.Metadata.JsonTypeInfo):System.Text.Json.Schema.JsonSchemaExporterContext:this (FullOpts)
         -31 (-4.82 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenHashTable:Create(System.Span`1[int],ubyte):System.Collections.Frozen.FrozenHashTable (FullOpts)

Top method regressions (percentages):
          94 (261.11 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.LinuxIcmpV4Statistics:.ctor():this (FullOpts)
          84 (233.33 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.LinuxIcmpV6Statistics:.ctor():this (FullOpts)
          77 (106.94 % of base) : System.Private.CoreLib.dasm - System.Globalization.TimeSpanFormat:.cctor() (FullOpts)
          52 (100.00 % of base) : System.Private.CoreLib.dasm - System.Runtime.ExceptionServices.ExceptionDispatchInfo:.ctor(System.Exception):this (FullOpts)
          51 (92.73 % of base) : System.Net.Http.dasm - System.Net.Http.Headers.HttpHeadersNonValidated:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<System.String,System.Net.Http.Headers.HeaderStringValues>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[System.String,System.Net.Http.Headers.HeaderStringValues]]:this (FullOpts)
          51 (92.73 % of base) : System.Net.Http.dasm - System.Net.Http.Headers.HttpHeadersNonValidated:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          40 (72.73 % of base) : System.Text.Json.dasm - System.Text.Json.JsonElement+ObjectEnumerator:System.Collections.IEnumerator.get_Current():System.Object:this (FullOpts)
          50 (69.44 % of base) : System.Data.Common.dasm - System.Data.Common.SqlStringStorage:ConvertValue(System.Object):System.Object:this (FullOpts)
          19 (67.86 % of base) : Markdig.dasm - Markdig.Helpers.OrderedList`1[System.Numerics.Vector`1[float]]:TryFind[System.Numerics.Vector`1[float]](byref):ubyte:this (FullOpts)
          28 (66.67 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.JsonConverter`1[System.Numerics.Vector`1[float]]:OnTryRead(byref,System.Type,System.Text.Json.JsonSerializerOptions,byref,byref):ubyte:this (FullOpts)
          19 (63.33 % of base) : System.Private.CoreLib.dasm - System.Lazy`1[System.Numerics.Vector`1[float]]:ViaConstructor():this (FullOpts)
          78 (60.94 % of base) : Microsoft.Extensions.Http.dasm - Microsoft.Extensions.DependencyInjection.SocketsHttpHandlerBuilderExtensions:Configure(Microsoft.Extensions.DependencyInjection.ISocketsHttpHandlerBuilder,Microsoft.Extensions.Configuration.IConfiguration):Microsoft.Extensions.DependencyInjection.ISocketsHttpHandlerBuilder (FullOpts)
          44 (57.14 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.OrderPreservingPipeliningMergeHelper`2+OrderedPipeliningMergeEnumerator[System.Numerics.Vector`1[float],System.Nullable`1[int]]:TryGetPrivateElement(int,byref):ubyte:this (FullOpts)
          27 (56.25 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableQueue`1[System.Numerics.Vector`1[float]]:Dequeue(byref):System.Collections.Immutable.ImmutableQueue`1[System.Numerics.Vector`1[float]]:this (FullOpts)
          27 (56.25 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableStack`1[System.Numerics.Vector`1[float]]:Pop(byref):System.Collections.Immutable.ImmutableStack`1[System.Numerics.Vector`1[float]]:this (FullOpts)
          61 (53.98 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.LinuxTcpStatistics:.ctor(ubyte):this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[double,System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[int,System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[long,System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[short,System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          44 (52.38 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[ubyte,System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          26 (47.27 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableDictionary`2+HashBucket+Enumerator[System.Numerics.Vector`1[float],System.Nullable`1[int]]:System.Collections.IEnumerator.get_Current():System.Object:this (FullOpts)
          26 (47.27 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableSortedDictionary`2+Enumerator[System.Numerics.Vector`1[float],System.Nullable`1[int]]:System.Collections.IEnumerator.get_Current():System.Object:this (FullOpts)
          26 (47.27 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.SortedInt32KeyNode`1+Enumerator[System.Numerics.Vector`1[float]]:System.Collections.IEnumerator.get_Current():System.Object:this (FullOpts)
          43 (44.79 % of base) : System.Private.CoreLib.dasm - System.Runtime.ExceptionServices.ExceptionDispatchInfo:Capture(System.Exception):System.Runtime.ExceptionServices.ExceptionDispatchInfo (FullOpts)
          62 (42.76 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.LinuxIPInterfaceStatistics:.ctor(System.String):this (FullOpts)
          22 (39.29 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Metadata.JsonPropertyInfo`1+<>c__DisplayClass9_0[System.Numerics.Vector`1[float]]:<SetGetter>b__0(System.Object):System.Object:this (FullOpts)
          22 (37.93 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.MergeEnumerator`1[System.Numerics.Vector`1[float]]:System.Collections.IEnumerator.get_Current():System.Object:this (FullOpts)
          29 (37.66 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Metadata.JsonPropertyInfo`1[System.Numerics.Vector`1[float]]:GetValueAsObject(System.Object):System.Object:this (FullOpts)
          22 (36.67 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Numerics.Vector`1[float]]:DeserializeAsObject(System.IO.Stream):System.Object:this (FullOpts)
          27 (36.49 % of base) : System.Linq.dasm - System.Linq.Enumerable+RangeSelectIterator`1[System.Numerics.Vector`1[float]]:Fill(System.Span`1[System.Numerics.Vector`1[float]],int,System.Func`2[int,System.Numerics.Vector`1[float]]) (FullOpts)
          30 (36.14 % of base) : System.Linq.dasm - System.Linq.Enumerable+RangeSelectIterator`1[System.Numerics.Vector`1[float]]:MoveNext():ubyte:this (FullOpts)
          17 (33.33 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Metadata.JsonTypeInfo`1+<>c__DisplayClass34_1[System.Numerics.Vector`1[float]]:<SetCreateObject>b__1():System.Object:this (FullOpts)
          27 (32.93 % of base) : System.Linq.dasm - System.Linq.Enumerable+IListSkipTakeIterator`1[System.Numerics.Vector`1[float]]:Fill(System.Collections.Generic.IList`1[System.Numerics.Vector`1[float]],System.Span`1[System.Numerics.Vector`1[float]],int) (FullOpts)
         126 (32.31 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.LinuxIPGlobalStatistics:.ctor(ubyte):this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[double,System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[int,System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[long,System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[short,System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          55 (32.16 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[ubyte,System.Nullable`1[int]]:System.Collections.IEnumerable.GetEnumerator():System.Collections.IEnumerator:this (FullOpts)
          17 (30.91 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1+HashBucket+Enumerator[System.Numerics.Vector`1[float]]:System.Collections.IEnumerator.get_Current():System.Object:this (FullOpts)
          22 (30.56 % of base) : System.Data.Common.dasm - System.Data.Common.SqlDecimalStorage:ConvertValue(System.Object):System.Object:this (FullOpts)
          22 (30.56 % of base) : System.Data.Common.dasm - System.Data.Common.SqlGuidStorage:ConvertValue(System.Object):System.Object:this (FullOpts)
          27 (30.00 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableQueue:Dequeue[System.Numerics.Vector`1[float]](System.Collections.Immutable.IImmutableQueue`1[System.Numerics.Vector`1[float]],byref):System.Collections.Immutable.IImmutableQueue`1[System.Numerics.Vector`1[float]] (FullOpts)
          27 (30.00 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableStack:Pop[System.Numerics.Vector`1[float]](System.Collections.Immutable.IImmutableStack`1[System.Numerics.Vector`1[float]],byref):System.Collections.Immutable.IImmutableStack`1[System.Numerics.Vector`1[float]] (FullOpts)
          45 (29.80 % of base) : System.Net.NetworkInformation.dasm - System.Net.NetworkInformation.LinuxUdpStatistics:.ctor(ubyte):this (FullOpts)
          31 (28.44 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.SynchronousChannelMergeEnumerator`1[System.Numerics.Vector`1[float]]:MoveNext():ubyte:this (FullOpts)
          43 (26.54 % of base) : System.Net.Security.dasm - System.Net.Security.NegotiateStream:.cctor() (FullOpts)
          36 (25.53 % of base) : System.ComponentModel.TypeConverter.dasm - System.Drawing.ColorConverter:ConvertFrom(System.ComponentModel.ITypeDescriptorContext,System.Globalization.CultureInfo,System.Object):System.Object:this (FullOpts)
          47 (23.62 % of base) : System.Data.Common.dasm - System.Data.SqlTypes.SqlDecimal:.cctor() (FullOpts)
          22 (23.16 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.IListEnumerator`1[System.Numerics.Vector`1[float]]:MoveNext():ubyte:this (FullOpts)
          25 (22.94 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.Task`1[System.Numerics.Vector`1[float]]:InnerInvoke():this (FullOpts)
          22 (22.92 % of base) : System.Linq.Expressions.dasm - System.Linq.Expressions.Interpreter.FuncCallInstruction`1[System.Numerics.Vector`1[float]]:Run(System.Linq.Expressions.Interpreter.InterpretedFrame):int:this (FullOpts)
          27 (22.31 % of base) : System.Linq.dasm - System.Linq.Enumerable+RangeSelectIterator`1[System.Numerics.Vector`1[float]]:ToArray():System.Numerics.Vector`1[float][]:this (FullOpts)
          39 (22.29 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:System.Collections.IDictionary.GetEnumerator():System.Collections.IDictionaryEnumerator:this (FullOpts)
          19 (21.84 % of base) : System.Linq.dasm - System.Linq.Enumerable+AppendPrependIterator`1[System.Numerics.Vector`1[float]]:LoadFromEnumerator():ubyte:this (FullOpts)
          48 (21.72 % of base) : System.Net.Http.dasm - System.Net.Http.CreditWaiter:Dispose():this (FullOpts)
          36 (21.30 % of base) : System.IO.Compression.dasm - System.IO.Compression.Deflater:SetInput(System.ReadOnlyMemory`1[ubyte]):this (FullOpts)
         120 (21.28 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.JsonConverter`1[System.Numerics.Vector`1[float]]:TryRead(byref,System.Type,System.Text.Json.JsonSerializerOptions,byref,byref,byref):ubyte:this (FullOpts)
          30 (21.28 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.ContinuationResultTaskFromTask`1[System.Numerics.Vector`1[float]]:InnerInvoke():this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[double]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[int]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[long]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[short]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[System.__Canon]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[System.Nullable`1[int]]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[System.Numerics.Vector`1[float]]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          48 (21.05 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[ubyte]:TrySetCanceled(System.Threading.CancellationToken):ubyte:this (FullOpts)
          20 (20.83 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.PartitionerQueryOperator`1+PartitionerEnumerator[System.Numerics.Vector`1[float]]:MoveNext(byref,byref):ubyte:this (FullOpts)
          36 (19.89 % of base) : System.IO.Compression.dasm - System.IO.Compression.Inflater:SetInput(System.ReadOnlyMemory`1[ubyte]):this (FullOpts)
          17 (18.68 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.JsonConverter`1[System.Numerics.Vector`1[float]]:ReadAsObject(byref,System.Type,System.Text.Json.JsonSerializerOptions):System.Object:this (FullOpts)
          17 (18.68 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.JsonConverter`1[System.Numerics.Vector`1[float]]:ReadAsPropertyNameAsObject(byref,System.Type,System.Text.Json.JsonSerializerOptions):System.Object:this (FullOpts)
          17 (18.68 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.JsonConverter`1[System.Numerics.Vector`1[float]]:ReadAsPropertyNameCoreAsObject(byref,System.Type,System.Text.Json.JsonSerializerOptions):System.Object:this (FullOpts)
          17 (18.68 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.JsonConverter`1[System.Numerics.Vector`1[float]]:ReadNumberWithCustomHandlingAsObject(byref,int,System.Text.Json.JsonSerializerOptions):System.Object:this (FullOpts)
          22 (17.89 % of base) : System.Linq.dasm - System.Linq.Enumerable+IListSkipTakeIterator`1[System.Numerics.Vector`1[float]]:MoveNext():ubyte:this (FullOpts)
          29 (17.79 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.PartitionedDataSource`1+ListIndexRangeEnumerator[System.Numerics.Vector`1[float]]:MoveNext(byref,byref):ubyte:this (FullOpts)
          13 (17.57 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Converters.CastingConverter`1[System.Numerics.Vector`1[float]]:OnTryRead(byref,System.Type,System.Text.Json.JsonSerializerOptions,byref,byref):ubyte:this (FullOpts)
          30 (17.05 % of base) : System.Data.Common.dasm - System.Data.EnumerableRowCollection`1+<>c__DisplayClass16_0[System.Numerics.Vector`1[float]]:<GetLinqDataView>b__1(System.Data.DataRow):ubyte:this (FullOpts)
          39 (16.81 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.Int32FrozenSet:.ctor(System.Collections.Generic.HashSet`1[int]):this (FullOpts)
          43 (16.73 % of base) : System.Net.Http.dasm - System.Net.Http.CreditWaiter+<>c:<RegisterCancellation>b__7_0(System.Object,System.Threading.CancellationToken):this (FullOpts)
          34 (16.43 % of base) : System.Linq.dasm - System.Linq.Enumerable+IListSkipTakeIterator`1[System.Numerics.Vector`1[float]]:ToArray():System.Numerics.Vector`1[float][]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[double,System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[double,System.Nullable`1[int]]]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[int,System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[int,System.Nullable`1[int]]]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[long,System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[long,System.Nullable`1[int]]]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[short,System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[short,System.Nullable`1[int]]]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[System.Nullable`1[int],System.Nullable`1[int]]]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]]:this (FullOpts)
          42 (16.22 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.FrozenDictionary`2[ubyte,System.Nullable`1[int]]:System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<TKey,TValue>>.GetEnumerator():System.Collections.Generic.IEnumerator`1[System.Collections.Generic.KeyValuePair`2[ubyte,System.Nullable`1[int]]]:this (FullOpts)
          47 (15.99 % of base) : System.Security.Cryptography.dasm - System.Security.Cryptography.X509Certificates.X509CertificateLoader+CertKeyMatcher:ExtractPublicKey(byref,System.Security.Cryptography.AsymmetricAlgorithm,int) (FullOpts)
          17 (15.74 % of base) : System.ComponentModel.Composition.dasm - System.ComponentModel.Composition.ExportServices+<>c__DisplayClass11_0`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:<CreateSemiStronglyTypedLazy>b__0():System.Object:this (FullOpts)
          17 (15.74 % of base) : System.ComponentModel.Composition.dasm - System.ComponentModel.Composition.ExportServices+<>c__DisplayClass11_0`2[System.Numerics.Vector`1[float],System.Nullable`1[int]]:<CreateSemiStronglyTypedLazy>b__1():System.Object:this (FullOpts)
          20 (15.38 % of base) : System.Linq.Parallel.dasm - System.Linq.Parallel.PartitionedDataSource`1+ListContiguousIndexRangeEnumerator[System.Numerics.Vector`1[float]]:MoveNext(byref,byref):ubyte:this (FullOpts)
          27 (15.25 % of base) : System.Linq.dasm - System.Linq.Enumerable+RangeSelectIterator`1[System.Numerics.Vector`1[float]]:ToList():System.Collections.Generic.List`1[System.Numerics.Vector`1[float]]:this (FullOpts)
          43 (15.19 % of base) : System.Net.Security.dasm - System.Net.Security.SslStream:.cctor() (FullOpts)
           4 (14.81 % of base) : ILCompiler.Reflection.ReadyToRun.dasm - ILCompiler.Reflection.ReadyToRun.x86.GcInfo:get_Header():ILCompiler.Reflection.ReadyToRun.x86.InfoHdrSmall:this (FullOpts)
          45 (14.66 % of base) : Microsoft.Extensions.FileSystemGlobbing.dasm - Microsoft.Extensions.FileSystemGlobbing.Internal.PatternContexts.PatternContextRagged:PopDirectory():this (FullOpts)

