[JitDiff X64] [EgorBo] Remove unsafe code from BlobUtilities.cs

[MihuBot]

Job completed in 2 minutes 23 seconds (remote runner delay: 0 seconds).
dotnet/runtime#126280

Main commit: dotnet/runtime@51cfb0e
PR commit: EgorBo/runtime-1@0bc623f

Diffs

Diffs

Found 85 files with textual diffs.

Summary of Code Size diffs:
(Lower is better)

Total bytes of base: 45625269
Total bytes of diff: 45647929
Total bytes of delta: 22660 (0.05 % of base)
Total relative delta: 86.65
    diff is a regression.
    relative diff is a regression.


Total byte diff includes -23 bytes from reconciling methods
	Base had    1 unique methods,       23 unique bytes
	Diff had    0 unique methods,        0 unique bytes

Top file regressions (bytes):
       21197 : System.Reflection.Metadata.dasm (3.77 % of base)
        1463 : System.Reflection.Emit.dasm (1.19 % of base)

2 total files with Code Size differences (0 improved, 2 regressed), 258 unchanged.

Top method regressions (bytes):
         497 (37.79 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeAssemblyRefTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         422 (37.28 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeTypeDefTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         420 (36.43 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.PEBuilder:WriteSectionHeader(System.Reflection.Metadata.BlobBuilder,System.Reflection.PortableExecutable.PEBuilder+SerializedSection) (FullOpts)
         413 (27.10 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.ManagedTextSection:WriteCorHeader(System.Reflection.Metadata.BlobBuilder,int,int,int):this (FullOpts)
         406 (37.87 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeMethodDefTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes,int):this (FullOpts)
         400 (43.15 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.ExceptionRegionEncoder:AddUnchecked(ushort,int,int,int,int,int):this (FullOpts)
         393 (18.83 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriterImpl:WriteConstant(System.Reflection.Metadata.BlobBuilder,System.Object) (FullOpts)
         391 (44.38 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeModuleTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         389 (40.56 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeLocalScopeTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         370 (22.32 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriterImpl:WriteConstant(byref,System.Object) (FullOpts)
         347 (27.17 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.ManagedTextSection:WriteImportTable(System.Reflection.Metadata.BlobBuilder,int,int):this (FullOpts)
         335 (38.77 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeExportedTypeTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         325 (40.12 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeDocumentTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         315 (25.24 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeMetadataHeader(System.Reflection.Metadata.BlobBuilder,System.String,System.Reflection.Metadata.Ecma335.MetadataSizes) (FullOpts)
         302 (35.91 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.DebugDirectoryBuilder:Serialize(System.Reflection.Metadata.BlobBuilder,System.Reflection.PortableExecutable.SectionLocation,int):this (FullOpts)
         300 (25.58 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeAssemblyTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         290 (38.21 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeImplMapTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         276 (43.46 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.PEBuilder:WriteCoffHeader(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[System.Reflection.PortableExecutable.PEBuilder+SerializedSection],byref):this (FullOpts)
         270 (38.19 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeTypeRefTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         269 (33.05 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.ManagedTextSection:WriteRuntimeStartupStub(System.Reflection.Metadata.BlobBuilder,int,ulong):this (FullOpts)
         262 (38.64 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeMemberRefTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         256 (38.10 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeGenericParamTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         254 (39.87 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeMethodImplTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         253 (37.65 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeManifestResourceTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         251 (26.93 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeCustomAttributeTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         251 (27.77 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeCustomDebugInformationTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         250 (49.80 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.ManagedPEBuilder:WriteRelocationSection(System.Reflection.Metadata.BlobBuilder,ushort,int) (FullOpts)
         219 (37.56 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeEventTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         219 (37.56 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeFieldTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         219 (37.69 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeFileTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         219 (37.37 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializePropertyTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         213 (25.69 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeDeclSecurityTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         213 (25.51 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeMethodSemanticsTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         211 (30.01 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MethodBodyStreamEncoder:SerializeHeader(int,ushort,int,int,System.Reflection.Metadata.StandaloneSignatureHandle,bool):int:this (FullOpts)
         201 (22.79 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeConstantTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         189 (37.57 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeLocalConstantTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         188 (38.13 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeLocalVariableTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         188 (38.13 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeParamTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         186 (10.94 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,int):this (FullOpts)
         182 (45.96 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.ManagedTextSection:WriteImportAddressTable(System.Reflection.Metadata.BlobBuilder,int):this (FullOpts)
         180 (39.91 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeClassLayoutTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         179 (23.96 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeFieldMarshalTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.42 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeEventMapTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.42 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeGenericParamConstraintTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeImportScopeTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeInterfaceImplTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeMethodDebugInformationTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeMethodSpecTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeNestedClassTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializePropertyMapTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeStateMachineMethodTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         172 (7.77 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.MetadataSignatureHelper:WriteSignatureForType(System.Reflection.Metadata.Ecma335.SignatureTypeEncoder,System.Type,System.Reflection.Emit.ModuleBuilderImpl,System.Type[],System.Type[]) (FullOpts)
         151 (3.67 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.PEBuilder:WritePEHeader(System.Reflection.Metadata.BlobBuilder,System.Reflection.PortableExecutable.PEDirectoriesBuilder,System.Collections.Immutable.ImmutableArray`1[System.Reflection.PortableExecutable.PEBuilder+SerializedSection]):this (FullOpts)
         145 (17.49 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:WriteAlignedBlobHeap(System.Reflection.Metadata.BlobBuilder):this (FullOpts)
         144 (37.80 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeFieldRvaTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes,int):this (FullOpts)
         142 (39.89 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeFieldLayoutTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         142 (20.79 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeTablesHeader(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes) (FullOpts)
         141 (23.31 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.MetadataSignatureHelper:WriteCustomModifiers(System.Reflection.Metadata.Ecma335.CustomModifiersEncoder,System.Type[],bool,System.Reflection.Emit.ModuleBuilderImpl) (FullOpts)
         140 (8.52 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:GetOrAddDocumentName(System.String):System.Reflection.Metadata.BlobHandle:this (FullOpts)
         123 (17.42 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.ArrayShapeEncoder:Shape(int,System.Collections.Immutable.ImmutableArray`1[int],System.Collections.Immutable.ImmutableArray`1[int]):this (FullOpts)
         123 (13.79 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:LoadArgument(int):this (FullOpts)
         123 (13.79 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:LoadLocal(int):this (FullOpts)
         123 (13.79 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:StoreLocal(int):this (FullOpts)
         122 (46.21 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriterImpl:WriteCompressedSignedInteger(byref,int) (FullOpts)
         121 (27.69 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:LoadArgumentAddress(int):this (FullOpts)
         121 (27.69 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:LoadLocalAddress(int):this (FullOpts)
         121 (27.69 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:StoreArgument(int):this (FullOpts)
         120 (15.79 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ModuleBuilderImpl:PopulateMultiDocSequencePointsBlob(System.Collections.Generic.Dictionary`2+Enumerator[System.Reflection.Emit.SymbolDocumentWriter,System.Collections.Generic.List`1[System.Reflection.Emit.SequencePoint]],System.Reflection.Metadata.StandaloneSignatureHandle):System.Reflection.Metadata.BlobHandle:this (FullOpts)
         116 (68.24 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteReference(int,bool):this (FullOpts)
         113 (26.97 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriterImpl:WriteCompressedSignedInteger(System.Reflection.Metadata.BlobBuilder,int) (FullOpts)
         111 (33.74 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriterImpl:WriteCompressedInteger(System.Reflection.Metadata.BlobBuilder,uint) (FullOpts)
         109 (41.13 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeStandAloneSigTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         109 (24.55 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeStreamHeader(byref,int,System.String,System.Reflection.Metadata.BlobBuilder) (FullOpts)
         109 (41.13 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeTypeSpecTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         108 (19.25 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.ExceptionRegionEncoder:SerializeTableHeader(System.Reflection.Metadata.BlobBuilder,int,bool):System.Reflection.Metadata.Ecma335.ExceptionRegionEncoder (FullOpts)
         105 (55.56 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriterImpl:WriteCompressedInteger(byref,uint) (FullOpts)
         105 (16.94 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.DebugDirectoryBuilder:WriteEmbeddedPortablePdbData(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.BlobBuilder):int (FullOpts)
         103 (30.65 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.PortablePdbBuilder:SerializeStandalonePdbStream(System.Reflection.Metadata.BlobBuilder):this (FullOpts)
          99 (26.40 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ModuleBuilderImpl:FillMemberReferences(System.Reflection.Emit.ILGeneratorImpl):this (FullOpts)
          96 (30.28 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeModuleRefTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
          95 (35.98 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeEncLogTable(System.Reflection.Metadata.BlobBuilder):this (FullOpts)
          91 (17.27 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:LoadConstantI4(int):this (FullOpts)
          83 (9.34 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,System.Reflection.Emit.Label[]):this (FullOpts)
          83 (93.26 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteInt16BE(short):this (FullOpts)
          83 (93.26 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteUInt16BE(ushort):this (FullOpts)
          80 (80.00 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteReference(int,bool):this (FullOpts)
          78 (10.89 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,System.Reflection.Emit.Label):this (FullOpts)
          78 (88.64 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteInt32BE(int):this (FullOpts)
          78 (88.64 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteUInt32BE(uint):this (FullOpts)
          77 (86.52 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteInt16(short):this (FullOpts)
          77 (86.52 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteUInt16(ushort):this (FullOpts)
          77 (8.61 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.ControlFlowBuilder:CopyCodeAndFixupBranches(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.BlobBuilder):this (FullOpts)
          77 (37.75 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:LoadConstantI8(long):this (FullOpts)
          77 (37.02 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:LoadConstantR8(double):this (FullOpts)
          76 (36.71 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:LoadConstantR4(float):this (FullOpts)
          75 (68.18 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,short):this (FullOpts)
          75 (7.16 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.MarshallingData:SerializeMarshallingData():System.Reflection.Metadata.BlobBuilder:this (FullOpts)
          75 (81.52 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteDouble(double):this (FullOpts)
          75 (11.08 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.DebugDirectoryBuilder:WriteCodeViewData(System.Reflection.Metadata.BlobBuilder,System.String,System.Guid,int):int (FullOpts)
          74 (16.23 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ILGeneratorImpl:EmitCalli(System.Type):this (FullOpts)