Top method improvements (percentages):
         -28 (-65.12 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.TaskAsyncEnumerableExtensions:WithCancellation[System.__Canon](System.Collections.Generic.IAsyncEnumerable`1[System.__Canon],System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.__Canon] (FullOpts)
         -25 (-62.50 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.TaskAsyncEnumerableExtensions:WithCancellation[double](System.Collections.Generic.IAsyncEnumerable`1[double],System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[double] (FullOpts)
         -25 (-62.50 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.TaskAsyncEnumerableExtensions:WithCancellation[int](System.Collections.Generic.IAsyncEnumerable`1[int],System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[int] (FullOpts)
         -25 (-62.50 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.TaskAsyncEnumerableExtensions:WithCancellation[long](System.Collections.Generic.IAsyncEnumerable`1[long],System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[long] (FullOpts)
         -25 (-62.50 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.TaskAsyncEnumerableExtensions:WithCancellation[short](System.Collections.Generic.IAsyncEnumerable`1[short],System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[short] (FullOpts)
         -25 (-62.50 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.TaskAsyncEnumerableExtensions:WithCancellation[System.Nullable`1[int]](System.Collections.Generic.IAsyncEnumerable`1[System.Nullable`1[int]],System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.Nullable`1[int]] (FullOpts)
         -25 (-62.50 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.TaskAsyncEnumerableExtensions:WithCancellation[System.Numerics.Vector`1[float]](System.Collections.Generic.IAsyncEnumerable`1[System.Numerics.Vector`1[float]],System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.Numerics.Vector`1[float]] (FullOpts)
         -25 (-62.50 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.TaskAsyncEnumerableExtensions:WithCancellation[ubyte](System.Collections.Generic.IAsyncEnumerable`1[ubyte],System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[ubyte] (FullOpts)
         -28 (-62.22 % of base) : System.ComponentModel.TypeConverter.dasm - System.ComponentModel.TypeDescriptor+TypeDescriptionNode:GetDefaultTypeDescriptor(System.Type):System.ComponentModel.TypeDescriptor+DefaultTypeDescriptor:this (FullOpts)
         -46 (-61.33 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[int]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[int]:this (FullOpts)
         -46 (-60.53 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[double]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[double]:this (FullOpts)
         -46 (-60.53 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[long]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[long]:this (FullOpts)
         -46 (-60.53 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[System.Nullable`1[int]]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[System.Nullable`1[int]]:this (FullOpts)
         -46 (-60.53 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[ubyte]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[ubyte]:this (FullOpts)
         -31 (-59.62 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[double]:WithCancellation(System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[double]:this (FullOpts)
         -31 (-59.62 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[int]:WithCancellation(System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[int]:this (FullOpts)
         -31 (-59.62 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[long]:WithCancellation(System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[long]:this (FullOpts)
         -31 (-59.62 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[short]:WithCancellation(System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[short]:this (FullOpts)
         -31 (-59.62 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.__Canon]:WithCancellation(System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.__Canon]:this (FullOpts)
         -31 (-59.62 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.Nullable`1[int]]:WithCancellation(System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.Nullable`1[int]]:this (FullOpts)
         -31 (-59.62 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.Numerics.Vector`1[float]]:WithCancellation(System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.Numerics.Vector`1[float]]:this (FullOpts)
         -31 (-59.62 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[ubyte]:WithCancellation(System.Threading.CancellationToken):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[ubyte]:this (FullOpts)
         -46 (-58.97 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[short]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[short]:this (FullOpts)
         -36 (-57.14 % of base) : System.Formats.Nrbf.dasm - System.Formats.Nrbf.NextInfo:With(uint,ubyte):System.Formats.Nrbf.NextInfo:this (FullOpts)
         -29 (-56.86 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.HashSet`1[System.Nullable`1[int]]:GetEnumerator():System.Collections.Generic.HashSet`1+Enumerator[System.Nullable`1[int]]:this (FullOpts)
         -29 (-56.86 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.List`1[System.Nullable`1[int]]:GetEnumerator():System.Collections.Generic.List`1+Enumerator[System.Nullable`1[int]]:this (FullOpts)
         -31 (-56.36 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.IlGen.StorageDescriptor:Global(System.Reflection.MethodInfo,System.Type,ubyte):System.Xml.Xsl.IlGen.StorageDescriptor (FullOpts)
         -31 (-56.36 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.IlGen.StorageDescriptor:Local(System.Reflection.Emit.LocalBuilder,System.Type,ubyte):System.Xml.Xsl.IlGen.StorageDescriptor (FullOpts)
         -46 (-54.76 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[System.Numerics.Vector`1[float]]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[System.Numerics.Vector`1[float]]:this (FullOpts)
         -29 (-54.72 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.HashSet`1[int]:GetEnumerator():System.Collections.Generic.HashSet`1+Enumerator[int]:this (FullOpts)
         -29 (-54.72 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.List`1[int]:GetEnumerator():System.Collections.Generic.List`1+Enumerator[int]:this (FullOpts)
         -35 (-54.69 % of base) : System.Private.Xml.dasm - System.Xml.Xsl.IlGen.StorageDescriptor:ToStorageType(System.Type):System.Xml.Xsl.IlGen.StorageDescriptor:this (FullOpts)
         -41 (-53.95 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.ValueTask`1[double]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredValueTaskAwaitable`1[double]:this (FullOpts)
         -41 (-53.95 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.ValueTask`1[System.Numerics.Vector`1[float]]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredValueTaskAwaitable`1[System.Numerics.Vector`1[float]]:this (FullOpts)
         -28 (-53.85 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[double]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[double]:this (FullOpts)
         -28 (-53.85 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[int]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[int]:this (FullOpts)
         -28 (-53.85 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[long]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[long]:this (FullOpts)
         -28 (-53.85 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[short]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[short]:this (FullOpts)
         -28 (-53.85 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.__Canon]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.__Canon]:this (FullOpts)
         -28 (-53.85 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.Nullable`1[int]]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.Nullable`1[int]]:this (FullOpts)
         -28 (-53.85 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.Numerics.Vector`1[float]]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.Numerics.Vector`1[float]]:this (FullOpts)
         -28 (-53.85 % of base) : System.Private.CoreLib.dasm - System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[ubyte]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[ubyte]:this (FullOpts)
         -29 (-53.70 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.HashSet`1[double]:GetEnumerator():System.Collections.Generic.HashSet`1+Enumerator[double]:this (FullOpts)
         -29 (-53.70 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.HashSet`1[long]:GetEnumerator():System.Collections.Generic.HashSet`1+Enumerator[long]:this (FullOpts)
         -29 (-53.70 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.HashSet`1[ubyte]:GetEnumerator():System.Collections.Generic.HashSet`1+Enumerator[ubyte]:this (FullOpts)
         -29 (-53.70 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.List`1[double]:GetEnumerator():System.Collections.Generic.List`1+Enumerator[double]:this (FullOpts)
         -29 (-53.70 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.List`1[long]:GetEnumerator():System.Collections.Generic.List`1+Enumerator[long]:this (FullOpts)
         -29 (-53.70 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.List`1[ubyte]:GetEnumerator():System.Collections.Generic.List`1+Enumerator[ubyte]:this (FullOpts)
         -51 (-53.68 % of base) : System.Collections.Immutable.dasm - System.Collections.Immutable.ImmutableHashSet`1[System.__Canon]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]:this (FullOpts)
         -29 (-52.73 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.Queue`1[System.Nullable`1[int]]:GetEnumerator():System.Collections.Generic.Queue`1+Enumerator[System.Nullable`1[int]]:this (FullOpts)
         -29 (-52.73 % of base) : System.Collections.dasm - System.Collections.Generic.Stack`1[System.Nullable`1[int]]:GetEnumerator():System.Collections.Generic.Stack`1+Enumerator[System.Nullable`1[int]]:this (FullOpts)
         -28 (-51.85 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[double]:get_ValueTaskOfT():System.Threading.Tasks.ValueTask`1[double]:this (FullOpts)
         -28 (-51.85 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[long]:get_ValueTaskOfT():System.Threading.Tasks.ValueTask`1[long]:this (FullOpts)
         -28 (-51.85 % of base) : System.Threading.Channels.dasm - System.Threading.Channels.AsyncOperation`1[System.Nullable`1[int]]:get_ValueTaskOfT():System.Threading.Tasks.ValueTask`1[System.Nullable`1[int]]:this (FullOpts)
         -29 (-51.79 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.HashSet`1[short]:GetEnumerator():System.Collections.Generic.HashSet`1+Enumerator[short]:this (FullOpts)
         -29 (-51.79 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.List`1[short]:GetEnumerator():System.Collections.Generic.List`1+Enumerator[short]:this (FullOpts)
         -29 (-51.79 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.Queue`1[ubyte]:GetEnumerator():System.Collections.Generic.Queue`1+Enumerator[ubyte]:this (FullOpts)
         -29 (-51.79 % of base) : System.Collections.dasm - System.Collections.Generic.Stack`1[ubyte]:GetEnumerator():System.Collections.Generic.Stack`1+Enumerator[ubyte]:this (FullOpts)
         -29 (-50.88 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.Queue`1[int]:GetEnumerator():System.Collections.Generic.Queue`1+Enumerator[int]:this (FullOpts)
         -29 (-50.88 % of base) : System.Collections.dasm - System.Collections.Generic.Stack`1[int]:GetEnumerator():System.Collections.Generic.Stack`1+Enumerator[int]:this (FullOpts)
         -29 (-50.00 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.Queue`1[double]:GetEnumerator():System.Collections.Generic.Queue`1+Enumerator[double]:this (FullOpts)
         -29 (-50.00 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.Queue`1[long]:GetEnumerator():System.Collections.Generic.Queue`1+Enumerator[long]:this (FullOpts)
         -29 (-50.00 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.Queue`1[short]:GetEnumerator():System.Collections.Generic.Queue`1+Enumerator[short]:this (FullOpts)
         -29 (-50.00 % of base) : System.Collections.dasm - System.Collections.Generic.Stack`1[double]:GetEnumerator():System.Collections.Generic.Stack`1+Enumerator[double]:this (FullOpts)
         -29 (-50.00 % of base) : System.Collections.dasm - System.Collections.Generic.Stack`1[long]:GetEnumerator():System.Collections.Generic.Stack`1+Enumerator[long]:this (FullOpts)
         -29 (-50.00 % of base) : System.Collections.dasm - System.Collections.Generic.Stack`1[short]:GetEnumerator():System.Collections.Generic.Stack`1+Enumerator[short]:this (FullOpts)
         -19 (-50.00 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.TaskAsyncEnumerableExtensions:ConfigureAwait[System.__Canon](System.Collections.Generic.IAsyncEnumerable`1[System.__Canon],ubyte):System.Runtime.CompilerServices.ConfiguredCancelableAsyncEnumerable`1[System.__Canon] (FullOpts)
         -33 (-50.00 % of base) : System.Private.CoreLib.dasm - System.Threading.Tasks.ValueTask`1[System.__Canon]:ConfigureAwait(ubyte):System.Runtime.CompilerServices.ConfiguredValueTaskAwaitable`1[System.__Canon]:this (FullOpts)
         -29 (-49.15 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.HashSet`1[System.Numerics.Vector`1[float]]:GetEnumerator():System.Collections.Generic.HashSet`1+Enumerator[System.Numerics.Vector`1[float]]:this (FullOpts)
         -29 (-49.15 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.List`1[System.Numerics.Vector`1[float]]:GetEnumerator():System.Collections.Generic.List`1+Enumerator[System.Numerics.Vector`1[float]]:this (FullOpts)
         -29 (-49.15 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.ReservedBlob`1[double]:CreateWriter():System.Reflection.Metadata.BlobWriter:this (FullOpts)
         -29 (-49.15 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.ReservedBlob`1[int]:CreateWriter():System.Reflection.Metadata.BlobWriter:this (FullOpts)
         -29 (-49.15 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.ReservedBlob`1[long]:CreateWriter():System.Reflection.Metadata.BlobWriter:this (FullOpts)
         -29 (-49.15 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.ReservedBlob`1[short]:CreateWriter():System.Reflection.Metadata.BlobWriter:this (FullOpts)
         -29 (-49.15 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.ReservedBlob`1[System.Numerics.Vector`1[float]]:CreateWriter():System.Reflection.Metadata.BlobWriter:this (FullOpts)
         -29 (-49.15 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.ReservedBlob`1[ubyte]:CreateWriter():System.Reflection.Metadata.BlobWriter:this (FullOpts)
         -39 (-48.75 % of base) : System.Collections.dasm - System.Collections.Generic.LinkedList`1[System.__Canon]:GetEnumerator():System.Collections.Generic.LinkedList`1+Enumerator[System.__Canon]:this (FullOpts)
         -15 (-48.39 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.ActivityCreationOptions`1[double]:GetContext():System.Diagnostics.ActivityContext:this (FullOpts)
         -15 (-48.39 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.ActivityCreationOptions`1[int]:GetContext():System.Diagnostics.ActivityContext:this (FullOpts)
         -15 (-48.39 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.ActivityCreationOptions`1[long]:GetContext():System.Diagnostics.ActivityContext:this (FullOpts)
         -15 (-48.39 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.ActivityCreationOptions`1[short]:GetContext():System.Diagnostics.ActivityContext:this (FullOpts)
         -15 (-48.39 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.ActivityCreationOptions`1[System.__Canon]:GetContext():System.Diagnostics.ActivityContext:this (FullOpts)
         -15 (-48.39 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.ActivityCreationOptions`1[System.Nullable`1[int]]:GetContext():System.Diagnostics.ActivityContext:this (FullOpts)
         -15 (-48.39 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.ActivityCreationOptions`1[System.Numerics.Vector`1[float]]:GetContext():System.Diagnostics.ActivityContext:this (FullOpts)
         -15 (-48.39 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.ActivityCreationOptions`1[ubyte]:GetContext():System.Diagnostics.ActivityContext:this (FullOpts)
         -15 (-48.39 % of base) : System.Diagnostics.DiagnosticSource.dasm - System.Diagnostics.ActivityLink:get_Context():System.Diagnostics.ActivityContext:this (FullOpts)
         -29 (-48.33 % of base) : Microsoft.Extensions.DependencyInjection.dasm - Microsoft.Extensions.DependencyInjection.CallSiteJsonFormatter+CallSiteFormatterContext:IncrementOffset():Microsoft.Extensions.DependencyInjection.CallSiteJsonFormatter+CallSiteFormatterContext:this (FullOpts)
         -29 (-48.33 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[double,System.Nullable`1[int]]:GetEnumerator():System.Collections.Generic.OrderedDictionary`2+Enumerator[double,System.Nullable`1[int]]:this (FullOpts)
         -29 (-48.33 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[long,System.Nullable`1[int]]:GetEnumerator():System.Collections.Generic.OrderedDictionary`2+Enumerator[long,System.Nullable`1[int]]:this (FullOpts)
         -29 (-48.33 % of base) : System.Collections.dasm - System.Collections.Generic.OrderedDictionary`2[System.Nullable`1[int],System.Nullable`1[int]]:GetEnumerator():System.Collections.Generic.OrderedDictionary`2+Enumerator[System.Nullable`1[int],System.Nullable`1[int]]:this (FullOpts)
         -34 (-47.89 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.KeysAndValuesFrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.Nullable`1[int]]:this (FullOpts)
         -34 (-47.89 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.LengthBucketsFrozenDictionary`1[System.__Canon]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.__Canon]:this (FullOpts)
         -34 (-47.89 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.OrdinalStringFrozenDictionary`1[System.__Canon]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.__Canon]:this (FullOpts)
         -34 (-47.89 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.SmallFrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.Nullable`1[int]]:this (FullOpts)
         -34 (-47.89 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.SmallValueTypeComparableFrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.Nullable`1[int]]:this (FullOpts)
         -34 (-47.89 % of base) : System.Collections.Immutable.dasm - System.Collections.Frozen.SmallValueTypeDefaultComparerFrozenDictionary`2[System.__Canon,System.Nullable`1[int]]:GetEnumeratorCore():System.Collections.Frozen.FrozenDictionary`2+Enumerator[System.__Canon,System.Nullable`1[int]]:this (FullOpts)
         -29 (-47.54 % of base) : System.Private.CoreLib.dasm - System.Collections.Generic.Queue`1[System.Numerics.Vector`1[float]]:GetEnumerator():System.Collections.Generic.Queue`1+Enumerator[System.Numerics.Vector`1[float]]:this (FullOpts)
         -29 (-47.54 % of base) : System.Collections.dasm - System.Collections.Generic.Stack`1[System.Numerics.Vector`1[float]]:GetEnumerator():System.Collections.Generic.Stack`1+Enumerator[System.Numerics.Vector`1[float]]:this (FullOpts)
         -37 (-47.44 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[double]:SliceImpl(byref):System.Buffers.ReadOnlySequence`1[double]:this (FullOpts)
         -37 (-47.44 % of base) : System.Memory.dasm - System.Buffers.ReadOnlySequence`1[int]:SliceImpl(byref):System.Buffers.ReadOnlySequence`1[int]:this (FullOpts)

1199 total methods with Code Size differences (828 improved, 371 regressed), 246469 unchanged.

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

Artifacts:
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MihuBot commented Feb 6, 2025

Top method regressions

165 (11.01 % of base) - System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[System.__Canon,long]:b__1(byref,long,byref):this 
 ; Assembly listing for method System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[System.__Canon,long]:<ForWorker>b__1(byref,long,byref):this (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; fully interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 30 single block inlinees; 7 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 this         [V00,T01] ( 29,776   )     ref  ->  [rbp-0x68]  this class-hnd EH-live single-def <System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[System.__Canon,long]>
+;  V00 this         [V00,T01] ( 29,776   )     ref  ->  [rbp-0x90]  this class-hnd EH-live single-def <System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[System.__Canon,long]>
 ;  V01 arg1         [V01,T18] (  6, 13   )   byref  ->  rbx         single-def
 ;  V02 arg2         [V02,T26] (  3,  3   )    long  ->  r14         single-def
 ;  V03 arg3         [V03,T21] (  4,  4   )   byref  ->  r15         single-def
 ;  V04 loc0         [V04,T12] (  7, 58   )    long  ->  r13         ld-addr-op
 ;  V05 loc1         [V05,T03] (  5,329   )    long  ->  r12         ld-addr-op
-;  V06 loc2         [V06,T06] (  6,131   )     ref  ->  [rbp-0x70]  do-not-enreg[M] ld-addr-op class-hnd EH-live <System.__Canon>
+;  V06 loc2         [V06,T06] (  6,131   )     ref  ->  [rbp-0x98]  do-not-enreg[M] ld-addr-op class-hnd EH-live <System.__Canon>
 ;  V07 loc3         [V07,T39] (  4,  3   )   ubyte  ->  [rbp-0x2C]  do-not-enreg[Z] EH-live
 ;  V08 loc4         [V08    ] (  6,  4   )  struct ( 8) [rbp-0x38]  do-not-enreg[SB] ld-addr-op <System.Nullable`1[int]>
-;  V09 loc5         [V09,T04] (  7,163   )     ref  ->  [rbp-0x78]  class-hnd <System.Threading.Tasks.ParallelLoopState`1[long]>
+;  V09 loc5         [V09,T04] (  7,163   )     ref  ->  [rbp-0xA0]  class-hnd <System.Threading.Tasks.ParallelLoopState`1[long]>
 ;  V10 loc6         [V10,T13] (  2, 33   )    long  ->  r14        
 ;  V11 loc7         [V11,T11] (  5, 84   )    long  ->  r13        
 ;  V12 loc8         [V12,T05] (  7,132   )    long  ->  r13        
 ;  V13 loc9         [V13,T00] (  7,800   )    long  ->  r13        
 ;# V14 OutArgs      [V14    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
-;  V15 tmp1         [V15,T19] (  4,  8   )     ref  ->  [rbp-0x80]  class-hnd exact spill-single-def "NewObj constructor temp" <System.Threading.Tasks.ParallelLoopState`1[long]>
-;  V16 tmp2         [V16,T20] (  4,  8   )     ref  ->  [rbp-0x88]  class-hnd exact spill-single-def "NewObj constructor temp" <System.Threading.Tasks.ParallelLoopState`1[long]>
+;  V15 tmp1         [V15,T19] (  4,  8   )     ref  ->  [rbp-0xA8]  class-hnd exact spill-single-def "NewObj constructor temp" <System.Threading.Tasks.ParallelLoopState`1[long]>
+;  V16 tmp2         [V16,T20] (  4,  8   )     ref  ->  [rbp-0xB0]  class-hnd exact spill-single-def "NewObj constructor temp" <System.Threading.Tasks.ParallelLoopState`1[long]>
 ;  V17 tmp3         [V17,T28] (  4,  4   )     ref  ->  rbx         class-hnd exact "impAppendStmt" <System.Threading.Tasks.ParallelEtwProvider>
 ;  V18 tmp4         [V18,T32] (  4,  4   )     int  ->  r15         "impAppendStmt"
-;  V19 tmp5         [V19,T44] (  2,  0   )     ref  ->  rbx         class-hnd single-def "impSpillSpecialSideEff" <System.Exception>
-;  V20 tmp6         [V20,T33] (  2,  4   )     ref  ->  [rbp-0x90]  class-hnd exact spill-single-def "impAppendStmt" <System.Threading.Tasks.ParallelEtwProvider>
+;  V19 tmp5         [V19,T45] (  2,  0   )     ref  ->  rbx         class-hnd single-def "impSpillSpecialSideEff" <System.Exception>
+;  V20 tmp6         [V20,T33] (  2,  4   )     ref  ->  [rbp-0xB8]  class-hnd exact spill-single-def "impAppendStmt" <System.Threading.Tasks.ParallelEtwProvider>
 ;  V21 tmp7         [V21,T35] (  2,  4   )     int  ->  [rbp-0x3C]  spill-single-def "impAppendStmt"
-;  V22 tmp8         [V22    ] (  2,  2   )    long  ->  [rbp-0x48]  do-not-enreg[X] addr-exposed ld-addr-op "Inline ldloca(s) first use temp"
-;  V23 tmp9         [V23    ] (  2,  2   )    long  ->  [rbp-0x50]  do-not-enreg[X] addr-exposed ld-addr-op "Inline ldloca(s) first use temp"
-;  V24 tmp10        [V24,T36] (  2,  4   )     int  ->  rax         "impAppendStmt"
-;  V25 tmp11        [V25,T37] (  2,  4   )    long  ->  r13         "Inlining Arg"
-;* V26 tmp12        [V26    ] (  0,  0   )    long  ->  zero-ref    ld-addr-op "Inline stloc first use temp"
-;  V27 tmp13        [V27,T38] (  2,  4   )    long  ->  r12         "Inlining Arg"
-;* V28 tmp14        [V28    ] (  0,  0   )    long  ->  zero-ref    ld-addr-op "Inline stloc first use temp"
-;* V29 tmp15        [V29    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelEtwProvider>
-;  V30 tmp16        [V30,T34] (  2,  4   )     ref  ->  rdi         class-hnd single-def "dup spill" <System.Threading.Tasks.TaskScheduler>
-;  V31 tmp17        [V31,T25] (  5,  5   )     ref  ->  rdi        
-;  V32 tmp18        [V32,T22] (  3,  6   )     ref  ->  [rbp-0x98]  class-hnd exact spill-single-def "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
-;  V33 tmp19        [V33,T23] (  3,  6   )     ref  ->  [rbp-0xA0]  class-hnd exact spill-single-def "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
-;* V34 tmp20        [V34    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V35 tmp21        [V35    ] (  0,  0   )    long  ->  zero-ref    "dup spill"
-;* V36 tmp22        [V36    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V37 tmp23        [V37    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
-;* V38 tmp24        [V38,T17] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;  V39 tmp25        [V39,T07] (  2,128   )     ref  ->  rsi         class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
-;  V40 tmp26        [V40,T10] (  3, 96   )     int  ->  rsi         "Inline stloc first use temp"
-;* V41 tmp27        [V41    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V42 tmp28        [V42    ] (  0,  0   )    long  ->  zero-ref    "dup spill"
-;* V43 tmp29        [V43    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V44 tmp30        [V44    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
-;* V45 tmp31        [V45    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V46 tmp32        [V46    ] (  0,  0   )    long  ->  zero-ref    "dup spill"
-;* V47 tmp33        [V47    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;* V48 tmp34        [V48    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
-;  V49 tmp35        [V49    ] (  2, 16   )    long  ->  [rbp-0x58]  do-not-enreg[X] addr-exposed ld-addr-op "Inline ldloca(s) first use temp"
-;  V50 tmp36        [V50    ] (  2, 16   )    long  ->  [rbp-0x60]  do-not-enreg[X] addr-exposed ld-addr-op "Inline ldloca(s) first use temp"
-;  V51 tmp37        [V51,T14] (  2, 32   )     int  ->  rax         "impAppendStmt"
-;  V52 tmp38        [V52,T15] (  2, 32   )    long  ->  r13         "Inlining Arg"
-;* V53 tmp39        [V53    ] (  0,  0   )    long  ->  zero-ref    ld-addr-op "Inline stloc first use temp"
-;  V54 tmp40        [V54,T16] (  2, 32   )    long  ->  r12         "Inlining Arg"
-;* V55 tmp41        [V55    ] (  0,  0   )    long  ->  zero-ref    ld-addr-op "Inline stloc first use temp"
-;* V56 tmp42        [V56    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
-;* V57 tmp43        [V57    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelEtwProvider>
-;  V58 tmp44        [V58,T29] (  4,  4   )     ref  ->  rdi         class-hnd "dup spill" <System.Threading.Tasks.TaskScheduler>
-;  V59 tmp45        [V59,T24] ( 10,  5   )     ref  ->  rdi        
-;  V60 tmp46        [V60,T42] (  3,  2   )   ubyte  ->  [rbp-0x38]  do-not-enreg[] "field V08.hasValue (fldOffset=0x0)" P-DEP
-;  V61 tmp47        [V61,T27] (  6,  4   )     int  ->  [rbp-0x34]  do-not-enreg[] "field V08.value (fldOffset=0x4)" P-DEP
-;  V62 cse0         [V62,T40] (  3,  3   )     ref  ->  rax         "CSE #05: moderate"
-;  V63 cse1         [V63,T41] (  3,  3   )     ref  ->  rbx         "CSE #10: moderate"
-;  V64 cse2         [V64,T30] (  4,  4   )     ref  ->  rcx         "CSE #08: moderate"
-;  V65 cse3         [V65,T31] (  4,  4   )     ref  ->  rax         "CSE #12: moderate"
-;  V66 rat0         [V66    ] (  1,  1   )    long  ->  [rbp-0xB0]  do-not-enreg[V] "PSPSym"
-;  V67 rat1         [V67,T08] (  3, 96   )     ref  ->  rax         "delegate invoke call"
-;  V68 rat2         [V68,T09] (  3, 96   )     ref  ->  rcx         "delegate invoke call"
-;  V69 rat3         [V69,T02] (  3,384   )     ref  ->   r8         "delegate invoke call"
-;  V70 rat4         [V70,T43] (  3,  0   )     ref  ->  rax         "delegate invoke call"
+;  V22 tmp8         [V22,T43] (  2,  2   )  struct (40) [rbp-0x68]  do-not-enreg[HS] must-init hidden-struct-arg "stack copy for value returned via return buffer" <System.Threading.Tasks.RangeWorker>
+;  V23 tmp9         [V23    ] (  2,  2   )    long  ->  [rbp-0x70]  do-not-enreg[X] addr-exposed ld-addr-op "Inline ldloca(s) first use temp"
+;  V24 tmp10        [V24    ] (  2,  2   )    long  ->  [rbp-0x78]  do-not-enreg[X] addr-exposed ld-addr-op "Inline ldloca(s) first use temp"
+;  V25 tmp11        [V25,T36] (  2,  4   )     int  ->  rax         "impAppendStmt"
+;  V26 tmp12        [V26,T37] (  2,  4   )    long  ->  r13         "Inlining Arg"
+;* V27 tmp13        [V27    ] (  0,  0   )    long  ->  zero-ref    ld-addr-op "Inline stloc first use temp"
+;  V28 tmp14        [V28,T38] (  2,  4   )    long  ->  r12         "Inlining Arg"
+;* V29 tmp15        [V29    ] (  0,  0   )    long  ->  zero-ref    ld-addr-op "Inline stloc first use temp"
+;* V30 tmp16        [V30    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelEtwProvider>
+;  V31 tmp17        [V31,T34] (  2,  4   )     ref  ->  rdi         class-hnd single-def "dup spill" <System.Threading.Tasks.TaskScheduler>
+;  V32 tmp18        [V32,T25] (  5,  5   )     ref  ->  rdi        
+;  V33 tmp19        [V33,T22] (  3,  6   )     ref  ->  [rbp-0xC0]  class-hnd exact spill-single-def "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
+;  V34 tmp20        [V34,T23] (  3,  6   )     ref  ->  [rbp-0xC8]  class-hnd exact spill-single-def "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
+;* V35 tmp21        [V35    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;* V36 tmp22        [V36    ] (  0,  0   )    long  ->  zero-ref    "dup spill"
+;* V37 tmp23        [V37    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;* V38 tmp24        [V38    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
+;* V39 tmp25        [V39,T17] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
+;  V40 tmp26        [V40,T07] (  2,128   )     ref  ->  rsi         class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
+;  V41 tmp27        [V41,T10] (  3, 96   )     int  ->  rsi         "Inline stloc first use temp"
+;* V42 tmp28        [V42    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;* V43 tmp29        [V43    ] (  0,  0   )    long  ->  zero-ref    "dup spill"
+;* V44 tmp30        [V44    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;* V45 tmp31        [V45    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
+;* V46 tmp32        [V46    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;* V47 tmp33        [V47    ] (  0,  0   )    long  ->  zero-ref    "dup spill"
+;* V48 tmp34        [V48    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
+;* V49 tmp35        [V49    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
+;  V50 tmp36        [V50    ] (  2, 16   )    long  ->  [rbp-0x80]  do-not-enreg[X] addr-exposed ld-addr-op "Inline ldloca(s) first use temp"
+;  V51 tmp37        [V51    ] (  2, 16   )    long  ->  [rbp-0x88]  do-not-enreg[X] addr-exposed ld-addr-op "Inline ldloca(s) first use temp"
+;  V52 tmp38        [V52,T14] (  2, 32   )     int  ->  rax         "impAppendStmt"
+;  V53 tmp39        [V53,T15] (  2, 32   )    long  ->  r13         "Inlining Arg"
+;* V54 tmp40        [V54    ] (  0,  0   )    long  ->  zero-ref    ld-addr-op "Inline stloc first use temp"
+;  V55 tmp41        [V55,T16] (  2, 32   )    long  ->  r12         "Inlining Arg"
+;* V56 tmp42        [V56    ] (  0,  0   )    long  ->  zero-ref    ld-addr-op "Inline stloc first use temp"
+;* V57 tmp43        [V57    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelLoopStateFlags`1[long]>
+;* V58 tmp44        [V58    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Threading.Tasks.ParallelEtwProvider>
+;  V59 tmp45        [V59,T29] (  4,  4   )     ref  ->  rdi         class-hnd "dup spill" <System.Threading.Tasks.TaskScheduler>
+;  V60 tmp46        [V60,T24] ( 10,  5   )     ref  ->  rdi        
+;  V61 tmp47        [V61,T42] (  3,  2   )   ubyte  ->  [rbp-0x38]  do-not-enreg[] "field V08.hasValue (fldOffset=0x0)" P-DEP
+;  V62 tmp48        [V62,T27] (  6,  4   )     int  ->  [rbp-0x34]  do-not-enreg[] "field V08.value (fldOffset=0x4)" P-DEP
+;  V63 cse0         [V63,T40] (  3,  3   )     ref  ->  rax         "CSE #05: moderate"
+;  V64 cse1         [V64,T41] (  3,  3   )     ref  ->  rbx         "CSE #10: moderate"
+;  V65 cse2         [V65,T30] (  4,  4   )     ref  ->  rcx         "CSE #08: moderate"
+;  V66 cse3         [V66,T31] (  4,  4   )     ref  ->  rax         "CSE #12: moderate"
+;  V67 rat0         [V67    ] (  1,  1   )    long  ->  [rbp-0xD0]  do-not-enreg[V] "PSPSym"
+;  V68 rat1         [V68,T08] (  3, 96   )     ref  ->  rax         "delegate invoke call"
+;  V69 rat2         [V69,T09] (  3, 96   )     ref  ->  rcx         "delegate invoke call"
+;  V70 rat3         [V70,T02] (  3,384   )     ref  ->   r9         "delegate invoke call"
+;  V71 rat4         [V71,T44] (  3,  0   )     ref  ->  rax         "delegate invoke call"
 ;
-; Lcl frame size = 136
+; Lcl frame size = 168
 