Top method improvements (bytes):
        -223 (-13.23 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ModuleBuilderImpl:PopulateSequencePointsBlob(System.Reflection.Metadata.BlobBuilder,System.Collections.Generic.List`1[System.Reflection.Emit.SequencePoint],byref,byref) (FullOpts)
         -23 (-100.00 % of base) : System.Reflection.Metadata.dasm - System.Reflection.BlobUtilities:WriteByte(byte[],int,byte) (FullOpts) (1 base, 0 diff methods)
          -5 (-2.86 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Type(System.Reflection.Metadata.EntityHandle,bool):this (FullOpts)
          -4 (-1.77 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.CustomAttributeElementTypeEncoder:Enum(System.String):this (FullOpts)
          -4 (-2.74 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Array(byref,byref):this (FullOpts)
          -3 (-0.79 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.MetadataSignatureHelper:GetConstructorSignature(System.Reflection.ParameterInfo[],System.Reflection.Emit.ModuleBuilderImpl):System.Reflection.Metadata.BlobBuilder (FullOpts)
          -2 (-1.59 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,byte):this (FullOpts)
          -2 (-1.87 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteByte(byte):this (FullOpts)
          -2 (-1.87 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteSByte(sbyte):this (FullOpts)
          -2 (-1.00 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteUserString(System.String):this (FullOpts)
          -2 (-1.64 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:ClassOrValue(bool):this (FullOpts)
          -1 (-0.89 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteBoolean(bool):this (FullOpts)
          -1 (-0.90 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.BlobEncoder:Field():System.Reflection.Metadata.Ecma335.FieldTypeEncoder:this (FullOpts)
          -1 (-0.90 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.BlobEncoder:FieldSignature():System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:this (FullOpts)
          -1 (-0.90 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.CustomAttributeArrayTypeEncoder:ElementType():System.Reflection.Metadata.Ecma335.CustomAttributeElementTypeEncoder:this (FullOpts)
          -1 (-0.55 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.CustomAttributeArrayTypeEncoder:ObjectArray():this (FullOpts)
          -1 (-0.71 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.CustomAttributeElementTypeEncoder:PrimitiveType(byte):this (FullOpts)
          -1 (-0.94 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.CustomAttributeElementTypeEncoder:WriteTypeCode(byte):this (FullOpts)
          -1 (-0.86 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.FieldTypeEncoder:Type(bool):System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:this (FullOpts)
          -1 (-0.11 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeStringHeap(System.Reflection.Metadata.BlobBuilder,System.Collections.Generic.Dictionary`2[System.String,System.Reflection.Metadata.StringHandle],int):System.Collections.Immutable.ImmutableArray`1[int] (FullOpts)
          -1 (-0.76 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.ParametersEncoder:StartVarArgs():System.Reflection.Metadata.Ecma335.ParametersEncoder:this (FullOpts)
          -1 (-0.86 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.ParameterTypeEncoder:Type(bool):System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:this (FullOpts)
          -1 (-0.86 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.ReturnTypeEncoder:Type(bool):System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:this (FullOpts)
          -1 (-0.90 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Pointer():System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:this (FullOpts)
          -1 (-0.67 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:PrimitiveType(byte):this (FullOpts)
          -1 (-0.90 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:SZArray():System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:this (FullOpts)
          -1 (-0.55 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:VoidPointer():this (FullOpts)
          -1 (-0.94 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:WriteTypeCode(byte):this (FullOpts)