 G_M61654_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
-       sub      rsp, 136
-       lea      rbp, [rsp+0xB0]
-       mov      qword ptr [rbp-0xB0], rsp
-       mov      gword ptr [rbp-0x68], rdi
+       sub      rsp, 168
+       lea      rbp, [rsp+0xD0]
+       xor      eax, eax
+       mov      qword ptr [rbp-0x68], rax
+       vxorps   xmm8, xmm8, xmm8
+       vmovdqu  ymmword ptr [rbp-0x60], ymm8
+       mov      qword ptr [rbp-0xD0], rsp
+       mov      gword ptr [rbp-0x90], rdi
+       mov      r8, rdi
        mov      rbx, rsi
        mov      r14, rdx
        mov      r15, rcx
-						;; size=45 bbWeight=1 PerfScore 9.50
+						;; size=67 bbWeight=1 PerfScore 13.33
 G_M61654_IG02:
        cmp      gword ptr [rbx], 0
        jne      SHORT G_M61654_IG03
-       mov      rdi, gword ptr [rdi+0x20]
-       mov      rsi, rbx
+       mov      rdi, gword ptr [r8+0x20]
+       lea      rsi, [rbp-0x68]
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.RangeManager:RegisterNewWorker():System.Threading.Tasks.RangeWorker:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Threading.Tasks.RangeManager:RegisterNewWorker():System.Threading.Tasks.RangeWorker:this
-						;; size=27 bbWeight=1 PerfScore 12.50
+       mov      rdi, rbx
+       lea      rsi, bword ptr [rbp-0x68]
+       call     CORINFO_HELP_ASSIGN_BYREF
+       mov      ecx, 4
+       rep movsq 
+						;; size=48 bbWeight=1 PerfScore 39.75
 G_M61654_IG03:
        mov      byte  ptr [r15], 0
-       lea      rdx, [rbp-0x50]
-       lea      rsi, [rbp-0x48]
+       lea      rdx, [rbp-0x78]
+       lea      rsi, [rbp-0x70]
        mov      rdi, rbx
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.RangeWorker:FindNewWork(byref,byref):ubyte:this
        call     [rax]System.Threading.Tasks.RangeWorker:FindNewWork(byref,byref):ubyte:this
-       mov      r13, qword ptr [rbp-0x48]
-       mov      r12, qword ptr [rbp-0x50]
+       mov      r13, qword ptr [rbp-0x70]
+       mov      r12, qword ptr [rbp-0x78]
        test     eax, eax
        je       G_M61654_IG26
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      rdi, gword ptr [rdi+0x18]
+       mov      r8, gword ptr [rbp-0x90]
+       mov      rdi, gword ptr [r8+0x18]
        mov      rsi, r13
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.ParallelLoopStateFlags`1[long]:ShouldExitLoop(long):ubyte:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Threading.Tasks.ParallelLoopStateFlags`1[long]:ShouldExitLoop(long):ubyte:this
        test     eax, eax
        jne      G_M61654_IG26
        mov      rdi, 0xD1FFAB1E      ; global ptr
        test     byte  ptr [rdi], 1
        je       G_M61654_IG28
-						;; size=95 bbWeight=1 PerfScore 23.75
+						;; size=98 bbWeight=1 PerfScore 23.75
 G_M61654_IG04:
        mov      rax, 0xD1FFAB1E      ; data for System.Threading.Tasks.ParallelEtwProvider:Log
        mov      rax, gword ptr [rax]
        cmp      byte  ptr [rax+0x9D], 0
        je       SHORT G_M61654_IG05
-       mov      gword ptr [rbp-0x90], rax
+       mov      gword ptr [rbp-0xB8], rax
        mov      rcx, 0xD1FFAB1E      ; code for System.Threading.Tasks.TaskScheduler:get_InternalCurrent():System.Threading.Tasks.TaskScheduler
        call     [rcx]System.Threading.Tasks.TaskScheduler:get_InternalCurrent():System.Threading.Tasks.TaskScheduler
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; const ptr
        test     rdi, rdi
        cmove    rdi, gword ptr [rax]
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.TaskScheduler:get_Id():int:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Threading.Tasks.TaskScheduler:get_Id():int:this
        mov      dword ptr [rbp-0x3C], eax
        mov      rcx, 0xD1FFAB1E      ; code for System.Threading.Tasks.Task:get_CurrentId():System.Nullable`1[int]
        call     [rcx]System.Threading.Tasks.Task:get_CurrentId():System.Nullable`1[int]
        mov      qword ptr [rbp-0x38], rax
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      ecx, dword ptr [rdi+0x50]
-       mov      rdi, gword ptr [rbp-0x90]
+       mov      r8, gword ptr [rbp-0x90]
+       mov      ecx, dword ptr [r8+0x50]
+       mov      rdi, gword ptr [rbp-0xB8]
        mov      esi, dword ptr [rbp-0x3C]
        mov      edx, dword ptr [rbp-0x34]
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.ParallelEtwProvider:ParallelFork(int,int,int):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Threading.Tasks.ParallelEtwProvider:ParallelFork(int,int,int):this
-						;; size=128 bbWeight=1 PerfScore 38.00
+						;; size=132 bbWeight=1 PerfScore 38.00
 G_M61654_IG05:
        xor      rdi, rdi
-       mov      gword ptr [rbp-0x70], rdi
-						;; size=6 bbWeight=1 PerfScore 1.25
+       mov      gword ptr [rbp-0x98], rdi
+						;; size=9 bbWeight=1 PerfScore 1.25
 G_M61654_IG06:
        mov      dword ptr [rbp-0x2C], edi
 						;; size=3 bbWeight=1 PerfScore 1.00
 G_M61654_IG07:
        xor      rax, rax
-       mov      rdi, gword ptr [rbp-0x68]
-       cmp      gword ptr [rdi+0x28], 0
-       jne      SHORT G_M61654_IG08
-       cmp      gword ptr [rdi+0x30], 0
-       mov      gword ptr [rbp-0x78], rax
+       mov      r8, gword ptr [rbp-0x90]
+       cmp      gword ptr [r8+0x28], 0
+       jne      G_M61654_IG08
+       cmp      gword ptr [r8+0x30], 0
+       mov      gword ptr [rbp-0xA0], rax
        je       G_M61654_IG09
        mov      rdi, 0xD1FFAB1E      ; System.Threading.Tasks.ParallelLoopState`1[long]
        call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x80], rax
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      rcx, gword ptr [rdi+0x18]
-       mov      gword ptr [rbp-0xA0], rcx
+       mov      gword ptr [rbp-0xA8], rax
+       mov      r8, gword ptr [rbp-0x90]
+       mov      rcx, gword ptr [r8+0x18]
+       mov      gword ptr [rbp-0xC8], rcx
        lea      rdi, bword ptr [rax+0x08]
        mov      rsi, rcx
        call     CORINFO_HELP_ASSIGN_REF
-       mov      rax, gword ptr [rbp-0x80]
+       mov      rax, gword ptr [rbp-0xA8]
        lea      rdi, bword ptr [rax+0x10]
-       mov      rsi, gword ptr [rbp-0xA0]
+       mov      rsi, gword ptr [rbp-0xC8]
        call     CORINFO_HELP_ASSIGN_REF
-       mov      rax, gword ptr [rbp-0x80]
-       mov      gword ptr [rbp-0x78], rax
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      rcx, gword ptr [rdi+0x38]
+       mov      rax, gword ptr [rbp-0xA8]
+       mov      gword ptr [rbp-0xA0], rax
+       mov      r8, gword ptr [rbp-0x90]
+       mov      rcx, gword ptr [r8+0x38]
        test     rcx, rcx
        je       SHORT G_M61654_IG09
        mov      rdi, gword ptr [rcx+0x08]
        call     [rcx+0x18]System.Func`1[System.__Canon]:Invoke():System.__Canon:this
-       mov      gword ptr [rbp-0x70], rax
+       mov      gword ptr [rbp-0x98], rax
        mov      dword ptr [rbp-0x2C], 1
        jmp      SHORT G_M61654_IG09
-						;; size=135 bbWeight=1 PerfScore 37.00
+						;; size=166 bbWeight=1 PerfScore 37.00
 G_M61654_IG08:
        mov      rdi, 0xD1FFAB1E      ; System.Threading.Tasks.ParallelLoopState`1[long]
        call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x88], rax
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      rcx, gword ptr [rdi+0x18]
-       mov      gword ptr [rbp-0x98], rcx
+       mov      gword ptr [rbp-0xB0], rax
+       mov      r8, gword ptr [rbp-0x90]
+       mov      rcx, gword ptr [r8+0x18]
+       mov      gword ptr [rbp-0xC0], rcx
        lea      rdi, bword ptr [rax+0x08]
        mov      rsi, rcx
        call     CORINFO_HELP_ASSIGN_REF
-       mov      rax, gword ptr [rbp-0x88]
+       mov      rax, gword ptr [rbp-0xB0]
        lea      rdi, bword ptr [rax+0x10]
-       mov      rsi, gword ptr [rbp-0x98]
+       mov      rsi, gword ptr [rbp-0xC0]
        call     CORINFO_HELP_ASSIGN_REF
-       mov      rax, gword ptr [rbp-0x88]
-       mov      gword ptr [rbp-0x78], rax
-						;; size=83 bbWeight=1 PerfScore 13.50
+       mov      rax, gword ptr [rbp-0xB0]
+       mov      gword ptr [rbp-0xA0], rax
+						;; size=89 bbWeight=1 PerfScore 13.50
 G_M61654_IG09:
        call     System.Environment:get_TickCount64():long
        add      r14, rax
        jmp      G_M61654_IG14
 						;; size=13 bbWeight=1 PerfScore 3.25
 G_M61654_IG10:
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      rax, gword ptr [rbp-0x78]
+       mov      r8, gword ptr [rbp-0x90]
+       mov      rax, gword ptr [rbp-0xA0]
        mov      qword ptr [rax+0x18], r13
-       mov      r8, gword ptr [rdi+0x30]
+       mov      r9, gword ptr [r8+0x30]
        mov      rsi, r13
-       mov      gword ptr [rbp-0x78], rax
+       mov      gword ptr [rbp-0xA0], rax
        mov      rdx, rax
-       mov      rcx, gword ptr [rbp-0x70]
-       mov      rdi, gword ptr [r8+0x08]
-       call     [r8+0x18]System.Func`4[long,System.__Canon,System.__Canon,System.__Canon]:Invoke(long,System.__Canon,System.__Canon):System.__Canon:this
-       mov      gword ptr [rbp-0x70], rax
+       mov      rcx, gword ptr [rbp-0x98]
+       mov      rdi, gword ptr [r9+0x08]
+       call     [r9+0x18]System.Func`4[long,System.__Canon,System.__Canon,System.__Canon]:Invoke(long,System.__Canon,System.__Canon):System.__Canon:this
+       mov      gword ptr [rbp-0x98], rax
        inc      r13
-       mov      rdi, gword ptr [rbp-0x68]
-						;; size=49 bbWeight=64 PerfScore 944.00
+       mov      r8, gword ptr [rbp-0x90]
+						;; size=67 bbWeight=64 PerfScore 944.00
 G_M61654_IG11:
        cmp      r13, r12
        jge      SHORT G_M61654_IG12
-       mov      rsi, gword ptr [rdi+0x18]
-       cmp      dword ptr [rsi+0x08], 0
+       mov      rdi, gword ptr [r8+0x18]
+       cmp      dword ptr [rdi+0x08], 0
        je       SHORT G_M61654_IG10
-       mov      rdi, gword ptr [rdi+0x18]
+       mov      rdi, gword ptr [r8+0x18]
        mov      rsi, r13
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.ParallelLoopStateFlags`1[long]:ShouldExitLoop(long):ubyte:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Threading.Tasks.ParallelLoopStateFlags`1[long]:ShouldExitLoop(long):ubyte:this
        test     eax, eax
        je       SHORT G_M61654_IG10
 						;; size=40 bbWeight=256 PerfScore 4352.00
 G_M61654_IG12:
        call     System.Environment:get_TickCount64():long
        mov      rdx, r14
        sub      rdx, rax
        test     rdx, rdx
-       jle      SHORT G_M61654_IG17
-						;; size=16 bbWeight=32 PerfScore 88.00
+       jle      G_M61654_IG17
+						;; size=20 bbWeight=32 PerfScore 88.00
 G_M61654_IG13:
-       lea      rdx, [rbp-0x60]
-       lea      rsi, [rbp-0x58]
+       lea      rdx, [rbp-0x88]
+       lea      rsi, [rbp-0x80]
        mov      rdi, rbx
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.RangeWorker:FindNewWork(byref,byref):ubyte:this
        call     [rax]System.Threading.Tasks.RangeWorker:FindNewWork(byref,byref):ubyte:this
-       mov      r13, qword ptr [rbp-0x58]
-       mov      r12, qword ptr [rbp-0x60]
+       mov      r13, qword ptr [rbp-0x80]
+       mov      r12, qword ptr [rbp-0x88]
        test     eax, eax
        je       G_M61654_IG23
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      rsi, gword ptr [rdi+0x18]
-       cmp      dword ptr [rsi+0x08], 0
+       mov      r8, gword ptr [rbp-0x90]
+       mov      rdi, gword ptr [r8+0x18]
+       cmp      dword ptr [rdi+0x08], 0
        je       SHORT G_M61654_IG14
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      rdi, gword ptr [rdi+0x18]
+       mov      r8, gword ptr [rbp-0x90]
+       mov      rdi, gword ptr [r8+0x18]
        mov      rsi, r13
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.ParallelLoopStateFlags`1[long]:ShouldExitLoop(long):ubyte:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Threading.Tasks.ParallelLoopStateFlags`1[long]:ShouldExitLoop(long):ubyte:this
        test     eax, eax
        jne      G_M61654_IG23
-						;; size=86 bbWeight=8 PerfScore 204.00
+						;; size=98 bbWeight=8 PerfScore 204.00
 G_M61654_IG14:
-       mov      rdi, gword ptr [rbp-0x68]
-       cmp      gword ptr [rdi+0x40], 0
+       mov      r8, gword ptr [rbp-0x90]
+       cmp      gword ptr [r8+0x40], 0
        jne      SHORT G_M61654_IG20
-						;; size=11 bbWeight=8 PerfScore 40.00
+						;; size=14 bbWeight=8 PerfScore 40.00
 G_M61654_IG15:
-       cmp      gword ptr [rdi+0x28], 0
+       cmp      gword ptr [r8+0x28], 0
        jne      SHORT G_M61654_IG18
 						;; size=7 bbWeight=4 PerfScore 16.00
 G_M61654_IG16:
        jmp      G_M61654_IG11
 						;; size=5 bbWeight=32 PerfScore 64.00
 G_M61654_IG17:
        mov      byte  ptr [r15], 1
        jmp      G_M61654_IG23
 						;; size=9 bbWeight=1 PerfScore 3.00
 G_M61654_IG18:
        cmp      r13, r12
        jge      G_M61654_IG12
-       mov      rsi, gword ptr [rdi+0x18]
-       cmp      dword ptr [rsi+0x08], 0
+       mov      rdi, gword ptr [r8+0x18]
+       cmp      dword ptr [rdi+0x08], 0
        je       SHORT G_M61654_IG19
-       mov      rdi, gword ptr [rdi+0x18]
+       mov      rdi, gword ptr [r8+0x18]
        mov      rsi, r13
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.ParallelLoopStateFlags`1[long]:ShouldExitLoop(long):ubyte:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Threading.Tasks.ParallelLoopStateFlags`1[long]:ShouldExitLoop(long):ubyte:this
        test     eax, eax
        jne      G_M61654_IG12
 						;; size=48 bbWeight=32 PerfScore 544.00
 G_M61654_IG19:
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      rax, gword ptr [rbp-0x78]
+       mov      r8, gword ptr [rbp-0x90]
+       mov      rax, gword ptr [rbp-0xA0]
        mov      qword ptr [rax+0x18], r13
-       mov      rcx, gword ptr [rdi+0x28]
+       mov      rcx, gword ptr [r8+0x28]
        mov      rsi, r13
-       mov      gword ptr [rbp-0x78], rax
+       mov      gword ptr [rbp-0xA0], rax
        mov      rdx, rax
        mov      rdi, gword ptr [rcx+0x08]
        call     [rcx+0x18]System.Action`2[long,System.__Canon]:Invoke(long,System.__Canon):this
        inc      r13
-       mov      rdi, gword ptr [rbp-0x68]
+       mov      r8, gword ptr [rbp-0x90]
        jmp      SHORT G_M61654_IG18
-						;; size=42 bbWeight=16 PerfScore 236.00
+						;; size=54 bbWeight=16 PerfScore 236.00
 G_M61654_IG20:
        cmp      r13, r12
        jge      G_M61654_IG12
-       mov      rsi, gword ptr [rdi+0x18]
+       mov      rsi, gword ptr [r8+0x18]
        cmp      dword ptr [rsi+0x08], 0
        je       SHORT G_M61654_IG21
-       mov      rsi, gword ptr [rdi+0x18]
+       mov      rsi, gword ptr [r8+0x18]
        mov      esi, dword ptr [rsi+0x08]
        test     esi, esi
        je       SHORT G_M61654_IG21
        test     sil, 9
        jne      G_M61654_IG12
 						;; size=40 bbWeight=32 PerfScore 440.00
 G_M61654_IG21:
-       mov      rax, gword ptr [rdi+0x40]
+       mov      rax, gword ptr [r8+0x40]
        mov      rsi, r13
        mov      rdi, gword ptr [rax+0x08]
        call     [rax+0x18]System.Action`1[long]:Invoke(long):this
        inc      r13
-       mov      rdi, gword ptr [rbp-0x68]
+       mov      r8, gword ptr [rbp-0x90]
        jmp      SHORT G_M61654_IG20
-						;; size=23 bbWeight=16 PerfScore 168.00
+						;; size=26 bbWeight=16 PerfScore 168.00
 G_M61654_IG22:
        nop      
 						;; size=1 bbWeight=0 PerfScore 0.00
 G_M61654_IG23:
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      rax, gword ptr [rdi+0x48]
+       mov      r8, gword ptr [rbp-0x90]
+       mov      rax, gword ptr [r8+0x48]
        test     rax, rax
        setne    sil
        movzx    rsi, sil
        test     esi, dword ptr [rbp-0x2C]
        je       SHORT G_M61654_IG24
-       mov      rsi, gword ptr [rbp-0x70]
+       mov      rsi, gword ptr [rbp-0x98]
        mov      rdi, gword ptr [rax+0x08]
        call     [rax+0x18]System.Action`1[System.__Canon]:Invoke(System.__Canon):this
-						;; size=35 bbWeight=1 PerfScore 13.50
+						;; size=41 bbWeight=1 PerfScore 13.50
 G_M61654_IG24:
        mov      rdi, 0xD1FFAB1E      ; global ptr
        test     byte  ptr [rdi], 1
        je       G_M61654_IG29
 						;; size=19 bbWeight=1 PerfScore 4.25
 G_M61654_IG25:
        mov      rax, 0xD1FFAB1E      ; static handle
        mov      rbx, gword ptr [rax]
        cmp      byte  ptr [rbx+0x9D], 0
        je       SHORT G_M61654_IG26
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.TaskScheduler:get_InternalCurrent():System.Threading.Tasks.TaskScheduler
        call     [rax]System.Threading.Tasks.TaskScheduler:get_InternalCurrent():System.Threading.Tasks.TaskScheduler
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; const ptr
        test     rdi, rdi
        cmove    rdi, gword ptr [rax]
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.TaskScheduler:get_Id():int:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Threading.Tasks.TaskScheduler:get_Id():int:this
        mov      r15d, eax
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.Task:get_CurrentId():System.Nullable`1[int]
        call     [rax]System.Threading.Tasks.Task:get_CurrentId():System.Nullable`1[int]
        mov      qword ptr [rbp-0x38], rax
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      ecx, dword ptr [rdi+0x50]
+       mov      r8, gword ptr [rbp-0x90]
+       mov      ecx, dword ptr [r8+0x50]
        mov      rdi, rbx
        mov      esi, r15d
        mov      edx, dword ptr [rbp-0x34]
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.ParallelEtwProvider:ParallelJoin(int,int,int):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Threading.Tasks.ParallelEtwProvider:ParallelJoin(int,int,int):this
-						;; size=117 bbWeight=1 PerfScore 34.75
+						;; size=121 bbWeight=1 PerfScore 34.75
 G_M61654_IG26:
        nop      
 						;; size=1 bbWeight=1 PerfScore 0.25
 G_M61654_IG27:
-       add      rsp, 136
+       add      rsp, 168
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=18 bbWeight=1 PerfScore 4.25
 G_M61654_IG28:
        mov      rdi, 0xD1FFAB1E      ; System.Threading.Tasks.ParallelEtwProvider
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_GET_GCSTATIC_BASE
        call     [rax]CORINFO_HELP_GET_GCSTATIC_BASE
        jmp      G_M61654_IG04
 						;; size=27 bbWeight=0 PerfScore 0.00
 G_M61654_IG29:
        mov      rdi, 0xD1FFAB1E      ; System.Threading.Tasks.ParallelEtwProvider
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_GET_GCSTATIC_BASE
        call     [rax]CORINFO_HELP_GET_GCSTATIC_BASE
        jmp      G_M61654_IG25
 						;; size=27 bbWeight=0 PerfScore 0.00
 G_M61654_IG30:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        push     rax
        mov      rbp, qword ptr [rdi]
        mov      qword ptr [rsp], rbp
-       lea      rbp, [rbp+0xB0]
+       lea      rbp, [rbp+0xD0]
 						;; size=25 bbWeight=0 PerfScore 0.00
 G_M61654_IG31:
        mov      rbx, rsi
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      rdi, gword ptr [rdi+0x18]
+       mov      r8, gword ptr [rbp-0x90]
+       mov      rdi, gword ptr [r8+0x18]
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.ParallelLoopStateFlags:SetExceptional():this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Threading.Tasks.ParallelLoopStateFlags:SetExceptional():this
        mov      rdi, rbx
        mov      rax, 0xD1FFAB1E      ; code for System.Runtime.ExceptionServices.ExceptionDispatchInfo:Throw(System.Exception)
        call     [rax]System.Runtime.ExceptionServices.ExceptionDispatchInfo:Throw(System.Exception)
        lea      rax, G_M61654_IG22
-						;; size=47 bbWeight=0 PerfScore 0.00
+						;; size=50 bbWeight=0 PerfScore 0.00
 G_M61654_IG32:
        add      rsp, 8
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=0 PerfScore 0.00
 G_M61654_IG33:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        push     rax
        mov      rbp, qword ptr [rdi]
        mov      qword ptr [rsp], rbp
-       lea      rbp, [rbp+0xB0]
+       lea      rbp, [rbp+0xD0]
 						;; size=25 bbWeight=0 PerfScore 0.00
 G_M61654_IG34:
-       mov      rdi, gword ptr [rbp-0x68]
-       cmp      gword ptr [rdi+0x48], 0
+       mov      r8, gword ptr [rbp-0x90]
+       cmp      gword ptr [r8+0x48], 0
        setne    sil
        movzx    rsi, sil
        test     esi, dword ptr [rbp-0x2C]
        je       SHORT G_M61654_IG35
-       mov      rax, gword ptr [rdi+0x48]
-       mov      rsi, gword ptr [rbp-0x70]
+       mov      rax, gword ptr [r8+0x48]
+       mov      rsi, gword ptr [rbp-0x98]
        mov      rdi, gword ptr [rax+0x08]
        call     [rax+0x18]System.Action`1[System.__Canon]:Invoke(System.__Canon):this
-						;; size=37 bbWeight=0 PerfScore 0.00
+						;; size=43 bbWeight=0 PerfScore 0.00
 G_M61654_IG35:
        mov      rdi, 0xD1FFAB1E      ; System.Threading.Tasks.ParallelEtwProvider
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_GET_GCSTATIC_BASE
        call     [rax]CORINFO_HELP_GET_GCSTATIC_BASE
        mov      rdi, 0xD1FFAB1E      ; data for System.Threading.Tasks.ParallelEtwProvider:Log
        mov      rdi, gword ptr [rdi]
        cmp      byte  ptr [rdi+0x9D], 0
        je       G_M61654_IG36
        mov      rdi, 0xD1FFAB1E      ; System.Threading.Tasks.ParallelEtwProvider
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_GET_GCSTATIC_BASE
        call     [rax]CORINFO_HELP_GET_GCSTATIC_BASE
        mov      rax, 0xD1FFAB1E      ; data for System.Threading.Tasks.ParallelEtwProvider:Log
        mov      rbx, gword ptr [rax]
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.TaskScheduler:get_InternalCurrent():System.Threading.Tasks.TaskScheduler
        call     [rax]System.Threading.Tasks.TaskScheduler:get_InternalCurrent():System.Threading.Tasks.TaskScheduler
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; const ptr
        test     rdi, rdi
        cmove    rdi, gword ptr [rax]
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.TaskScheduler:get_Id():int:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Threading.Tasks.TaskScheduler:get_Id():int:this
        mov      r15d, eax
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.Task:get_CurrentId():System.Nullable`1[int]
        call     [rax]System.Threading.Tasks.Task:get_CurrentId():System.Nullable`1[int]
        mov      qword ptr [rbp-0x38], rax
-       mov      rdi, gword ptr [rbp-0x68]
-       mov      ecx, dword ptr [rdi+0x50]
+       mov      r8, gword ptr [rbp-0x90]
+       mov      ecx, dword ptr [r8+0x50]
        mov      rdi, rbx
        mov      esi, r15d
        mov      edx, dword ptr [rbp-0x34]
        mov      rax, 0xD1FFAB1E      ; code for System.Threading.Tasks.ParallelEtwProvider:ParallelJoin(int,int,int):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Threading.Tasks.ParallelEtwProvider:ParallelJoin(int,int,int):this
-						;; size=178 bbWeight=0 PerfScore 0.00
+						;; size=182 bbWeight=0 PerfScore 0.00
 G_M61654_IG36:
        nop      
 						;; size=1 bbWeight=0 PerfScore 0.00
 G_M61654_IG37:
        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 1499, prolog size 45, PerfScore 7295.75, instruction count 366, allocated bytes for code 1499 (MethodHash=76770f29) for method System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[System.__Canon,long]:<ForWorker>b__1(byref,long,byref):this (FullOpts)
+; Total bytes of code 1664, prolog size 67, PerfScore 7326.83, instruction count 376, allocated bytes for code 1664 (MethodHash=76770f29) for method System.Threading.Tasks.Parallel+<>c__DisplayClass19_0`2[System.__Canon,long]:<ForWorker>b__1(byref,long,byref):this (FullOpts)
 ; ============================================================
126 (32.31 % of base) - System.Net.NetworkInformation.LinuxIPGlobalStatistics:.ctor(ubyte):this 
 ; Assembly listing for method System.Net.NetworkInformation.LinuxIPGlobalStatistics:.ctor(ubyte):this (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 15 single block inlinees; 7 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 this         [V00,T00] ( 13,  8   )     ref  ->  rbx         this class-hnd single-def <System.Net.NetworkInformation.LinuxIPGlobalStatistics>
+;  V00 this         [V00,T00] ( 11,  7   )     ref  ->  rbx         this class-hnd single-def <System.Net.NetworkInformation.LinuxIPGlobalStatistics>
 ;  V01 arg1         [V01,T01] (  3,  3   )   ubyte  ->  rsi         single-def
 ;  V02 loc0         [V02,T12] (  2,  1   )     ref  ->  rdi         class-hnd exact single-def <System.String>
 ;# V03 OutArgs      [V03    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
-;* V04 tmp1         [V04    ] (  0,  0   )   byref  ->  zero-ref    "impAppendStmt"
+;  V04 tmp1         [V04,T17] (  2,  1   )  struct (144) [rbp-0x98]  do-not-enreg[HS] hidden-struct-arg "stack copy for value returned via return buffer" <System.Net.NetworkInformation.IPGlobalStatisticsTable>
 ;* V05 tmp2         [V05    ] (  0,  0   )   byref  ->  zero-ref    "impAppendStmt"
-;* V06 tmp3         [V06    ] (  0,  0   )  struct (16) zero-ref    multireg-arg "impAppendStmt" <System.ReadOnlySpan`1[ushort]>
-;* V07 tmp4         [V07    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.ReadOnlySpan`1[ushort]>
-;  V08 tmp5         [V08,T02] (  4,  4   )     ref  ->  rax         class-hnd exact single-def "Inlining Arg" <System.String>
-;* V09 tmp6         [V09    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
-;* V10 tmp7         [V10    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ushort]>
-;  V11 tmp8         [V11,T04] (  2,  2   )   byref  ->  rdi         single-def "Inlining Arg"
-;  V12 tmp9         [V12,T06] (  2,  2   )     int  ->  rsi         "Inlining Arg"
-;* V13 tmp10        [V13    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.ReadOnlySpan`1[ushort]>
-;* V14 tmp11        [V14    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
-;* V15 tmp12        [V15    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
-;* V16 tmp13        [V16    ] (  0,  0   )  struct (16) zero-ref    multireg-arg "impAppendStmt" <System.ReadOnlySpan`1[ushort]>
-;* V17 tmp14        [V17    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.ReadOnlySpan`1[ushort]>
-;  V18 tmp15        [V18,T03] (  4,  4   )     ref  ->  rax         class-hnd exact single-def "Inlining Arg" <System.String>
-;* V19 tmp16        [V19    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
-;* V20 tmp17        [V20    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ushort]>
-;  V21 tmp18        [V21,T05] (  2,  2   )   byref  ->  rdi         single-def "Inlining Arg"
-;  V22 tmp19        [V22,T07] (  2,  2   )     int  ->  rsi         "Inlining Arg"
-;* V23 tmp20        [V23    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.ReadOnlySpan`1[ushort]>
-;* V24 tmp21        [V24    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
-;* V25 tmp22        [V25    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
-;  V26 tmp23        [V26,T08] (  3,  1.50)   byref  ->  rdi         "field V06._reference (fldOffset=0x0)" P-INDEP
-;  V27 tmp24        [V27,T10] (  3,  1.50)     int  ->  rsi         "field V06._length (fldOffset=0x8)" P-INDEP
-;* V28 tmp25        [V28    ] (  0,  0   )   byref  ->  zero-ref    "field V07._reference (fldOffset=0x0)" P-INDEP
-;* V29 tmp26        [V29    ] (  0,  0   )     int  ->  zero-ref    "field V07._length (fldOffset=0x8)" P-INDEP
-;  V30 tmp27        [V30,T13] (  2,  1   )   byref  ->  rdi         single-def "field V09._reference (fldOffset=0x0)" P-INDEP
-;  V31 tmp28        [V31,T17] (  2,  1   )     int  ->  rsi         "field V09._length (fldOffset=0x8)" P-INDEP
-;* V32 tmp29        [V32    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V10._reference (fldOffset=0x0)" P-INDEP
-;* V33 tmp30        [V33    ] (  0,  0   )     int  ->  zero-ref    "field V10._length (fldOffset=0x8)" P-INDEP
-;* V34 tmp31        [V34    ] (  0,  0   )   byref  ->  zero-ref    "field V13._reference (fldOffset=0x0)" P-INDEP
-;* V35 tmp32        [V35    ] (  0,  0   )     int  ->  zero-ref    "field V13._length (fldOffset=0x8)" P-INDEP
-;  V36 tmp33        [V36,T14] (  2,  1   )   byref  ->  rdx         single-def "field V14._reference (fldOffset=0x0)" P-INDEP
-;* V37 tmp34        [V37,T19] (  0,  0   )     int  ->  zero-ref    "field V14._length (fldOffset=0x8)" P-INDEP
-;  V38 tmp35        [V38,T09] (  3,  1.50)   byref  ->  rdi         "field V16._reference (fldOffset=0x0)" P-INDEP
-;  V39 tmp36        [V39,T11] (  3,  1.50)     int  ->  rsi         "field V16._length (fldOffset=0x8)" P-INDEP
-;* V40 tmp37        [V40    ] (  0,  0   )   byref  ->  zero-ref    "field V17._reference (fldOffset=0x0)" P-INDEP
-;* V41 tmp38        [V41    ] (  0,  0   )     int  ->  zero-ref    "field V17._length (fldOffset=0x8)" P-INDEP
-;  V42 tmp39        [V42,T15] (  2,  1   )   byref  ->  rdi         single-def "field V19._reference (fldOffset=0x0)" P-INDEP
-;  V43 tmp40        [V43,T18] (  2,  1   )     int  ->  rsi         "field V19._length (fldOffset=0x8)" P-INDEP
-;* V44 tmp41        [V44    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V20._reference (fldOffset=0x0)" P-INDEP
-;* V45 tmp42        [V45    ] (  0,  0   )     int  ->  zero-ref    "field V20._length (fldOffset=0x8)" P-INDEP
-;* V46 tmp43        [V46    ] (  0,  0   )   byref  ->  zero-ref    "field V23._reference (fldOffset=0x0)" P-INDEP
-;* V47 tmp44        [V47    ] (  0,  0   )     int  ->  zero-ref    "field V23._length (fldOffset=0x8)" P-INDEP
-;  V48 tmp45        [V48,T16] (  2,  1   )   byref  ->  rdx         single-def "field V24._reference (fldOffset=0x0)" P-INDEP
-;* V49 tmp46        [V49,T20] (  0,  0   )     int  ->  zero-ref    "field V24._length (fldOffset=0x8)" P-INDEP
+;* V06 tmp3         [V06    ] (  0,  0   )   byref  ->  zero-ref    "impAppendStmt"
+;  V07 tmp4         [V07,T18] (  2,  1   )  struct (144) [rbp-0x128]  do-not-enreg[HS] hidden-struct-arg "stack copy for value returned via return buffer" <System.Net.NetworkInformation.IPGlobalStatisticsTable>
+;* V08 tmp5         [V08    ] (  0,  0   )  struct (16) zero-ref    multireg-arg "impAppendStmt" <System.ReadOnlySpan`1[ushort]>
+;* V09 tmp6         [V09    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.ReadOnlySpan`1[ushort]>
+;  V10 tmp7         [V10,T02] (  4,  4   )     ref  ->  rax         class-hnd exact single-def "Inlining Arg" <System.String>
+;* V11 tmp8         [V11    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
+;* V12 tmp9         [V12    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ushort]>
+;  V13 tmp10        [V13,T04] (  2,  2   )   byref  ->  rdi         single-def "Inlining Arg"
+;  V14 tmp11        [V14,T06] (  2,  2   )     int  ->  rsi         "Inlining Arg"
+;* V15 tmp12        [V15    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.ReadOnlySpan`1[ushort]>
+;* V16 tmp13        [V16    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
+;* V17 tmp14        [V17    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
+;* V18 tmp15        [V18    ] (  0,  0   )  struct (16) zero-ref    multireg-arg "impAppendStmt" <System.ReadOnlySpan`1[ushort]>
+;* V19 tmp16        [V19    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.ReadOnlySpan`1[ushort]>
+;  V20 tmp17        [V20,T03] (  4,  4   )     ref  ->  rax         class-hnd exact single-def "Inlining Arg" <System.String>
+;* V21 tmp18        [V21    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
+;* V22 tmp19        [V22    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.ReadOnlySpan`1[ushort]>
+;  V23 tmp20        [V23,T05] (  2,  2   )   byref  ->  rdi         single-def "Inlining Arg"
+;  V24 tmp21        [V24,T07] (  2,  2   )     int  ->  rsi         "Inlining Arg"
+;* V25 tmp22        [V25    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.ReadOnlySpan`1[ushort]>
+;* V26 tmp23        [V26    ] (  0,  0   )  struct (16) zero-ref    multireg-arg ld-addr-op "NewObj constructor temp" <System.ReadOnlySpan`1[ushort]>
+;* V27 tmp24        [V27    ] (  0,  0   )   byref  ->  zero-ref    "Inlining Arg"
+;  V28 tmp25        [V28,T08] (  3,  1.50)   byref  ->  rdi         "field V08._reference (fldOffset=0x0)" P-INDEP
+;  V29 tmp26        [V29,T10] (  3,  1.50)     int  ->  rsi         "field V08._length (fldOffset=0x8)" P-INDEP
+;* V30 tmp27        [V30    ] (  0,  0   )   byref  ->  zero-ref    "field V09._reference (fldOffset=0x0)" P-INDEP
+;* V31 tmp28        [V31    ] (  0,  0   )     int  ->  zero-ref    "field V09._length (fldOffset=0x8)" P-INDEP
+;  V32 tmp29        [V32,T13] (  2,  1   )   byref  ->  rdi         single-def "field V11._reference (fldOffset=0x0)" P-INDEP
+;  V33 tmp30        [V33,T19] (  2,  1   )     int  ->  rsi         "field V11._length (fldOffset=0x8)" P-INDEP
+;* V34 tmp31        [V34    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V12._reference (fldOffset=0x0)" P-INDEP
+;* V35 tmp32        [V35    ] (  0,  0   )     int  ->  zero-ref    "field V12._length (fldOffset=0x8)" P-INDEP
+;* V36 tmp33        [V36    ] (  0,  0   )   byref  ->  zero-ref    "field V15._reference (fldOffset=0x0)" P-INDEP
+;* V37 tmp34        [V37    ] (  0,  0   )     int  ->  zero-ref    "field V15._length (fldOffset=0x8)" P-INDEP
+;  V38 tmp35        [V38,T14] (  2,  1   )   byref  ->  rdx         single-def "field V16._reference (fldOffset=0x0)" P-INDEP
+;* V39 tmp36        [V39,T21] (  0,  0   )     int  ->  zero-ref    "field V16._length (fldOffset=0x8)" P-INDEP
+;  V40 tmp37        [V40,T09] (  3,  1.50)   byref  ->  rdi         "field V18._reference (fldOffset=0x0)" P-INDEP
+;  V41 tmp38        [V41,T11] (  3,  1.50)     int  ->  rsi         "field V18._length (fldOffset=0x8)" P-INDEP
+;* V42 tmp39        [V42    ] (  0,  0   )   byref  ->  zero-ref    "field V19._reference (fldOffset=0x0)" P-INDEP
+;* V43 tmp40        [V43    ] (  0,  0   )     int  ->  zero-ref    "field V19._length (fldOffset=0x8)" P-INDEP
+;  V44 tmp41        [V44,T15] (  2,  1   )   byref  ->  rdi         single-def "field V21._reference (fldOffset=0x0)" P-INDEP
+;  V45 tmp42        [V45,T20] (  2,  1   )     int  ->  rsi         "field V21._length (fldOffset=0x8)" P-INDEP
+;* V46 tmp43        [V46    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V22._reference (fldOffset=0x0)" P-INDEP
+;* V47 tmp44        [V47    ] (  0,  0   )     int  ->  zero-ref    "field V22._length (fldOffset=0x8)" P-INDEP
+;* V48 tmp45        [V48    ] (  0,  0   )   byref  ->  zero-ref    "field V25._reference (fldOffset=0x0)" P-INDEP
+;* V49 tmp46        [V49    ] (  0,  0   )     int  ->  zero-ref    "field V25._length (fldOffset=0x8)" P-INDEP
+;  V50 tmp47        [V50,T16] (  2,  1   )   byref  ->  rdx         single-def "field V26._reference (fldOffset=0x0)" P-INDEP
+;* V51 tmp48        [V51,T22] (  0,  0   )     int  ->  zero-ref    "field V26._length (fldOffset=0x8)" P-INDEP
 ;
-; Lcl frame size = 8
+; Lcl frame size = 296
 