Top method regressions (percentages):
          62 (364.71 % of base) : System.Reflection.Metadata.dasm - System.Reflection.BlobUtilities:WriteSingle(byte[],int,float) (FullOpts)
          63 (350.00 % of base) : System.Reflection.Metadata.dasm - System.Reflection.BlobUtilities:WriteDouble(byte[],int,double) (FullOpts)
          55 (229.17 % of base) : System.Reflection.Metadata.dasm - System.Reflection.BlobUtilities:WriteUInt16(byte[],int,ushort) (FullOpts)
          59 (226.92 % of base) : System.Reflection.Metadata.dasm - System.Reflection.BlobUtilities:WriteUInt16BE(byte[],int,ushort) (FullOpts)
          52 (226.09 % of base) : System.Reflection.Metadata.dasm - System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint) (FullOpts)
          52 (216.67 % of base) : System.Reflection.Metadata.dasm - System.Reflection.BlobUtilities:WriteUInt64(byte[],int,ulong) (FullOpts)
          54 (216.00 % of base) : System.Reflection.Metadata.dasm - System.Reflection.BlobUtilities:WriteUInt32BE(byte[],int,uint) (FullOpts)
          59 (107.27 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteInt32BE(int):this (FullOpts)
          59 (107.27 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteUInt32BE(uint):this (FullOpts)
          62 (106.90 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteInt16BE(short):this (FullOpts)
          62 (106.90 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteUInt16BE(ushort):this (FullOpts)
          58 (100.00 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteDouble(double):this (FullOpts)
          55 (100.00 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteInt32(int):this (FullOpts)
          57 (100.00 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteSingle(float):this (FullOpts)
          55 (100.00 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteUInt32(uint):this (FullOpts)
          55 (98.21 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteInt64(long):this (FullOpts)
          55 (98.21 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteUInt64(ulong):this (FullOpts)
          56 (96.55 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteInt16(short):this (FullOpts)
          56 (96.55 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteUInt16(ushort):this (FullOpts)
          83 (93.26 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteInt16BE(short):this (FullOpts)
          83 (93.26 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteUInt16BE(ushort):this (FullOpts)
          78 (88.64 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteInt32BE(int):this (FullOpts)
          78 (88.64 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteUInt32BE(uint):this (FullOpts)
          58 (87.88 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteDateTime(System.DateTime):this (FullOpts)
          77 (86.52 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteInt16(short):this (FullOpts)
          77 (86.52 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteUInt16(ushort):this (FullOpts)
          74 (84.09 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteInt32(int):this (FullOpts)
          74 (84.09 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteInt64(long):this (FullOpts)
          74 (84.09 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteUInt32(uint):this (FullOpts)
          74 (84.09 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteUInt64(ulong):this (FullOpts)
          75 (81.52 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteDouble(double):this (FullOpts)
          74 (81.32 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteSingle(float):this (FullOpts)
          80 (80.00 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriter:WriteReference(int,bool):this (FullOpts)
          74 (75.51 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteDateTime(System.DateTime):this (FullOpts)
         116 (68.24 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteReference(int,bool):this (FullOpts)
          75 (68.18 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,short):this (FullOpts)
          72 (66.06 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,long):this (FullOpts)
          73 (64.60 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,double):this (FullOpts)
          72 (64.29 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,float):this (FullOpts)
          72 (63.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:Token(int):this (FullOpts)
          72 (58.06 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:Token(System.Reflection.Metadata.EntityHandle):this (FullOpts)
         105 (55.56 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriterImpl:WriteCompressedInteger(byref,uint) (FullOpts)
          54 (54.55 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.ScalarEncoder:NullArray():this (FullOpts)
         250 (49.80 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.ManagedPEBuilder:WriteRelocationSection(System.Reflection.Metadata.BlobBuilder,ushort,int) (FullOpts)
         122 (46.21 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriterImpl:WriteCompressedSignedInteger(byref,int) (FullOpts)
         182 (45.96 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.ManagedTextSection:WriteImportAddressTable(System.Reflection.Metadata.BlobBuilder,int):this (FullOpts)
          61 (45.19 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.VectorEncoder:Count(int):System.Reflection.Metadata.Ecma335.LiteralsEncoder:this (FullOpts)
          62 (44.60 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.CustomAttributeNamedArgumentsEncoder:Count(int):System.Reflection.Metadata.Ecma335.NamedArgumentsEncoder:this (FullOpts)
         391 (44.38 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeModuleTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         276 (43.46 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.PEBuilder:WriteCoffHeader(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[System.Reflection.PortableExecutable.PEBuilder+SerializedSection],byref):this (FullOpts)
         400 (43.15 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.ExceptionRegionEncoder:AddUnchecked(ushort,int,int,int,int,int):this (FullOpts)
         109 (41.13 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeStandAloneSigTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         109 (41.13 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeTypeSpecTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         389 (40.56 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeLocalScopeTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         325 (40.12 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeDocumentTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         180 (39.91 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeClassLayoutTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         142 (39.89 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeFieldLayoutTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         254 (39.87 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeMethodImplTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.42 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeEventMapTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.42 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeGenericParamConstraintTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeImportScopeTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeInterfaceImplTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeMethodDebugInformationTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeMethodSpecTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeNestedClassTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializePropertyMapTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         177 (39.16 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeStateMachineMethodTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         335 (38.77 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeExportedTypeTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         262 (38.64 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeMemberRefTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         290 (38.21 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeImplMapTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         270 (38.19 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeTypeRefTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         188 (38.13 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeLocalVariableTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         188 (38.13 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeParamTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         256 (38.10 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeGenericParamTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
          62 (38.04 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeEncMapTable(System.Reflection.Metadata.BlobBuilder):this (FullOpts)
         406 (37.87 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeMethodDefTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes,int):this (FullOpts)
         144 (37.80 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeFieldRvaTable(System.Reflection.Metadata.BlobBuilder,System.Reflection.Metadata.Ecma335.MetadataSizes,int):this (FullOpts)
         497 (37.79 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeAssemblyRefTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
          77 (37.75 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:LoadConstantI8(long):this (FullOpts)
         219 (37.69 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeFileTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         253 (37.65 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeManifestResourceTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         189 (37.57 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeLocalConstantTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         219 (37.56 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeEventTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         219 (37.56 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeFieldTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
          54 (37.50 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataWriterUtilities:SerializeRowCounts(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int]) (FullOpts)
         219 (37.37 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializePropertyTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
         422 (37.28 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeTypeDefTable(System.Reflection.Metadata.BlobBuilder,System.Collections.Immutable.ImmutableArray`1[int],System.Reflection.Metadata.Ecma335.MetadataSizes):this (FullOpts)
          77 (37.02 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:LoadConstantR8(double):this (FullOpts)
          76 (36.71 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.InstructionEncoder:LoadConstantR4(float):this (FullOpts)
         420 (36.43 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.PEBuilder:WriteSectionHeader(System.Reflection.Metadata.BlobBuilder,System.Reflection.PortableExecutable.PEBuilder+SerializedSection) (FullOpts)
          54 (36.24 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.BlobEncoder:CustomAttributeSignature(byref,byref):this (FullOpts)
          95 (35.98 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeEncLogTable(System.Reflection.Metadata.BlobBuilder):this (FullOpts)
         302 (35.91 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.DebugDirectoryBuilder:Serialize(System.Reflection.Metadata.BlobBuilder,System.Reflection.PortableExecutable.SectionLocation,int):this (FullOpts)
          54 (33.96 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.PEBuilder:WritePESignature(System.Reflection.Metadata.BlobBuilder) (FullOpts)
         111 (33.74 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobWriterImpl:WriteCompressedInteger(System.Reflection.Metadata.BlobBuilder,uint) (FullOpts)
          72 (33.33 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.ManagedTextSection:WriteNameTable(System.Reflection.Metadata.BlobBuilder) (FullOpts)
         269 (33.05 % of base) : System.Reflection.Metadata.dasm - System.Reflection.PortableExecutable.ManagedTextSection:WriteRuntimeStartupStub(System.Reflection.Metadata.BlobBuilder,int,ulong):this (FullOpts)
          58 (32.58 % of base) : System.Reflection.Metadata.dasm - System.Reflection.BlobUtilities:WriteDecimal(byte[],int,System.Decimal) (FullOpts)
          62 (31.47 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,System.String):this (FullOpts)
         103 (30.65 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.PortablePdbBuilder:SerializeStandalonePdbStream(System.Reflection.Metadata.BlobBuilder):this (FullOpts)