 G_M4273_IG01:
        push     rbp
        push     rbx
-       push     rax
-       lea      rbp, [rsp+0x10]
+       sub      rsp, 296
+       lea      rbp, [rsp+0x130]
        mov      rbx, rdi
-						;; size=11 bbWeight=1 PerfScore 3.75
+						;; size=20 bbWeight=1 PerfScore 3.00
 G_M4273_IG02:
        test     sil, sil
        jne      G_M4273_IG06
 						;; size=9 bbWeight=1 PerfScore 1.25
 G_M4273_IG03:
-       cmp      byte  ptr [rbx], bl
-       lea      rdi, bword ptr [rbx+0x18]
+       lea      rdi, [rbp-0x98]
        mov      rsi, 0xD1FFAB1E      ; '/proc/net/snmp6'
        mov      rax, 0xD1FFAB1E      ; code for System.Net.NetworkInformation.StringParsingHelpers:ParseIPv6GlobalStatisticsFromSnmp6File(System.String):System.Net.NetworkInformation.IPGlobalStatisticsTable
        call     [rax]System.Net.NetworkInformation.StringParsingHelpers:ParseIPv6GlobalStatisticsFromSnmp6File(System.String):System.Net.NetworkInformation.IPGlobalStatisticsTable
+       vmovdqu32 zmm0, zmmword ptr [rbp-0x98]
+       vmovdqu32 zmmword ptr [rbx+0x18], zmm0
+       vmovdqu32 zmm0, zmmword ptr [rbp-0x58]
+       vmovdqu32 zmmword ptr [rbx+0x58], zmm0
+       vmovdqu  xmm0, xmmword ptr [rbp-0x18]
+       vmovdqu  xmmword ptr [rbx+0x98], xmm0
        mov      rdi, 0xD1FFAB1E      ; '/proc/net/ipv6_route'
        mov      rax, 0xD1FFAB1E      ; code for System.Net.NetworkInformation.StringParsingHelpers:ReadAllText(System.String):System.String
        call     [rax]System.Net.NetworkInformation.StringParsingHelpers:ReadAllText(System.String):System.String
        test     rax, rax
        je       SHORT G_M4273_IG04
        lea      rdi, bword ptr [rax+0x0C]
        mov      esi, dword ptr [rax+0x08]
        jmp      SHORT G_M4273_IG05
-						;; size=64 bbWeight=0.50 PerfScore 8.12
+						;; size=118 bbWeight=0.50 PerfScore 14.12
 G_M4273_IG04:
        xor      rdi, rdi
        xor      esi, esi
 						;; size=4 bbWeight=0.50 PerfScore 0.25
 G_M4273_IG05:
        mov      rdx, 0xD1FFAB1E
        mov      ecx, 1
        mov      rax, 0xD1FFAB1E      ; code for System.MemoryExtensions:Count[ushort](System.ReadOnlySpan`1[ushort],System.ReadOnlySpan`1[ushort]):int
        call     [rax]System.MemoryExtensions:Count[ushort](System.ReadOnlySpan`1[ushort],System.ReadOnlySpan`1[ushort]):int
        dec      eax
        mov      dword ptr [rbx+0x08], eax
        mov      rdi, 0xD1FFAB1E      ; '/proc/sys/net/ipv6/conf'
        mov      rax, 0xD1FFAB1E      ; code for System.Net.NetworkInformation.StringParsingHelpers:ParseNumIPInterfaces(System.String):int
        call     [rax]System.Net.NetworkInformation.StringParsingHelpers:ParseNumIPInterfaces(System.String):int
        mov      dword ptr [rbx+0x0C], eax
        mov      rdi, 0xD1FFAB1E      ; '/proc/sys/net/ipv6/conf'
        mov      rsi, 0xD1FFAB1E      ; 'default'
        mov      rdx, 0xD1FFAB1E      ; 'forwarding'
        mov      rax, 0xD1FFAB1E      ; code for System.IO.Path:CombineInternal(System.String,System.String,System.String):System.String
        call     [rax]System.IO.Path:CombineInternal(System.String,System.String,System.String):System.String
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Net.NetworkInformation.StringParsingHelpers:ParseRawIntFile(System.String):int
        call     [rax]System.Net.NetworkInformation.StringParsingHelpers:ParseRawIntFile(System.String):int
        cmp      eax, 1
        sete     dil
        mov      byte  ptr [rbx+0x18], dil
        mov      rdi, 0xD1FFAB1E      ; '/proc/net/snmp'
        mov      rax, 0xD1FFAB1E      ; code for System.Net.NetworkInformation.StringParsingHelpers:ParseDefaultTtlFromFile(System.String):int
        call     [rax]System.Net.NetworkInformation.StringParsingHelpers:ParseDefaultTtlFromFile(System.String):int
        mov      dword ptr [rbx+0x1C], eax
        jmp      G_M4273_IG09
 						;; size=155 bbWeight=0.50 PerfScore 12.88
 G_M4273_IG06:
-       cmp      byte  ptr [rbx], bl
-       lea      rdi, bword ptr [rbx+0x18]
+       lea      rdi, [rbp-0x128]
        mov      rsi, 0xD1FFAB1E      ; '/proc/net/snmp'
        mov      rax, 0xD1FFAB1E      ; code for System.Net.NetworkInformation.StringParsingHelpers:ParseIPv4GlobalStatisticsFromSnmpFile(System.String):System.Net.NetworkInformation.IPGlobalStatisticsTable
        call     [rax]System.Net.NetworkInformation.StringParsingHelpers:ParseIPv4GlobalStatisticsFromSnmpFile(System.String):System.Net.NetworkInformation.IPGlobalStatisticsTable
+       vmovdqu32 zmm0, zmmword ptr [rbp-0x128]
+       vmovdqu32 zmmword ptr [rbx+0x18], zmm0
+       vmovdqu32 zmm0, zmmword ptr [rbp-0xE8]
+       vmovdqu32 zmmword ptr [rbx+0x58], zmm0
+       vmovdqu  xmm0, xmmword ptr [rbp-0xA8]
+       vmovdqu  xmmword ptr [rbx+0x98], xmm0
        mov      rdi, 0xD1FFAB1E      ; '/proc/net/route'
        mov      rax, 0xD1FFAB1E      ; code for System.Net.NetworkInformation.StringParsingHelpers:ReadAllText(System.String):System.String
        call     [rax]System.Net.NetworkInformation.StringParsingHelpers:ReadAllText(System.String):System.String
        test     rax, rax
        je       SHORT G_M4273_IG07
        lea      rdi, bword ptr [rax+0x0C]
        mov      esi, dword ptr [rax+0x08]
        jmp      SHORT G_M4273_IG08
-						;; size=64 bbWeight=0.50 PerfScore 8.12
+						;; size=121 bbWeight=0.50 PerfScore 14.12
 G_M4273_IG07:
        xor      rdi, rdi
        xor      esi, esi
 						;; size=4 bbWeight=0.50 PerfScore 0.25
 G_M4273_IG08:
        mov      rdx, 0xD1FFAB1E
        mov      ecx, 1
        mov      rax, 0xD1FFAB1E      ; code for System.MemoryExtensions:Count[ushort](System.ReadOnlySpan`1[ushort],System.ReadOnlySpan`1[ushort]):int
        call     [rax]System.MemoryExtensions:Count[ushort](System.ReadOnlySpan`1[ushort],System.ReadOnlySpan`1[ushort]):int
        dec      eax
        mov      dword ptr [rbx+0x08], eax
        mov      rdi, 0xD1FFAB1E      ; '/proc/sys/net/ipv4/conf'
        mov      rax, 0xD1FFAB1E      ; code for System.Net.NetworkInformation.StringParsingHelpers:ParseNumIPInterfaces(System.String):int
        call     [rax]System.Net.NetworkInformation.StringParsingHelpers:ParseNumIPInterfaces(System.String):int
        mov      dword ptr [rbx+0x0C], eax
 						;; size=57 bbWeight=0.50 PerfScore 4.75
 G_M4273_IG09:
        mov      rax, 0xD1FFAB1E      ; code for System.Net.NetworkInformation.LinuxIPGlobalStatistics:GetNumIPAddresses():int
        call     [rax]System.Net.NetworkInformation.LinuxIPGlobalStatistics:GetNumIPAddresses():int
        mov      dword ptr [rbx+0x10], eax
 						;; size=15 bbWeight=1 PerfScore 4.25
 G_M4273_IG10:
-       add      rsp, 8
+       vzeroupper 
+       add      rsp, 296
        pop      rbx
        pop      rbp
        ret      
-						;; size=7 bbWeight=1 PerfScore 2.25
+						;; size=13 bbWeight=1 PerfScore 3.25
 
-; Total bytes of code 390, prolog size 8, PerfScore 45.88, instruction count 80, allocated bytes for code 390 (MethodHash=69d9ef4e) for method System.Net.NetworkInformation.LinuxIPGlobalStatistics:.ctor(ubyte):this (FullOpts)
+; Total bytes of code 516, prolog size 17, PerfScore 58.12, instruction count 91, allocated bytes for code 516 (MethodHash=69d9ef4e) for method System.Net.NetworkInformation.LinuxIPGlobalStatistics:.ctor(ubyte):this (FullOpts)
 ; ============================================================

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

Larger list of diffs: https://gist.github.com/MihuBot/f508ed0e71cc21a956d0cd30c17a2d8f

@MihuBot
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MihuBot commented Feb 6, 2025

Top method improvements

-53 (-29.94 % of base) - System.Net.Http.Http2Connection:SplitBuffer(System.ReadOnlyMemory`1[ubyte],int):System.ValueTuple`2[System.ReadOnlyMemory`1[ubyte],System.ReadOnlyMemory`1[ubyte]] 
 ; Assembly listing for method System.Net.Http.Http2Connection:SplitBuffer(System.ReadOnlyMemory`1[ubyte],int):System.ValueTuple`2[System.ReadOnlyMemory`1[ubyte],System.ReadOnlyMemory`1[ubyte]] (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 8 single block inlinees; 2 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 RetBuf       [V00,T00] ( 15,  9   )   byref  ->  rbx         single-def
-;  V01 arg0         [V01,T02] (  5,  5   )  struct (16) [rbp-0x38]  do-not-enreg[SFA] multireg-arg ld-addr-op single-def <System.ReadOnlyMemory`1[ubyte]>
-;  V02 arg1         [V02,T01] (  7,  5   )     int  ->  r15         single-def
+;  V00 RetBuf       [V00,T00] ( 15,  9   )    long  ->  rdi         single-def
+;  V01 arg0         [V01,T02] (  5,  5   )  struct (16) [rbp-0x28]  do-not-enreg[SFA] multireg-arg ld-addr-op single-def <System.ReadOnlyMemory`1[ubyte]>
+;  V02 arg1         [V02,T01] (  7,  5   )     int  ->  rcx         single-def
 ;# V03 OutArgs      [V03    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;* V04 tmp1         [V04    ] (  0,  0   )  struct (16) zero-ref    "impAppendStmt" <System.ReadOnlyMemory`1[ubyte]>
 ;* V05 tmp2         [V05    ] (  0,  0   )  struct (32) zero-ref    do-not-enreg[S] ld-addr-op "NewObj constructor temp" <System.ValueTuple`2[System.ReadOnlyMemory`1[ubyte],System.ReadOnlyMemory`1[ubyte]]>
 ;* V06 tmp3         [V06    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.ReadOnlyMemory`1[ubyte]>
 ;* V07 tmp4         [V07    ] (  0,  0   )  struct (16) zero-ref    "impAppendStmt" <System.ReadOnlyMemory`1[ubyte]>
 ;* V08 tmp5         [V08    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Memory`1[ubyte]>
 ;* V09 tmp6         [V09    ] (  0,  0   )  struct (32) zero-ref    do-not-enreg[S] ld-addr-op "NewObj constructor temp" <System.ValueTuple`2[System.ReadOnlyMemory`1[ubyte],System.ReadOnlyMemory`1[ubyte]]>
 ;* V10 tmp7         [V10    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.ReadOnlyMemory`1[ubyte]>
 ;* V11 tmp8         [V11    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.Memory`1[ubyte]>
 ;* V12 tmp9         [V12    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlyMemory`1[ubyte]>
 ;* V13 tmp10        [V13    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Object>
 ;* V14 tmp11        [V14    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
 ;* V15 tmp12        [V15    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
 ;* V16 tmp13        [V16    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlyMemory`1[ubyte]>
 ;* V17 tmp14        [V17    ] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "Inlining Arg" <System.Object>
 ;* V18 tmp15        [V18    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
 ;* V19 tmp16        [V19    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.ReadOnlyMemory`1[ubyte]>
 ;* V20 tmp17        [V20    ] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "Inlining Arg" <System.Object>
-;  V21 tmp18        [V21,T06] (  2,  2   )     int  ->  [rbp-0x3C]  spill-single-def "Inlining Arg"
-;  V22 tmp19        [V22,T07] (  2,  2   )     int  ->  r14         "Inlining Arg"
+;  V21 tmp18        [V21,T06] (  2,  2   )     int  ->  rax         "Inlining Arg"
+;  V22 tmp19        [V22,T07] (  2,  2   )     int  ->  rbx         "Inlining Arg"
 ;* V23 tmp20        [V23    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V04._object (fldOffset=0x0)" P-INDEP
 ;* V24 tmp21        [V24    ] (  0,  0   )     int  ->  zero-ref    "field V04._index (fldOffset=0x8)" P-INDEP
 ;* V25 tmp22        [V25    ] (  0,  0   )     int  ->  zero-ref    "field V04._length (fldOffset=0xc)" P-INDEP
 ;* V26 tmp23        [V26    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V06._object (fldOffset=0x0)" P-INDEP
 ;* V27 tmp24        [V27    ] (  0,  0   )     int  ->  zero-ref    "field V06._index (fldOffset=0x8)" P-INDEP
 ;* V28 tmp25        [V28    ] (  0,  0   )     int  ->  zero-ref    "field V06._length (fldOffset=0xc)" P-INDEP
 ;* V29 tmp26        [V29    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V07._object (fldOffset=0x0)" P-INDEP
 ;* V30 tmp27        [V30    ] (  0,  0   )     int  ->  zero-ref    "field V07._index (fldOffset=0x8)" P-INDEP
 ;* V31 tmp28        [V31    ] (  0,  0   )     int  ->  zero-ref    "field V07._length (fldOffset=0xc)" P-INDEP
 ;* V32 tmp29        [V32    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V08._object (fldOffset=0x0)" P-INDEP
 ;* V33 tmp30        [V33    ] (  0,  0   )     int  ->  zero-ref    "field V08._index (fldOffset=0x8)" P-INDEP
 ;* V34 tmp31        [V34    ] (  0,  0   )     int  ->  zero-ref    "field V08._length (fldOffset=0xc)" P-INDEP
 ;* V35 tmp32        [V35    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V10._object (fldOffset=0x0)" P-INDEP
 ;* V36 tmp33        [V36    ] (  0,  0   )     int  ->  zero-ref    "field V10._index (fldOffset=0x8)" P-INDEP
 ;* V37 tmp34        [V37    ] (  0,  0   )     int  ->  zero-ref    "field V10._length (fldOffset=0xc)" P-INDEP
 ;* V38 tmp35        [V38    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V11._object (fldOffset=0x0)" P-INDEP
 ;* V39 tmp36        [V39    ] (  0,  0   )     int  ->  zero-ref    "field V11._index (fldOffset=0x8)" P-INDEP
 ;* V40 tmp37        [V40    ] (  0,  0   )     int  ->  zero-ref    "field V11._length (fldOffset=0xc)" P-INDEP
 ;* V41 tmp38        [V41    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V12._object (fldOffset=0x0)" P-INDEP
 ;* V42 tmp39        [V42    ] (  0,  0   )     int  ->  zero-ref    "field V12._index (fldOffset=0x8)" P-INDEP
 ;* V43 tmp40        [V43    ] (  0,  0   )     int  ->  zero-ref    "field V12._length (fldOffset=0xc)" P-INDEP
 ;* V44 tmp41        [V44    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V16._object (fldOffset=0x0)" P-INDEP
 ;* V45 tmp42        [V45    ] (  0,  0   )     int  ->  zero-ref    "field V16._index (fldOffset=0x8)" P-INDEP
 ;* V46 tmp43        [V46    ] (  0,  0   )     int  ->  zero-ref    "field V16._length (fldOffset=0xc)" P-INDEP
 ;* V47 tmp44        [V47    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V19._object (fldOffset=0x0)" P-INDEP
 ;* V48 tmp45        [V48    ] (  0,  0   )     int  ->  zero-ref    "field V19._index (fldOffset=0x8)" P-INDEP
 ;* V49 tmp46        [V49    ] (  0,  0   )     int  ->  zero-ref    "field V19._length (fldOffset=0xc)" P-INDEP
-;  V50 tmp47        [V50,T04] (  4,  2.50)     ref  ->  r13         single-def "V01.[000..008)"
-;  V51 tmp48        [V51,T05] (  4,  2.50)     int  ->  r12         "V01.[008..012)"
-;  V52 tmp49        [V52,T03] (  5,  3.50)     int  ->  r14         "V01.[012..016)"
+;  V50 tmp47        [V50,T04] (  4,  2.50)     ref  ->  r15         single-def "V01.[000..008)"
+;  V51 tmp48        [V51,T05] (  4,  2.50)     int  ->  r14         "V01.[008..012)"
+;  V52 tmp49        [V52,T03] (  5,  3.50)     int  ->  rbx         "V01.[012..016)"
 ;* V53 tmp50        [V53    ] (  0,  0   )     ref  ->  zero-ref    single-def "V05.[000..008)"
 ;* V54 tmp51        [V54    ] (  0,  0   )     int  ->  zero-ref    "V05.[008..012)"
 ;* V55 tmp52        [V55    ] (  0,  0   )     int  ->  zero-ref    "V05.[012..016)"
 ;* V56 tmp53        [V56    ] (  0,  0   )     ref  ->  zero-ref    single-def "V05.[016..024)"
 ;* V57 tmp54        [V57    ] (  0,  0   )     int  ->  zero-ref    "V05.[024..028)"
 ;* V58 tmp55        [V58    ] (  0,  0   )     int  ->  zero-ref    "V05.[028..032)"
 ;* V59 tmp56        [V59    ] (  0,  0   )     ref  ->  zero-ref    single-def "V09.[000..008)"
 ;* V60 tmp57        [V60    ] (  0,  0   )     int  ->  zero-ref    "V09.[008..012)"
 ;* V61 tmp58        [V61    ] (  0,  0   )     int  ->  zero-ref    "V09.[012..016)"
 ;* V62 tmp59        [V62    ] (  0,  0   )     ref  ->  zero-ref    single-def "V09.[016..024)"
 ;* V63 tmp60        [V63    ] (  0,  0   )     int  ->  zero-ref    "V09.[024..028)"
 ;* V64 tmp61        [V64    ] (  0,  0   )     int  ->  zero-ref    "V09.[028..032)"
 ;
 ; Lcl frame size = 24
 
 G_M43810_IG01:
        push     rbp
        push     r15
        push     r14
-       push     r13
-       push     r12
        push     rbx
        sub      rsp, 24
-       lea      rbp, [rsp+0x40]
-       mov      gword ptr [rbp-0x38], rsi
-       mov      qword ptr [rbp-0x30], rdx
-       mov      rbx, rdi
-       mov      r15d, ecx
-						;; size=33 bbWeight=1 PerfScore 9.25
+       lea      rbp, [rsp+0x30]
+       mov      gword ptr [rbp-0x28], rsi
+       mov      qword ptr [rbp-0x20], rdx
+						;; size=23 bbWeight=1 PerfScore 6.75
 G_M43810_IG02:
-       mov      r14d, dword ptr [rbp-0x2C]
-       mov      r13, gword ptr [rbp-0x38]
-       mov      r12d, dword ptr [rbp-0x30]
-       cmp      r14d, r15d
+       mov      ebx, dword ptr [rbp-0x1C]
+       mov      r15, gword ptr [rbp-0x28]
+       mov      r14d, dword ptr [rbp-0x20]
+       cmp      ebx, ecx
        jle      SHORT G_M43810_IG05
-						;; size=17 bbWeight=1 PerfScore 4.25
+						;; size=15 bbWeight=1 PerfScore 4.25
 G_M43810_IG03:
-       cmp      r15d, r14d
+       cmp      ecx, ebx
        ja       SHORT G_M43810_IG04
-       lea      eax, [r12+r15]
-       mov      dword ptr [rbp-0x3C], eax
-       sub      r14d, r15d
-       mov      rdi, rbx
-       mov      rsi, r13
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       mov      dword ptr [rbx+0x08], r12d
-       mov      dword ptr [rbx+0x0C], r15d
-       lea      rdi, bword ptr [rbx+0x10]
-       mov      rsi, r13
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       mov      r13d, dword ptr [rbp-0x3C]
-       mov      dword ptr [rbx+0x18], r13d
-       mov      dword ptr [rbx+0x1C], r14d
+       lea      eax, [r14+rcx]
+       sub      ebx, ecx
+       mov      gword ptr [rdi], r15
+       mov      dword ptr [rdi+0x08], r14d
+       mov      dword ptr [rdi+0x0C], ecx
+       mov      gword ptr [rdi+0x10], r15
+       mov      dword ptr [rdi+0x18], eax
+       mov      dword ptr [rdi+0x1C], ebx
        jmp      SHORT G_M43810_IG08
-						;; size=60 bbWeight=0.50 PerfScore 6.62
+						;; size=32 bbWeight=0.50 PerfScore 5.00
 G_M43810_IG04:
        mov      edi, 33
        mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowArgumentOutOfRangeException(int)
        call     [rax]System.ThrowHelper:ThrowArgumentOutOfRangeException(int)
        int3     
 						;; size=18 bbWeight=0.50 PerfScore 1.88
 G_M43810_IG05:
-       mov      rdi, rbx
-       mov      rsi, r13
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       mov      dword ptr [rbx+0x08], r12d
-       mov      dword ptr [rbx+0x0C], r14d
+       mov      gword ptr [rdi], r15
+       mov      dword ptr [rdi+0x08], r14d
+       mov      dword ptr [rdi+0x0C], ebx
        xor      rax, rax
-       mov      gword ptr [rbx+0x10], rax
-						;; size=25 bbWeight=0.50 PerfScore 2.38
+       mov      gword ptr [rdi+0x10], rax
+						;; size=16 bbWeight=0.50 PerfScore 2.12
 G_M43810_IG06:
-       mov      dword ptr [rbx+0x18], eax
+       mov      dword ptr [rdi+0x18], eax
 						;; size=3 bbWeight=0.50 PerfScore 0.50
 G_M43810_IG07:
-       mov      dword ptr [rbx+0x1C], eax
+       mov      dword ptr [rdi+0x1C], eax
 						;; size=3 bbWeight=0.50 PerfScore 0.50
 G_M43810_IG08:
-       mov      rax, rbx
+       mov      rax, rdi
 						;; size=3 bbWeight=1 PerfScore 0.25
 G_M43810_IG09:
        add      rsp, 24
        pop      rbx
-       pop      r12
-       pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
-						;; size=15 bbWeight=1 PerfScore 4.25
+						;; size=11 bbWeight=1 PerfScore 3.25
 
-; Total bytes of code 177, prolog size 19, PerfScore 29.88, instruction count 56, allocated bytes for code 177 (MethodHash=99b654dd) for method System.Net.Http.Http2Connection:SplitBuffer(System.ReadOnlyMemory`1[ubyte],int):System.ValueTuple`2[System.ReadOnlyMemory`1[ubyte],System.ReadOnlyMemory`1[ubyte]] (FullOpts)
+; Total bytes of code 124, prolog size 15, PerfScore 24.50, instruction count 42, allocated bytes for code 124 (MethodHash=99b654dd) for method System.Net.Http.Http2Connection:SplitBuffer(System.ReadOnlyMemory`1[ubyte],int):System.ValueTuple`2[System.ReadOnlyMemory`1[ubyte],System.ReadOnlyMemory`1[ubyte]] (FullOpts)
 ; ============================================================
-51 (-53.68 % of base) - System.Collections.Immutable.ImmutableHashSet`1[System.__Canon]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]:this 
 ; Assembly listing for method System.Collections.Immutable.ImmutableHashSet`1[System.__Canon]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]:this (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rsp based frame
 ; partially interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 1 single block inlinees; 1 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 this         [V00,T00] (  7,  7   )     ref  ->  rbx         this class-hnd single-def <System.Collections.Immutable.ImmutableHashSet`1[System.__Canon]>
-;  V01 RetBuf       [V01,T01] (  7,  7   )   byref  ->  r15         single-def
+;  V00 this         [V00,T00] (  7,  7   )     ref  ->  rdi         this class-hnd single-def <System.Collections.Immutable.ImmutableHashSet`1[System.__Canon]>
+;  V01 RetBuf       [V01,T01] (  7,  7   )    long  ->  rsi         single-def
 ;# V02 OutArgs      [V02    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;* V03 tmp1         [V03    ] (  0,  0   )  struct (32) zero-ref    ld-addr-op "NewObj constructor temp" <System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]>
 ;* V04 tmp2         [V04    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
 ;* V05 tmp3         [V05    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
 ;* V06 tmp4         [V06    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
-;  V07 tmp5         [V07,T02] (  2,  2   )     ref  ->  rsi         single-def "field V03._root (fldOffset=0x0)" P-INDEP
-;  V08 tmp6         [V08,T03] (  2,  2   )     ref  ->  r14         single-def "field V03._equalityComparer (fldOffset=0x8)" P-INDEP
-;  V09 tmp7         [V09,T04] (  2,  2   )     ref  ->  r12         single-def "field V03._hashBucketEqualityComparer (fldOffset=0x10)" P-INDEP
-;  V10 tmp8         [V10,T05] (  2,  2   )     int  ->  r13         "field V03._count (fldOffset=0x18)" P-INDEP
+;  V07 tmp5         [V07,T02] (  2,  2   )     ref  ->  rax         single-def "field V03._root (fldOffset=0x0)" P-INDEP
+;  V08 tmp6         [V08,T03] (  2,  2   )     ref  ->  rcx         single-def "field V03._equalityComparer (fldOffset=0x8)" P-INDEP
+;  V09 tmp7         [V09,T04] (  2,  2   )     ref  ->   r8         single-def "field V03._hashBucketEqualityComparer (fldOffset=0x10)" P-INDEP
+;  V10 tmp8         [V10,T05] (  2,  2   )     int  ->  rdx         "field V03._count (fldOffset=0x18)" P-INDEP
 ;
-; Lcl frame size = 16
+; Lcl frame size = 8
 