Top method improvements (percentages):
         -23 (-100.00 % of base) : System.Reflection.Metadata.dasm - System.Reflection.BlobUtilities:WriteByte(byte[],int,byte) (FullOpts) (1 base, 0 diff methods)
        -223 (-13.23 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ModuleBuilderImpl:PopulateSequencePointsBlob(System.Reflection.Metadata.BlobBuilder,System.Collections.Generic.List`1[System.Reflection.Emit.SequencePoint],byref,byref) (FullOpts)
          -5 (-2.86 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Type(System.Reflection.Metadata.EntityHandle,bool):this (FullOpts)
          -4 (-2.74 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Array(byref,byref):this (FullOpts)
          -2 (-1.87 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteByte(byte):this (FullOpts)
          -2 (-1.87 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteSByte(sbyte):this (FullOpts)
          -4 (-1.77 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.CustomAttributeElementTypeEncoder:Enum(System.String):this (FullOpts)
          -2 (-1.64 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:ClassOrValue(bool):this (FullOpts)
          -2 (-1.59 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,byte):this (FullOpts)
          -2 (-1.00 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteUserString(System.String):this (FullOpts)
          -1 (-0.94 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.CustomAttributeElementTypeEncoder:WriteTypeCode(byte):this (FullOpts)
          -1 (-0.94 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:WriteTypeCode(byte):this (FullOpts)
          -1 (-0.90 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.BlobEncoder:Field():System.Reflection.Metadata.Ecma335.FieldTypeEncoder:this (FullOpts)
          -1 (-0.90 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.BlobEncoder:FieldSignature():System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:this (FullOpts)
          -1 (-0.90 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.CustomAttributeArrayTypeEncoder:ElementType():System.Reflection.Metadata.Ecma335.CustomAttributeElementTypeEncoder:this (FullOpts)
          -1 (-0.90 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Pointer():System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:this (FullOpts)
          -1 (-0.90 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:SZArray():System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:this (FullOpts)
          -1 (-0.89 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.BlobBuilder:WriteBoolean(bool):this (FullOpts)
          -1 (-0.86 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.FieldTypeEncoder:Type(bool):System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:this (FullOpts)
          -1 (-0.86 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.ParameterTypeEncoder:Type(bool):System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:this (FullOpts)
          -1 (-0.86 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.ReturnTypeEncoder:Type(bool):System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:this (FullOpts)
          -3 (-0.79 % of base) : System.Reflection.Emit.dasm - System.Reflection.Emit.MetadataSignatureHelper:GetConstructorSignature(System.Reflection.ParameterInfo[],System.Reflection.Emit.ModuleBuilderImpl):System.Reflection.Metadata.BlobBuilder (FullOpts)
          -1 (-0.76 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.ParametersEncoder:StartVarArgs():System.Reflection.Metadata.Ecma335.ParametersEncoder:this (FullOpts)
          -1 (-0.71 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.CustomAttributeElementTypeEncoder:PrimitiveType(byte):this (FullOpts)
          -1 (-0.67 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:PrimitiveType(byte):this (FullOpts)
          -1 (-0.55 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.CustomAttributeArrayTypeEncoder:ObjectArray():this (FullOpts)
          -1 (-0.55 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:VoidPointer():this (FullOpts)
          -1 (-0.11 % of base) : System.Reflection.Metadata.dasm - System.Reflection.Metadata.Ecma335.MetadataBuilder:SerializeStringHeap(System.Reflection.Metadata.BlobBuilder,System.Collections.Generic.Dictionary`2[System.String,System.Reflection.Metadata.StringHandle],int):System.Collections.Immutable.ImmutableArray`1[int] (FullOpts)

248 total methods with Code Size differences (28 improved, 220 regressed), 284309 unchanged.

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

Artifacts:

• diff-frameworks.txt (53 KB)
• ShortDiffsRegressions.md (56 KB)
• LongDiffsRegressions.md (882 KB)
• ShortDiffsImprovements.md (58 KB)
• LongDiffsImprovements.md (198 KB)
• jit-diffs-main.zip (155 MB)
• jit-diffs-pr.zip (155 MB)

[MihuBot]

Top method regressions

400 (43.15 % of base) - System.Reflection.Metadata.Ecma335.ExceptionRegionEncoder:AddUnchecked(ushort,int,int,int,int,int):this

 ; Assembly listing for method System.Reflection.Metadata.Ecma335.ExceptionRegionEncoder:AddUnchecked(ushort,int,int,int,int,int):this (FullOpts)
 ; Emitting BLENDED_CODE for x64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 42 single block inlinees; 11 inlinees without PGO data
+; 0 inlinees with PGO data; 67 single block inlinees; 38 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T00] ( 14,  9   )   byref  ->  rbx         this single-def
-;  V01 arg1         [V01,T12] (  4,  3   )  ushort  ->  r15         single-def
-;  V02 arg2         [V02,T13] (  4,  3   )     int  ->  r14         single-def
-;  V03 arg3         [V03,T14] (  4,  3   )     int  ->  r13         single-def
-;  V04 arg4         [V04,T15] (  4,  3   )     int  ->  r12         single-def
-;  V05 arg5         [V05,T16] (  4,  3   )     int  ->  [rbp-0x2C]  single-def
-;  V06 arg6         [V06,T30] (  1,  1   )     int  ->  [rbp+0x10]  single-def
+;  V01 arg1         [V01,T22] (  4,  3   )  ushort  ->  r15         single-def
+;  V02 arg2         [V02,T23] (  4,  3   )     int  ->  r14         single-def
+;  V03 arg3         [V03,T24] (  4,  3   )     int  ->  r13         single-def
+;  V04 arg4         [V04,T25] (  4,  3   )     int  ->  r12         single-def
+;  V05 arg5         [V05,T26] (  4,  3   )     int  ->  [rbp-0x2C]  single-def
+;  V06 arg6         [V06,T81] (  1,  1   )     int  ->  [rbp+0x10]  single-def
 ;# V07 OutArgs      [V07    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
-;  V08 tmp1         [V08,T02] (  6,  6   )     ref  ->  [rbp-0x38]  class-hnd spill-single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V08 tmp1         [V08,T03] (  6,  6   )     ref  ->  [rbp-0x38]  class-hnd spill-single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
 ;* V09 tmp2         [V09    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V10 tmp3         [V10,T22] (  5,  2.50)     int  ->  rsi         "Inline stloc first use temp"
-;  V11 tmp4         [V11,T03] (  6,  6   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V12 tmp5         [V12    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V13 tmp6         [V13    ] (  0,  0   )  ushort  ->  zero-ref    "Inlining Arg"
-;  V14 tmp7         [V14,T23] (  5,  2.50)     int  ->  rsi         "Inline stloc first use temp"
-;  V15 tmp8         [V15,T04] (  6,  6   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V16 tmp9         [V16    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V17 tmp10        [V17    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V18 tmp11        [V18,T18] (  6,  3   )     int  ->  r14         "Inline stloc first use temp"
-;* V19 tmp12        [V19    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;* V20 tmp13        [V20    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V21 tmp14        [V21,T05] (  6,  6   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V10 tmp3         [V10,T27] (  8,  4   )     int  ->  rdx         "Inline stloc first use temp"
+;  V11 tmp4         [V11,T12] (  5,  5   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <byte[]>
+;* V12 tmp5         [V12    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[byte]>
+;* V13 tmp6         [V13    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.Span`1[byte]>
+;* V14 tmp7         [V14    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
+;* V15 tmp8         [V15    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.Span`1[byte]>
+;  V16 tmp9         [V16,T41] (  2,  2   )   byref  ->  rsi         single-def "Inlining Arg"
+;  V17 tmp10        [V17,T50] (  2,  2   )     int  ->  rdi         "Inlining Arg"
+;  V18 tmp11        [V18,T51] (  2,  2   )  ushort  ->  rcx         ld-addr-op "Inlining Arg"
+;* V19 tmp12        [V19    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;* V20 tmp13        [V20    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;  V21 tmp14        [V21,T04] (  6,  6   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
 ;* V22 tmp15        [V22    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
 ;* V23 tmp16        [V23    ] (  0,  0   )  ushort  ->  zero-ref    "Inlining Arg"
-;  V24 tmp17        [V24,T24] (  5,  2.50)     int  ->  rsi         "Inline stloc first use temp"
-;  V25 tmp18        [V25,T06] (  6,  6   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V26 tmp19        [V26    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V27 tmp20        [V27    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V28 tmp21        [V28,T19] (  6,  3   )     int  ->  r14         "Inline stloc first use temp"
-;* V29 tmp22        [V29    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;* V30 tmp23        [V30    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V31 tmp24        [V31,T07] (  6,  6   )     ref  ->  [rbp-0x40]  class-hnd spill-single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V32 tmp25        [V32    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V33 tmp26        [V33,T25] (  5,  2.50)     int  ->  rsi         "Inline stloc first use temp"
-;  V34 tmp27        [V34,T08] (  6,  6   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V35 tmp28        [V35    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V36 tmp29        [V36,T26] (  5,  2.50)     int  ->  rsi         "Inline stloc first use temp"
-;  V37 tmp30        [V37,T09] (  6,  6   )     ref  ->  r14         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V38 tmp31        [V38    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V39 tmp32        [V39,T27] (  5,  2.50)     int  ->  rsi         "Inline stloc first use temp"
-;  V40 tmp33        [V40,T10] (  6,  6   )     ref  ->  r13         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V24 tmp17        [V24,T28] (  8,  4   )     int  ->  rcx         "Inline stloc first use temp"
+;  V25 tmp18        [V25,T13] (  5,  5   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <byte[]>
+;* V26 tmp19        [V26    ] (  0,  0   )  ushort  ->  zero-ref    "Inlining Arg"
+;* V27 tmp20        [V27    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[byte]>
+;* V28 tmp21        [V28    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.Span`1[byte]>