 G_M56214_IG01:
-       push     r15
-       push     r14
-       push     r13
-       push     r12
-       push     rbx
-       sub      rsp, 16
-       mov      qword ptr [rsp+0x08], rdi
-       mov      rbx, rdi
-       mov      r15, rsi
-						;; size=24 bbWeight=1 PerfScore 6.75
+       push     rax
+       mov      qword ptr [rsp], rdi
+						;; size=5 bbWeight=1 PerfScore 2.00
 G_M56214_IG02:
-       cmp      dword ptr [rbx], ebx
-       mov      rsi, gword ptr [rbx+0x10]
-       mov      r14, gword ptr [rbx+0x08]
-       mov      r13d, dword ptr [rbx+0x20]
-       mov      r12, gword ptr [rbx+0x18]
-       mov      rdi, r15
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       lea      rdi, bword ptr [r15+0x08]
-       mov      rsi, r14
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       lea      rdi, bword ptr [r15+0x10]
-       mov      rsi, r12
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       mov      dword ptr [r15+0x18], r13d
-       mov      rax, r15
-						;; size=57 bbWeight=1 PerfScore 17.00
+       cmp      dword ptr [rdi], edi
+       mov      rax, gword ptr [rdi+0x10]
+       mov      rcx, gword ptr [rdi+0x08]
+       mov      edx, dword ptr [rdi+0x20]
+       mov      r8, gword ptr [rdi+0x18]
+       mov      gword ptr [rsi], rax
+       mov      gword ptr [rsi+0x08], rcx
+       mov      gword ptr [rsi+0x10], r8
+       mov      dword ptr [rsi+0x18], edx
+       mov      rax, rsi
+						;; size=34 bbWeight=1 PerfScore 15.25
 G_M56214_IG03:
-       add      rsp, 16
-       pop      rbx
-       pop      r12
-       pop      r13
-       pop      r14
-       pop      r15
+       add      rsp, 8
        ret      
-						;; size=14 bbWeight=1 PerfScore 3.75
+						;; size=5 bbWeight=1 PerfScore 1.25
 
-; Total bytes of code 95, prolog size 18, PerfScore 27.50, instruction count 31, allocated bytes for code 95 (MethodHash=54d12469) for method System.Collections.Immutable.ImmutableHashSet`1[System.__Canon]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]:this (FullOpts)
+; Total bytes of code 44, prolog size 5, PerfScore 18.50, instruction count 14, allocated bytes for code 44 (MethodHash=54d12469) for method System.Collections.Immutable.ImmutableHashSet`1[System.__Canon]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]:this (FullOpts)
 ; ============================================================
-47 (-18.50 % of base) - System.Collections.Immutable.ImmutableHashSet`1+Builder[double]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[double]:this 
 ; Assembly listing for method System.Collections.Immutable.ImmutableHashSet`1+Builder[double]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[double]:this (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 2 single block inlinees; 4 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T01] (  6,  6   )     ref  ->  rdi         this class-hnd single-def <System.Collections.Immutable.ImmutableHashSet`1+Builder[double]>
-;  V01 RetBuf       [V01,T00] (  7,  7   )   byref  ->  rbx         single-def
+;  V01 RetBuf       [V01,T00] (  7,  7   )    long  ->  rsi         single-def
 ;# V02 OutArgs      [V02    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;* V03 tmp1         [V03    ] (  0,  0   )  struct (32) zero-ref    ld-addr-op "NewObj constructor temp" <System.Collections.Immutable.ImmutableHashSet`1+MutationInput[double]>
-;  V04 tmp2         [V04,T02] (  3,  6   )     ref  ->  rsi         class-hnd exact single-def "Inlining Arg" <System.Collections.Immutable.SortedInt32KeyNode`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[double]]>
-;  V05 tmp3         [V05,T03] (  3,  6   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[double]>
-;  V06 tmp4         [V06,T05] (  3,  6   )     int  ->  r13         "Inlining Arg"
-;  V07 tmp5         [V07,T04] (  3,  6   )     ref  ->  r14         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[double]]>
+;  V04 tmp2         [V04,T02] (  3,  6   )     ref  ->  rax         class-hnd exact single-def "Inlining Arg" <System.Collections.Immutable.SortedInt32KeyNode`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[double]]>
+;  V05 tmp3         [V05,T03] (  3,  6   )     ref  ->  rcx         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[double]>
+;  V06 tmp4         [V06,T05] (  3,  6   )     int  ->  rdi         "Inlining Arg"
+;  V07 tmp5         [V07,T04] (  3,  6   )     ref  ->  rdx         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[double]]>
 ;* V08 tmp6         [V08    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V09 tmp7         [V09,T06] (  2,  2   )     ref  ->  rsi         single-def "field V03._root (fldOffset=0x0)" P-INDEP
-;  V10 tmp8         [V10,T07] (  2,  2   )     ref  ->  r15         single-def "field V03._equalityComparer (fldOffset=0x8)" P-INDEP
-;  V11 tmp9         [V11,T08] (  2,  2   )     ref  ->  r14         single-def "field V03._hashBucketEqualityComparer (fldOffset=0x10)" P-INDEP
-;  V12 tmp10        [V12,T10] (  2,  2   )     int  ->  r13         "field V03._count (fldOffset=0x18)" P-INDEP
+;  V09 tmp7         [V09,T06] (  2,  2   )     ref  ->  rax         single-def "field V03._root (fldOffset=0x0)" P-INDEP
+;  V10 tmp8         [V10,T07] (  2,  2   )     ref  ->  rcx         single-def "field V03._equalityComparer (fldOffset=0x8)" P-INDEP
+;  V11 tmp9         [V11,T08] (  2,  2   )     ref  ->  rdx         single-def "field V03._hashBucketEqualityComparer (fldOffset=0x10)" P-INDEP
+;  V12 tmp10        [V12,T10] (  2,  2   )     int  ->  rdi         "field V03._count (fldOffset=0x18)" P-INDEP
 ;  V13 tmp11        [V13,T09] (  2,  2   )     ref  ->  rdi         single-def "argument with side effect"
 ;
 ; Lcl frame size = 0
 
 G_M2428_IG01:
        push     rbp
-       push     r15
-       push     r14
-       push     r13
-       push     rbx
-       lea      rbp, [rsp+0x20]
-       mov      rbx, rsi
-						;; size=16 bbWeight=1 PerfScore 5.75
+       mov      rbp, rsp
+						;; size=4 bbWeight=1 PerfScore 1.25
 G_M2428_IG02:
-       mov      rsi, gword ptr [rdi+0x08]
-       mov      r15, gword ptr [rdi+0x10]
-       mov      r14, gword ptr [rdi+0x18]
-       mov      r13d, dword ptr [rdi+0x28]
-       test     rsi, rsi
+       mov      rax, gword ptr [rdi+0x08]
+       mov      rcx, gword ptr [rdi+0x10]
+       mov      rdx, gword ptr [rdi+0x18]
+       mov      edi, dword ptr [rdi+0x28]
+       test     rax, rax
        je       G_M2428_IG07
-       test     r15, r15
-       je       G_M2428_IG06
-       test     r13d, r13d
+       test     rcx, rcx
+       je       SHORT G_M2428_IG06
+       test     edi, edi
        jl       SHORT G_M2428_IG05
-       test     r14, r14
+       test     rdx, rdx
        je       SHORT G_M2428_IG04
-       mov      rdi, rbx
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       lea      rdi, bword ptr [rbx+0x08]
-       mov      rsi, r15
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       lea      rdi, bword ptr [rbx+0x10]
-       mov      rsi, r14
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       mov      dword ptr [rbx+0x18], r13d
-       mov      rax, rbx
-						;; size=83 bbWeight=1 PerfScore 19.00
+       mov      gword ptr [rsi], rax
+       mov      gword ptr [rsi+0x08], rcx
+       mov      gword ptr [rsi+0x10], rdx
+       mov      dword ptr [rsi+0x18], edi
+       mov      rax, rsi
+						;; size=55 bbWeight=1 PerfScore 17.25
 G_M2428_IG03:
-       pop      rbx
-       pop      r13
-       pop      r14
-       pop      r15
        pop      rbp
        ret      
-						;; size=9 bbWeight=1 PerfScore 3.50
+						;; size=2 bbWeight=1 PerfScore 1.50
 G_M2428_IG04:
        mov      edi, 0x541
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 G_M2428_IG05:
        mov      edi, 0x505
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        xor      rsi, rsi
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailRange(System.String,System.String)
        call     [rax]System.Collections.Immutable.Requires:FailRange(System.String,System.String)
        int3     
 						;; size=38 bbWeight=0.50 PerfScore 2.75
 G_M2428_IG06:
        mov      edi, 0x4B5
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 G_M2428_IG07:
        mov      edi, 0x4AB
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 
-; Total bytes of code 254, prolog size 13, PerfScore 38.88, instruction count 64, allocated bytes for code 254 (MethodHash=7b4df683) for method System.Collections.Immutable.ImmutableHashSet`1+Builder[double]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[double]:this (FullOpts)
+; Total bytes of code 207, prolog size 4, PerfScore 30.62, instruction count 50, allocated bytes for code 207 (MethodHash=7b4df683) for method System.Collections.Immutable.ImmutableHashSet`1+Builder[double]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[double]:this (FullOpts)
 ; ============================================================
-47 (-18.50 % of base) - System.Collections.Immutable.ImmutableHashSet`1+Builder[int]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[int]:this 
 ; Assembly listing for method System.Collections.Immutable.ImmutableHashSet`1+Builder[int]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[int]:this (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 2 single block inlinees; 4 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T01] (  6,  6   )     ref  ->  rdi         this class-hnd single-def <System.Collections.Immutable.ImmutableHashSet`1+Builder[int]>
-;  V01 RetBuf       [V01,T00] (  7,  7   )   byref  ->  rbx         single-def
+;  V01 RetBuf       [V01,T00] (  7,  7   )    long  ->  rsi         single-def
 ;# V02 OutArgs      [V02    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;* V03 tmp1         [V03    ] (  0,  0   )  struct (32) zero-ref    ld-addr-op "NewObj constructor temp" <System.Collections.Immutable.ImmutableHashSet`1+MutationInput[int]>
-;  V04 tmp2         [V04,T02] (  3,  6   )     ref  ->  rsi         class-hnd exact single-def "Inlining Arg" <System.Collections.Immutable.SortedInt32KeyNode`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[int]]>
-;  V05 tmp3         [V05,T03] (  3,  6   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[int]>
-;  V06 tmp4         [V06,T05] (  3,  6   )     int  ->  r13         "Inlining Arg"
-;  V07 tmp5         [V07,T04] (  3,  6   )     ref  ->  r14         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[int]]>
+;  V04 tmp2         [V04,T02] (  3,  6   )     ref  ->  rax         class-hnd exact single-def "Inlining Arg" <System.Collections.Immutable.SortedInt32KeyNode`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[int]]>
+;  V05 tmp3         [V05,T03] (  3,  6   )     ref  ->  rcx         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[int]>
+;  V06 tmp4         [V06,T05] (  3,  6   )     int  ->  rdi         "Inlining Arg"
+;  V07 tmp5         [V07,T04] (  3,  6   )     ref  ->  rdx         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[int]]>
 ;* V08 tmp6         [V08    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V09 tmp7         [V09,T06] (  2,  2   )     ref  ->  rsi         single-def "field V03._root (fldOffset=0x0)" P-INDEP
-;  V10 tmp8         [V10,T07] (  2,  2   )     ref  ->  r15         single-def "field V03._equalityComparer (fldOffset=0x8)" P-INDEP
-;  V11 tmp9         [V11,T08] (  2,  2   )     ref  ->  r14         single-def "field V03._hashBucketEqualityComparer (fldOffset=0x10)" P-INDEP
-;  V12 tmp10        [V12,T10] (  2,  2   )     int  ->  r13         "field V03._count (fldOffset=0x18)" P-INDEP
+;  V09 tmp7         [V09,T06] (  2,  2   )     ref  ->  rax         single-def "field V03._root (fldOffset=0x0)" P-INDEP
+;  V10 tmp8         [V10,T07] (  2,  2   )     ref  ->  rcx         single-def "field V03._equalityComparer (fldOffset=0x8)" P-INDEP
+;  V11 tmp9         [V11,T08] (  2,  2   )     ref  ->  rdx         single-def "field V03._hashBucketEqualityComparer (fldOffset=0x10)" P-INDEP
+;  V12 tmp10        [V12,T10] (  2,  2   )     int  ->  rdi         "field V03._count (fldOffset=0x18)" P-INDEP
 ;  V13 tmp11        [V13,T09] (  2,  2   )     ref  ->  rdi         single-def "argument with side effect"
 ;
 ; Lcl frame size = 0
 
 G_M55612_IG01:
        push     rbp
-       push     r15
-       push     r14
-       push     r13
-       push     rbx
-       lea      rbp, [rsp+0x20]
-       mov      rbx, rsi
-						;; size=16 bbWeight=1 PerfScore 5.75
+       mov      rbp, rsp
+						;; size=4 bbWeight=1 PerfScore 1.25
 G_M55612_IG02:
-       mov      rsi, gword ptr [rdi+0x08]
-       mov      r15, gword ptr [rdi+0x10]
-       mov      r14, gword ptr [rdi+0x18]
-       mov      r13d, dword ptr [rdi+0x28]
-       test     rsi, rsi
+       mov      rax, gword ptr [rdi+0x08]
+       mov      rcx, gword ptr [rdi+0x10]
+       mov      rdx, gword ptr [rdi+0x18]
+       mov      edi, dword ptr [rdi+0x28]
+       test     rax, rax
        je       G_M55612_IG07
-       test     r15, r15
-       je       G_M55612_IG06
-       test     r13d, r13d
+       test     rcx, rcx
+       je       SHORT G_M55612_IG06
+       test     edi, edi
        jl       SHORT G_M55612_IG05
-       test     r14, r14
+       test     rdx, rdx
        je       SHORT G_M55612_IG04
-       mov      rdi, rbx
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       lea      rdi, bword ptr [rbx+0x08]
-       mov      rsi, r15
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       lea      rdi, bword ptr [rbx+0x10]
-       mov      rsi, r14
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       mov      dword ptr [rbx+0x18], r13d
-       mov      rax, rbx
-						;; size=83 bbWeight=1 PerfScore 19.00
+       mov      gword ptr [rsi], rax
+       mov      gword ptr [rsi+0x08], rcx
+       mov      gword ptr [rsi+0x10], rdx
+       mov      dword ptr [rsi+0x18], edi
+       mov      rax, rsi
+						;; size=55 bbWeight=1 PerfScore 17.25
 G_M55612_IG03:
-       pop      rbx
-       pop      r13
-       pop      r14
-       pop      r15
        pop      rbp
        ret      
-						;; size=9 bbWeight=1 PerfScore 3.50
+						;; size=2 bbWeight=1 PerfScore 1.50
 G_M55612_IG04:
        mov      edi, 0x541
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 G_M55612_IG05:
        mov      edi, 0x505
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        xor      rsi, rsi
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailRange(System.String,System.String)
        call     [rax]System.Collections.Immutable.Requires:FailRange(System.String,System.String)
        int3     
 						;; size=38 bbWeight=0.50 PerfScore 2.75
 G_M55612_IG06:
        mov      edi, 0x4B5
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 G_M55612_IG07:
        mov      edi, 0x4AB
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 
-; Total bytes of code 254, prolog size 13, PerfScore 38.88, instruction count 64, allocated bytes for code 254 (MethodHash=85be26c3) for method System.Collections.Immutable.ImmutableHashSet`1+Builder[int]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[int]:this (FullOpts)
+; Total bytes of code 207, prolog size 4, PerfScore 30.62, instruction count 50, allocated bytes for code 207 (MethodHash=85be26c3) for method System.Collections.Immutable.ImmutableHashSet`1+Builder[int]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[int]:this (FullOpts)
 ; ============================================================
-47 (-18.50 % of base) - System.Collections.Immutable.ImmutableHashSet`1+Builder[long]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[long]:this 
 ; Assembly listing for method System.Collections.Immutable.ImmutableHashSet`1+Builder[long]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[long]:this (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 2 single block inlinees; 4 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T01] (  6,  6   )     ref  ->  rdi         this class-hnd single-def <System.Collections.Immutable.ImmutableHashSet`1+Builder[long]>
-;  V01 RetBuf       [V01,T00] (  7,  7   )   byref  ->  rbx         single-def
+;  V01 RetBuf       [V01,T00] (  7,  7   )    long  ->  rsi         single-def
 ;# V02 OutArgs      [V02    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;* V03 tmp1         [V03    ] (  0,  0   )  struct (32) zero-ref    ld-addr-op "NewObj constructor temp" <System.Collections.Immutable.ImmutableHashSet`1+MutationInput[long]>
-;  V04 tmp2         [V04,T02] (  3,  6   )     ref  ->  rsi         class-hnd exact single-def "Inlining Arg" <System.Collections.Immutable.SortedInt32KeyNode`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[long]]>
-;  V05 tmp3         [V05,T03] (  3,  6   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[long]>
-;  V06 tmp4         [V06,T05] (  3,  6   )     int  ->  r13         "Inlining Arg"
-;  V07 tmp5         [V07,T04] (  3,  6   )     ref  ->  r14         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[long]]>
+;  V04 tmp2         [V04,T02] (  3,  6   )     ref  ->  rax         class-hnd exact single-def "Inlining Arg" <System.Collections.Immutable.SortedInt32KeyNode`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[long]]>
+;  V05 tmp3         [V05,T03] (  3,  6   )     ref  ->  rcx         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[long]>
+;  V06 tmp4         [V06,T05] (  3,  6   )     int  ->  rdi         "Inlining Arg"
+;  V07 tmp5         [V07,T04] (  3,  6   )     ref  ->  rdx         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[long]]>
 ;* V08 tmp6         [V08    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V09 tmp7         [V09,T06] (  2,  2   )     ref  ->  rsi         single-def "field V03._root (fldOffset=0x0)" P-INDEP
-;  V10 tmp8         [V10,T07] (  2,  2   )     ref  ->  r15         single-def "field V03._equalityComparer (fldOffset=0x8)" P-INDEP
-;  V11 tmp9         [V11,T08] (  2,  2   )     ref  ->  r14         single-def "field V03._hashBucketEqualityComparer (fldOffset=0x10)" P-INDEP
-;  V12 tmp10        [V12,T10] (  2,  2   )     int  ->  r13         "field V03._count (fldOffset=0x18)" P-INDEP
+;  V09 tmp7         [V09,T06] (  2,  2   )     ref  ->  rax         single-def "field V03._root (fldOffset=0x0)" P-INDEP
+;  V10 tmp8         [V10,T07] (  2,  2   )     ref  ->  rcx         single-def "field V03._equalityComparer (fldOffset=0x8)" P-INDEP
+;  V11 tmp9         [V11,T08] (  2,  2   )     ref  ->  rdx         single-def "field V03._hashBucketEqualityComparer (fldOffset=0x10)" P-INDEP
+;  V12 tmp10        [V12,T10] (  2,  2   )     int  ->  rdi         "field V03._count (fldOffset=0x18)" P-INDEP
 ;  V13 tmp11        [V13,T09] (  2,  2   )     ref  ->  rdi         single-def "argument with side effect"
 ;
 ; Lcl frame size = 0
 