+;* V29 tmp22        [V29    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
+;* V30 tmp23        [V30    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.Span`1[byte]>
+;  V31 tmp24        [V31,T42] (  2,  2   )   byref  ->  rsi         single-def "Inlining Arg"
+;  V32 tmp25        [V32,T52] (  2,  2   )     int  ->  rdi         "Inlining Arg"
+;  V33 tmp26        [V33,T53] (  2,  2   )  ushort  ->  rcx         ld-addr-op "Inlining Arg"
+;* V34 tmp27        [V34    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;* V35 tmp28        [V35    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;  V36 tmp29        [V36,T14] (  5,  5   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V37 tmp30        [V37,T37] (  3,  3   )     ref  ->  r14         class-hnd single-def "impAppendStmt" <byte[]>
+;* V38 tmp31        [V38    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
+;  V39 tmp32        [V39,T35] (  6,  3   )     int  ->  rcx         "Inline stloc first use temp"
+;  V40 tmp33        [V40,T05] (  6,  6   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
 ;* V41 tmp34        [V41    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V42 tmp35        [V42,T28] (  5,  2.50)     int  ->  rsi         "Inline stloc first use temp"
-;  V43 tmp36        [V43,T11] (  6,  6   )     ref  ->  r12         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V44 tmp37        [V44    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V45 tmp38        [V45,T29] (  5,  2.50)     int  ->  rsi         "Inline stloc first use temp"
-;  V46 tmp39        [V46,T01] (  6, 11   )     ref  ->  rbx         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V47 tmp40        [V47    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V48 tmp41        [V48,T17] (  5,  4.50)     int  ->  rsi         "Inline stloc first use temp"
-;  V49 tmp42        [V49,T20] (  3,  3   )     ref  ->  rdi         single-def "arr expr"
-;  V50 tmp43        [V50,T21] (  3,  3   )     ref  ->  rdi         single-def "arr expr"
+;* V42 tmp35        [V42    ] (  0,  0   )  ushort  ->  zero-ref    "Inlining Arg"
+;  V43 tmp36        [V43,T29] (  8,  4   )     int  ->  r14         "Inline stloc first use temp"
+;  V44 tmp37        [V44,T15] (  5,  5   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <byte[]>
+;* V45 tmp38        [V45    ] (  0,  0   )  ushort  ->  zero-ref    "Inlining Arg"
+;* V46 tmp39        [V46    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[byte]>
+;* V47 tmp40        [V47    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.Span`1[byte]>
+;* V48 tmp41        [V48    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
+;* V49 tmp42        [V49    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.Span`1[byte]>
+;  V50 tmp43        [V50,T43] (  2,  2   )   byref  ->  rsi         single-def "Inlining Arg"
+;  V51 tmp44        [V51,T54] (  2,  2   )     int  ->  rdi         "Inlining Arg"
+;  V52 tmp45        [V52,T55] (  2,  2   )  ushort  ->  rcx         ld-addr-op "Inlining Arg"
+;* V53 tmp46        [V53    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;* V54 tmp47        [V54    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;  V55 tmp48        [V55,T16] (  5,  5   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V56 tmp49        [V56,T38] (  3,  3   )     ref  ->  r14         class-hnd single-def "impAppendStmt" <byte[]>
+;* V57 tmp50        [V57    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
+;  V58 tmp51        [V58,T36] (  6,  3   )     int  ->  r13         "Inline stloc first use temp"
+;  V59 tmp52        [V59,T06] (  6,  6   )     ref  ->  [rbp-0x40]  class-hnd spill-single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;* V60 tmp53        [V60    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;  V61 tmp54        [V61,T30] (  8,  4   )     int  ->  rdx         "Inline stloc first use temp"
+;  V62 tmp55        [V62,T17] (  5,  5   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <byte[]>
+;* V63 tmp56        [V63    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[byte]>
+;* V64 tmp57        [V64    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.Span`1[byte]>
+;* V65 tmp58        [V65    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
+;* V66 tmp59        [V66    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.Span`1[byte]>
+;  V67 tmp60        [V67,T44] (  2,  2   )   byref  ->  rsi         single-def "Inlining Arg"
+;  V68 tmp61        [V68,T56] (  2,  2   )     int  ->  rdi         "Inlining Arg"
+;  V69 tmp62        [V69,T57] (  2,  2   )     int  ->  rcx         ld-addr-op "Inlining Arg"
+;* V70 tmp63        [V70    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;* V71 tmp64        [V71    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;  V72 tmp65        [V72,T07] (  6,  6   )     ref  ->  r15         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;* V73 tmp66        [V73    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;  V74 tmp67        [V74,T31] (  8,  4   )     int  ->  rcx         "Inline stloc first use temp"
+;  V75 tmp68        [V75,T18] (  5,  5   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <byte[]>
+;* V76 tmp69        [V76    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[byte]>
+;* V77 tmp70        [V77    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.Span`1[byte]>
+;* V78 tmp71        [V78    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
+;* V79 tmp72        [V79    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.Span`1[byte]>
+;  V80 tmp73        [V80,T45] (  2,  2   )   byref  ->  rsi         single-def "Inlining Arg"
+;  V81 tmp74        [V81,T58] (  2,  2   )     int  ->  rdi         "Inlining Arg"
+;* V82 tmp75        [V82    ] (  0,  0   )     int  ->  zero-ref    ld-addr-op "Inlining Arg"
+;* V83 tmp76        [V83    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;* V84 tmp77        [V84    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;  V85 tmp78        [V85,T08] (  6,  6   )     ref  ->  r14         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;* V86 tmp79        [V86    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;  V87 tmp80        [V87,T32] (  8,  4   )     int  ->  r15         "Inline stloc first use temp"
+;  V88 tmp81        [V88,T19] (  5,  5   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <byte[]>
+;* V89 tmp82        [V89    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[byte]>
+;* V90 tmp83        [V90    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.Span`1[byte]>
+;* V91 tmp84        [V91    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
+;* V92 tmp85        [V92    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.Span`1[byte]>
+;  V93 tmp86        [V93,T46] (  2,  2   )   byref  ->  rsi         single-def "Inlining Arg"
+;  V94 tmp87        [V94,T59] (  2,  2   )     int  ->  rdi         "Inlining Arg"
+;* V95 tmp88        [V95    ] (  0,  0   )     int  ->  zero-ref    ld-addr-op "Inlining Arg"
+;* V96 tmp89        [V96    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;* V97 tmp90        [V97    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;  V98 tmp91        [V98,T09] (  6,  6   )     ref  ->  r13         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;* V99 tmp92        [V99    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;  V100 tmp93       [V100,T33] (  8,  4   )     int  ->  r15         "Inline stloc first use temp"
+;  V101 tmp94       [V101,T20] (  5,  5   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <byte[]>
+;* V102 tmp95       [V102    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[byte]>
+;* V103 tmp96       [V103    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.Span`1[byte]>
+;* V104 tmp97       [V104    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
+;* V105 tmp98       [V105    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.Span`1[byte]>
+;  V106 tmp99       [V106,T47] (  2,  2   )   byref  ->  rsi         single-def "Inlining Arg"
+;  V107 tmp100      [V107,T60] (  2,  2   )     int  ->  rdi         "Inlining Arg"
+;* V108 tmp101      [V108    ] (  0,  0   )     int  ->  zero-ref    ld-addr-op "Inlining Arg"
+;* V109 tmp102      [V109    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;* V110 tmp103      [V110    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;  V111 tmp104      [V111,T10] (  6,  6   )     ref  ->  r12         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;* V112 tmp105      [V112    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;  V113 tmp106      [V113,T34] (  8,  4   )     int  ->  r15         "Inline stloc first use temp"
+;  V114 tmp107      [V114,T21] (  5,  5   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <byte[]>
+;* V115 tmp108      [V115    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[byte]>
+;* V116 tmp109      [V116    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.Span`1[byte]>
+;* V117 tmp110      [V117    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
+;* V118 tmp111      [V118    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.Span`1[byte]>
+;  V119 tmp112      [V119,T48] (  2,  2   )   byref  ->  rsi         single-def "Inlining Arg"
+;  V120 tmp113      [V120,T61] (  2,  2   )     int  ->  rdi         "Inlining Arg"
+;* V121 tmp114      [V121    ] (  0,  0   )     int  ->  zero-ref    ld-addr-op "Inlining Arg"
+;* V122 tmp115      [V122    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;* V123 tmp116      [V123    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;  V124 tmp117      [V124,T01] (  6, 11   )     ref  ->  rbx         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;* V125 tmp118      [V125    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;  V126 tmp119      [V126,T11] (  8,  5.50)     int  ->  r15         "Inline stloc first use temp"
+;  V127 tmp120      [V127,T02] (  5,  7   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <byte[]>
+;* V128 tmp121      [V128    ] (  0,  0   )  struct (16) zero-ref    "spilled call-like call argument" <System.Span`1[byte]>
+;* V129 tmp122      [V129    ] (  0,  0   )  struct (16) zero-ref    "Inline return value spill temp" <System.Span`1[byte]>
+;* V130 tmp123      [V130    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Span`1[byte]>
+;* V131 tmp124      [V131    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inline ldloca(s) first use temp" <System.Span`1[byte]>
+;  V132 tmp125      [V132,T49] (  2,  2   )   byref  ->  rax         single-def "Inlining Arg"
+;  V133 tmp126      [V133,T62] (  2,  2   )     int  ->  rdi         "Inlining Arg"
+;* V134 tmp127      [V134    ] (  0,  0   )     int  ->  zero-ref    ld-addr-op "Inlining Arg"
+;* V135 tmp128      [V135    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;* V136 tmp129      [V136    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "Inlining Arg" <System.Span`1[byte]>
+;* V137 tmp130      [V137    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V12._reference (fldOffset=0x0)" P-INDEP
+;* V138 tmp131      [V138    ] (  0,  0   )     int  ->  zero-ref    "field V12._length (fldOffset=0x8)" P-INDEP
+;  V139 tmp132      [V139,T63] (  3,  1.50)   byref  ->  rsi         "field V13._reference (fldOffset=0x0)" P-INDEP
+;  V140 tmp133      [V140,T73] (  3,  1.50)     int  ->  rdi         "field V13._length (fldOffset=0x8)" P-INDEP
+;* V141 tmp134      [V141    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V14._reference (fldOffset=0x0)" P-INDEP
+;* V142 tmp135      [V142    ] (  0,  0   )     int  ->  zero-ref    "field V14._length (fldOffset=0x8)" P-INDEP
+;* V143 tmp136      [V143    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V15._reference (fldOffset=0x0)" P-INDEP
+;* V144 tmp137      [V144    ] (  0,  0   )     int  ->  zero-ref    "field V15._length (fldOffset=0x8)" P-INDEP
+;* V145 tmp138      [V145    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V19._reference (fldOffset=0x0)" P-INDEP
+;* V146 tmp139      [V146    ] (  0,  0   )     int  ->  zero-ref    "field V19._length (fldOffset=0x8)" P-INDEP
+;* V147 tmp140      [V147    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V20._reference (fldOffset=0x0)" P-INDEP
+;* V148 tmp141      [V148    ] (  0,  0   )     int  ->  zero-ref    "field V20._length (fldOffset=0x8)" P-INDEP
+;* V149 tmp142      [V149    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V27._reference (fldOffset=0x0)" P-INDEP
+;* V150 tmp143      [V150    ] (  0,  0   )     int  ->  zero-ref    "field V27._length (fldOffset=0x8)" P-INDEP
+;  V151 tmp144      [V151,T64] (  3,  1.50)   byref  ->  rsi         "field V28._reference (fldOffset=0x0)" P-INDEP
+;  V152 tmp145      [V152,T74] (  3,  1.50)     int  ->  rdi         "field V28._length (fldOffset=0x8)" P-INDEP
+;* V153 tmp146      [V153    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V29._reference (fldOffset=0x0)" P-INDEP
+;* V154 tmp147      [V154    ] (  0,  0   )     int  ->  zero-ref    "field V29._length (fldOffset=0x8)" P-INDEP
+;* V155 tmp148      [V155    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V30._reference (fldOffset=0x0)" P-INDEP
+;* V156 tmp149      [V156    ] (  0,  0   )     int  ->  zero-ref    "field V30._length (fldOffset=0x8)" P-INDEP
+;* V157 tmp150      [V157    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V34._reference (fldOffset=0x0)" P-INDEP