 G_M21788_IG01:
        push     rbp
-       push     r15
-       push     r14
-       push     r13
-       push     rbx
-       lea      rbp, [rsp+0x20]
-       mov      rbx, rsi
-						;; size=16 bbWeight=1 PerfScore 5.75
+       mov      rbp, rsp
+						;; size=4 bbWeight=1 PerfScore 1.25
 G_M21788_IG02:
-       mov      rsi, gword ptr [rdi+0x08]
-       mov      r15, gword ptr [rdi+0x10]
-       mov      r14, gword ptr [rdi+0x18]
-       mov      r13d, dword ptr [rdi+0x28]
-       test     rsi, rsi
+       mov      rax, gword ptr [rdi+0x08]
+       mov      rcx, gword ptr [rdi+0x10]
+       mov      rdx, gword ptr [rdi+0x18]
+       mov      edi, dword ptr [rdi+0x28]
+       test     rax, rax
        je       G_M21788_IG07
-       test     r15, r15
-       je       G_M21788_IG06
-       test     r13d, r13d
+       test     rcx, rcx
+       je       SHORT G_M21788_IG06
+       test     edi, edi
        jl       SHORT G_M21788_IG05
-       test     r14, r14
+       test     rdx, rdx
        je       SHORT G_M21788_IG04
-       mov      rdi, rbx
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       lea      rdi, bword ptr [rbx+0x08]
-       mov      rsi, r15
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       lea      rdi, bword ptr [rbx+0x10]
-       mov      rsi, r14
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       mov      dword ptr [rbx+0x18], r13d
-       mov      rax, rbx
-						;; size=83 bbWeight=1 PerfScore 19.00
+       mov      gword ptr [rsi], rax
+       mov      gword ptr [rsi+0x08], rcx
+       mov      gword ptr [rsi+0x10], rdx
+       mov      dword ptr [rsi+0x18], edi
+       mov      rax, rsi
+						;; size=55 bbWeight=1 PerfScore 17.25
 G_M21788_IG03:
-       pop      rbx
-       pop      r13
-       pop      r14
-       pop      r15
        pop      rbp
        ret      
-						;; size=9 bbWeight=1 PerfScore 3.50
+						;; size=2 bbWeight=1 PerfScore 1.50
 G_M21788_IG04:
        mov      edi, 0x541
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 G_M21788_IG05:
        mov      edi, 0x505
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        xor      rsi, rsi
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailRange(System.String,System.String)
        call     [rax]System.Collections.Immutable.Requires:FailRange(System.String,System.String)
        int3     
 						;; size=38 bbWeight=0.50 PerfScore 2.75
 G_M21788_IG06:
        mov      edi, 0x4B5
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 G_M21788_IG07:
        mov      edi, 0x4AB
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 
-; Total bytes of code 254, prolog size 13, PerfScore 38.88, instruction count 64, allocated bytes for code 254 (MethodHash=cc77aae3) for method System.Collections.Immutable.ImmutableHashSet`1+Builder[long]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[long]:this (FullOpts)
+; Total bytes of code 207, prolog size 4, PerfScore 30.62, instruction count 50, allocated bytes for code 207 (MethodHash=cc77aae3) for method System.Collections.Immutable.ImmutableHashSet`1+Builder[long]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[long]:this (FullOpts)
 ; ============================================================
-47 (-18.50 % of base) - System.Collections.Immutable.ImmutableHashSet`1+Builder[short]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[short]:this 
 ; Assembly listing for method System.Collections.Immutable.ImmutableHashSet`1+Builder[short]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[short]:this (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 2 single block inlinees; 4 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T01] (  6,  6   )     ref  ->  rdi         this class-hnd single-def <System.Collections.Immutable.ImmutableHashSet`1+Builder[short]>
-;  V01 RetBuf       [V01,T00] (  7,  7   )   byref  ->  rbx         single-def
+;  V01 RetBuf       [V01,T00] (  7,  7   )    long  ->  rsi         single-def
 ;# V02 OutArgs      [V02    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;* V03 tmp1         [V03    ] (  0,  0   )  struct (32) zero-ref    ld-addr-op "NewObj constructor temp" <System.Collections.Immutable.ImmutableHashSet`1+MutationInput[short]>
-;  V04 tmp2         [V04,T02] (  3,  6   )     ref  ->  rsi         class-hnd exact single-def "Inlining Arg" <System.Collections.Immutable.SortedInt32KeyNode`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[short]]>
-;  V05 tmp3         [V05,T03] (  3,  6   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[short]>
-;  V06 tmp4         [V06,T05] (  3,  6   )     int  ->  r13         "Inlining Arg"
-;  V07 tmp5         [V07,T04] (  3,  6   )     ref  ->  r14         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[short]]>
+;  V04 tmp2         [V04,T02] (  3,  6   )     ref  ->  rax         class-hnd exact single-def "Inlining Arg" <System.Collections.Immutable.SortedInt32KeyNode`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[short]]>
+;  V05 tmp3         [V05,T03] (  3,  6   )     ref  ->  rcx         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[short]>
+;  V06 tmp4         [V06,T05] (  3,  6   )     int  ->  rdi         "Inlining Arg"
+;  V07 tmp5         [V07,T04] (  3,  6   )     ref  ->  rdx         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[short]]>
 ;* V08 tmp6         [V08    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V09 tmp7         [V09,T06] (  2,  2   )     ref  ->  rsi         single-def "field V03._root (fldOffset=0x0)" P-INDEP
-;  V10 tmp8         [V10,T07] (  2,  2   )     ref  ->  r15         single-def "field V03._equalityComparer (fldOffset=0x8)" P-INDEP
-;  V11 tmp9         [V11,T08] (  2,  2   )     ref  ->  r14         single-def "field V03._hashBucketEqualityComparer (fldOffset=0x10)" P-INDEP
-;  V12 tmp10        [V12,T10] (  2,  2   )     int  ->  r13         "field V03._count (fldOffset=0x18)" P-INDEP
+;  V09 tmp7         [V09,T06] (  2,  2   )     ref  ->  rax         single-def "field V03._root (fldOffset=0x0)" P-INDEP
+;  V10 tmp8         [V10,T07] (  2,  2   )     ref  ->  rcx         single-def "field V03._equalityComparer (fldOffset=0x8)" P-INDEP
+;  V11 tmp9         [V11,T08] (  2,  2   )     ref  ->  rdx         single-def "field V03._hashBucketEqualityComparer (fldOffset=0x10)" P-INDEP
+;  V12 tmp10        [V12,T10] (  2,  2   )     int  ->  rdi         "field V03._count (fldOffset=0x18)" P-INDEP
 ;  V13 tmp11        [V13,T09] (  2,  2   )     ref  ->  rdi         single-def "argument with side effect"
 ;
 ; Lcl frame size = 0
 
 G_M65532_IG01:
        push     rbp
-       push     r15
-       push     r14
-       push     r13
-       push     rbx
-       lea      rbp, [rsp+0x20]
-       mov      rbx, rsi
-						;; size=16 bbWeight=1 PerfScore 5.75
+       mov      rbp, rsp
+						;; size=4 bbWeight=1 PerfScore 1.25
 G_M65532_IG02:
-       mov      rsi, gword ptr [rdi+0x08]
-       mov      r15, gword ptr [rdi+0x10]
-       mov      r14, gword ptr [rdi+0x18]
-       mov      r13d, dword ptr [rdi+0x28]
-       test     rsi, rsi
+       mov      rax, gword ptr [rdi+0x08]
+       mov      rcx, gword ptr [rdi+0x10]
+       mov      rdx, gword ptr [rdi+0x18]
+       mov      edi, dword ptr [rdi+0x28]
+       test     rax, rax
        je       G_M65532_IG07
-       test     r15, r15
-       je       G_M65532_IG06
-       test     r13d, r13d
+       test     rcx, rcx
+       je       SHORT G_M65532_IG06
+       test     edi, edi
        jl       SHORT G_M65532_IG05
-       test     r14, r14
+       test     rdx, rdx
        je       SHORT G_M65532_IG04
-       mov      rdi, rbx
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       lea      rdi, bword ptr [rbx+0x08]
-       mov      rsi, r15
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       lea      rdi, bword ptr [rbx+0x10]
-       mov      rsi, r14
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       mov      dword ptr [rbx+0x18], r13d
-       mov      rax, rbx
-						;; size=83 bbWeight=1 PerfScore 19.00
+       mov      gword ptr [rsi], rax
+       mov      gword ptr [rsi+0x08], rcx
+       mov      gword ptr [rsi+0x10], rdx
+       mov      dword ptr [rsi+0x18], edi
+       mov      rax, rsi
+						;; size=55 bbWeight=1 PerfScore 17.25
 G_M65532_IG03:
-       pop      rbx
-       pop      r13
-       pop      r14
-       pop      r15
        pop      rbp
        ret      
-						;; size=9 bbWeight=1 PerfScore 3.50
+						;; size=2 bbWeight=1 PerfScore 1.50
 G_M65532_IG04:
        mov      edi, 0x541
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 G_M65532_IG05:
        mov      edi, 0x505
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        xor      rsi, rsi
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailRange(System.String,System.String)
        call     [rax]System.Collections.Immutable.Requires:FailRange(System.String,System.String)
        int3     
 						;; size=38 bbWeight=0.50 PerfScore 2.75
 G_M65532_IG06:
        mov      edi, 0x4B5
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 G_M65532_IG07:
        mov      edi, 0x4AB
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 
-; Total bytes of code 254, prolog size 13, PerfScore 38.88, instruction count 64, allocated bytes for code 254 (MethodHash=43bf0003) for method System.Collections.Immutable.ImmutableHashSet`1+Builder[short]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[short]:this (FullOpts)
+; Total bytes of code 207, prolog size 4, PerfScore 30.62, instruction count 50, allocated bytes for code 207 (MethodHash=43bf0003) for method System.Collections.Immutable.ImmutableHashSet`1+Builder[short]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[short]:this (FullOpts)
 ; ============================================================
-47 (-17.28 % of base) - System.Collections.Immutable.ImmutableHashSet`1+Builder[System.__Canon]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]:this 
 ; Assembly listing for method System.Collections.Immutable.ImmutableHashSet`1+Builder[System.__Canon]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]:this (FullOpts)
 ; Emitting BLENDED_CODE for X64 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 2 single block inlinees; 4 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T00] (  7,  7   )     ref  ->  rbx         this class-hnd single-def <System.Collections.Immutable.ImmutableHashSet`1+Builder[System.__Canon]>
-;  V01 RetBuf       [V01,T01] (  7,  7   )   byref  ->  r15         single-def
+;  V01 RetBuf       [V01,T01] (  7,  7   )    long  ->  rsi         single-def
 ;# V02 OutArgs      [V02    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;* V03 tmp1         [V03    ] (  0,  0   )  struct (32) zero-ref    ld-addr-op "NewObj constructor temp" <System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]>
 ;* V04 tmp2         [V04    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
-;  V05 tmp3         [V05,T02] (  3,  6   )     ref  ->  rsi         class-hnd exact single-def "Inlining Arg" <System.Collections.Immutable.SortedInt32KeyNode`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[System.__Canon]]>
+;  V05 tmp3         [V05,T02] (  3,  6   )     ref  ->  rax         class-hnd exact single-def "Inlining Arg" <System.Collections.Immutable.SortedInt32KeyNode`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[System.__Canon]]>
 ;* V06 tmp4         [V06    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
 ;* V07 tmp5         [V07    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
-;  V08 tmp6         [V08,T03] (  3,  6   )     ref  ->  r14         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[System.__Canon]>
+;  V08 tmp6         [V08,T03] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[System.__Canon]>
 ;* V09 tmp7         [V09    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
-;  V10 tmp8         [V10,T05] (  3,  6   )     int  ->  r12         "Inlining Arg"
-;  V11 tmp9         [V11,T04] (  3,  6   )     ref  ->  r13         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[System.__Canon]]>
+;  V10 tmp8         [V10,T05] (  3,  6   )     int  ->  rdx         "Inlining Arg"
+;  V11 tmp9         [V11,T04] (  3,  6   )     ref  ->  rcx         class-hnd single-def "Inlining Arg" <System.Collections.Generic.IEqualityComparer`1[System.Collections.Immutable.ImmutableHashSet`1+HashBucket[System.__Canon]]>
 ;* V12 tmp10        [V12    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
 ;* V13 tmp11        [V13    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V14 tmp12        [V14,T06] (  2,  2   )     ref  ->  rsi         single-def "field V03._root (fldOffset=0x0)" P-INDEP
-;  V15 tmp13        [V15,T07] (  2,  2   )     ref  ->  r14         single-def "field V03._equalityComparer (fldOffset=0x8)" P-INDEP
-;  V16 tmp14        [V16,T08] (  2,  2   )     ref  ->  r13         single-def "field V03._hashBucketEqualityComparer (fldOffset=0x10)" P-INDEP
-;  V17 tmp15        [V17,T10] (  2,  2   )     int  ->  r12         "field V03._count (fldOffset=0x18)" P-INDEP
+;  V14 tmp12        [V14,T06] (  2,  2   )     ref  ->  rax         single-def "field V03._root (fldOffset=0x0)" P-INDEP
+;  V15 tmp13        [V15,T07] (  2,  2   )     ref  ->  rdi         single-def "field V03._equalityComparer (fldOffset=0x8)" P-INDEP
+;  V16 tmp14        [V16,T08] (  2,  2   )     ref  ->  rcx         single-def "field V03._hashBucketEqualityComparer (fldOffset=0x10)" P-INDEP
+;  V17 tmp15        [V17,T10] (  2,  2   )     int  ->  rdx         "field V03._count (fldOffset=0x18)" P-INDEP
 ;  V18 tmp16        [V18,T09] (  2,  2   )     ref  ->  rdi         single-def "argument with side effect"
 ;
 ; Lcl frame size = 8
 
 G_M58268_IG01:
        push     rbp
-       push     r15
-       push     r14
-       push     r13
-       push     r12
        push     rbx
        push     rax
-       lea      rbp, [rsp+0x30]
-       mov      qword ptr [rbp-0x30], rdi
+       lea      rbp, [rsp+0x10]
+       mov      qword ptr [rbp-0x10], rdi
        mov      rbx, rdi
-       mov      r15, rsi
-						;; size=26 bbWeight=1 PerfScore 9.00
+						;; size=15 bbWeight=1 PerfScore 4.75
 G_M58268_IG02:
        cmp      dword ptr [rbx], ebx
-       mov      rsi, gword ptr [rbx+0x08]
-       mov      r14, gword ptr [rbx+0x10]
-       mov      r13, gword ptr [rbx+0x18]
-       mov      r12d, dword ptr [rbx+0x28]
-       test     rsi, rsi
+       mov      rax, gword ptr [rbx+0x08]
+       mov      rdi, gword ptr [rbx+0x10]
+       mov      rcx, gword ptr [rbx+0x18]
+       mov      edx, dword ptr [rbx+0x28]
+       test     rax, rax
        je       G_M58268_IG07
-       test     r14, r14
-       je       G_M58268_IG06
-       test     r12d, r12d
+       test     rdi, rdi
+       je       SHORT G_M58268_IG06
+       test     edx, edx
        jl       SHORT G_M58268_IG05
-       test     r13, r13
+       test     rcx, rcx
        je       SHORT G_M58268_IG04
-       mov      rdi, r15
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       lea      rdi, bword ptr [r15+0x08]
-       mov      rsi, r14
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       lea      rdi, bword ptr [r15+0x10]
-       mov      rsi, r13
-       call     CORINFO_HELP_CHECKED_ASSIGN_REF
-       mov      dword ptr [r15+0x18], r12d
-       mov      rax, r15
-						;; size=85 bbWeight=1 PerfScore 22.00
+       mov      gword ptr [rsi], rax
+       mov      gword ptr [rsi+0x08], rdi
+       mov      gword ptr [rsi+0x10], rcx
+       mov      dword ptr [rsi+0x18], edx
+       mov      rax, rsi
+						;; size=57 bbWeight=1 PerfScore 20.25
 G_M58268_IG03:
        add      rsp, 8
        pop      rbx
-       pop      r12
-       pop      r13
-       pop      r14
-       pop      r15
        pop      rbp
        ret      
-						;; size=15 bbWeight=1 PerfScore 4.25
+						;; size=7 bbWeight=1 PerfScore 2.25
 G_M58268_IG04:
        mov      edi, 0x541
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 G_M58268_IG05:
        mov      edi, 0x505
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        xor      rsi, rsi
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailRange(System.String,System.String)
        call     [rax]System.Collections.Immutable.Requires:FailRange(System.String,System.String)
        int3     
 						;; size=38 bbWeight=0.50 PerfScore 2.75
 G_M58268_IG06:
        mov      edi, 0x4B5
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 G_M58268_IG07:
        mov      edi, 0x4AB
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0.50 PerfScore 2.62
 
-; Total bytes of code 272, prolog size 20, PerfScore 45.88, instruction count 71, allocated bytes for code 272 (MethodHash=70ea1c63) for method System.Collections.Immutable.ImmutableHashSet`1+Builder[System.__Canon]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]:this (FullOpts)
+; Total bytes of code 225, prolog size 12, PerfScore 37.88, instruction count 57, allocated bytes for code 225 (MethodHash=70ea1c63) for method System.Collections.Immutable.ImmutableHashSet`1+Builder[System.__Canon]:get_Origin():System.Collections.Immutable.ImmutableHashSet`1+MutationInput[System.__Canon]:this (FullOpts)
 ; ============================================================

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

Larger list of diffs: https://gist.github.com/MihuBot/bf223300c92239c020ced4745d2d7046

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MihuBot commented Feb 6, 2025

@EgorBo

@EgorBo EgorBo mentioned this issue Feb 6, 2025
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