+;* V158 tmp151      [V158    ] (  0,  0   )     int  ->  zero-ref    "field V34._length (fldOffset=0x8)" P-INDEP
+;* V159 tmp152      [V159    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V35._reference (fldOffset=0x0)" P-INDEP
+;* V160 tmp153      [V160    ] (  0,  0   )     int  ->  zero-ref    "field V35._length (fldOffset=0x8)" P-INDEP
+;* V161 tmp154      [V161    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V46._reference (fldOffset=0x0)" P-INDEP
+;* V162 tmp155      [V162    ] (  0,  0   )     int  ->  zero-ref    "field V46._length (fldOffset=0x8)" P-INDEP
+;  V163 tmp156      [V163,T65] (  3,  1.50)   byref  ->  rsi         "field V47._reference (fldOffset=0x0)" P-INDEP
+;  V164 tmp157      [V164,T75] (  3,  1.50)     int  ->  rdi         "field V47._length (fldOffset=0x8)" P-INDEP
+;* V165 tmp158      [V165    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V48._reference (fldOffset=0x0)" P-INDEP
+;* V166 tmp159      [V166    ] (  0,  0   )     int  ->  zero-ref    "field V48._length (fldOffset=0x8)" P-INDEP
+;* V167 tmp160      [V167    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V49._reference (fldOffset=0x0)" P-INDEP
+;* V168 tmp161      [V168    ] (  0,  0   )     int  ->  zero-ref    "field V49._length (fldOffset=0x8)" P-INDEP
+;* V169 tmp162      [V169    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V53._reference (fldOffset=0x0)" P-INDEP
+;* V170 tmp163      [V170    ] (  0,  0   )     int  ->  zero-ref    "field V53._length (fldOffset=0x8)" P-INDEP
+;* V171 tmp164      [V171    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V54._reference (fldOffset=0x0)" P-INDEP
+;* V172 tmp165      [V172    ] (  0,  0   )     int  ->  zero-ref    "field V54._length (fldOffset=0x8)" P-INDEP
+;* V173 tmp166      [V173    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V63._reference (fldOffset=0x0)" P-INDEP
+;* V174 tmp167      [V174    ] (  0,  0   )     int  ->  zero-ref    "field V63._length (fldOffset=0x8)" P-INDEP
+;  V175 tmp168      [V175,T66] (  3,  1.50)   byref  ->  rsi         "field V64._reference (fldOffset=0x0)" P-INDEP
+;  V176 tmp169      [V176,T76] (  3,  1.50)     int  ->  rdi         "field V64._length (fldOffset=0x8)" P-INDEP
+;* V177 tmp170      [V177    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V65._reference (fldOffset=0x0)" P-INDEP
+;* V178 tmp171      [V178    ] (  0,  0   )     int  ->  zero-ref    "field V65._length (fldOffset=0x8)" P-INDEP
+;* V179 tmp172      [V179    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V66._reference (fldOffset=0x0)" P-INDEP
+;* V180 tmp173      [V180    ] (  0,  0   )     int  ->  zero-ref    "field V66._length (fldOffset=0x8)" P-INDEP
+;* V181 tmp174      [V181    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V70._reference (fldOffset=0x0)" P-INDEP
+;* V182 tmp175      [V182    ] (  0,  0   )     int  ->  zero-ref    "field V70._length (fldOffset=0x8)" P-INDEP
+;* V183 tmp176      [V183    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V71._reference (fldOffset=0x0)" P-INDEP
+;* V184 tmp177      [V184    ] (  0,  0   )     int  ->  zero-ref    "field V71._length (fldOffset=0x8)" P-INDEP
+;* V185 tmp178      [V185    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V76._reference (fldOffset=0x0)" P-INDEP
+;* V186 tmp179      [V186    ] (  0,  0   )     int  ->  zero-ref    "field V76._length (fldOffset=0x8)" P-INDEP
+;  V187 tmp180      [V187,T67] (  3,  1.50)   byref  ->  rsi         "field V77._reference (fldOffset=0x0)" P-INDEP
+;  V188 tmp181      [V188,T77] (  3,  1.50)     int  ->  rdi         "field V77._length (fldOffset=0x8)" P-INDEP
+;* V189 tmp182      [V189    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V78._reference (fldOffset=0x0)" P-INDEP
+;* V190 tmp183      [V190    ] (  0,  0   )     int  ->  zero-ref    "field V78._length (fldOffset=0x8)" P-INDEP
+;* V191 tmp184      [V191    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V79._reference (fldOffset=0x0)" P-INDEP
+;* V192 tmp185      [V192    ] (  0,  0   )     int  ->  zero-ref    "field V79._length (fldOffset=0x8)" P-INDEP
+;* V193 tmp186      [V193    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V83._reference (fldOffset=0x0)" P-INDEP
+;* V194 tmp187      [V194    ] (  0,  0   )     int  ->  zero-ref    "field V83._length (fldOffset=0x8)" P-INDEP
+;* V195 tmp188      [V195    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V84._reference (fldOffset=0x0)" P-INDEP
+;* V196 tmp189      [V196    ] (  0,  0   )     int  ->  zero-ref    "field V84._length (fldOffset=0x8)" P-INDEP
+;* V197 tmp190      [V197    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V89._reference (fldOffset=0x0)" P-INDEP
+;* V198 tmp191      [V198    ] (  0,  0   )     int  ->  zero-ref    "field V89._length (fldOffset=0x8)" P-INDEP
+;  V199 tmp192      [V199,T68] (  3,  1.50)   byref  ->  rsi         "field V90._reference (fldOffset=0x0)" P-INDEP
+;  V200 tmp193      [V200,T78] (  3,  1.50)     int  ->  rdi         "field V90._length (fldOffset=0x8)" P-INDEP
+;* V201 tmp194      [V201    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V91._reference (fldOffset=0x0)" P-INDEP
+;* V202 tmp195      [V202    ] (  0,  0   )     int  ->  zero-ref    "field V91._length (fldOffset=0x8)" P-INDEP
+;* V203 tmp196      [V203    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V92._reference (fldOffset=0x0)" P-INDEP
+;* V204 tmp197      [V204    ] (  0,  0   )     int  ->  zero-ref    "field V92._length (fldOffset=0x8)" P-INDEP
+;* V205 tmp198      [V205    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V96._reference (fldOffset=0x0)" P-INDEP
+;* V206 tmp199      [V206    ] (  0,  0   )     int  ->  zero-ref    "field V96._length (fldOffset=0x8)" P-INDEP
+;* V207 tmp200      [V207    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V97._reference (fldOffset=0x0)" P-INDEP
+;* V208 tmp201      [V208    ] (  0,  0   )     int  ->  zero-ref    "field V97._length (fldOffset=0x8)" P-INDEP
+;* V209 tmp202      [V209    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V102._reference (fldOffset=0x0)" P-INDEP
+;* V210 tmp203      [V210    ] (  0,  0   )     int  ->  zero-ref    "field V102._length (fldOffset=0x8)" P-INDEP
+;  V211 tmp204      [V211,T69] (  3,  1.50)   byref  ->  rsi         "field V103._reference (fldOffset=0x0)" P-INDEP
+;  V212 tmp205      [V212,T79] (  3,  1.50)     int  ->  rdi         "field V103._length (fldOffset=0x8)" P-INDEP
+;* V213 tmp206      [V213    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V104._reference (fldOffset=0x0)" P-INDEP
+;* V214 tmp207      [V214    ] (  0,  0   )     int  ->  zero-ref    "field V104._length (fldOffset=0x8)" P-INDEP
+;* V215 tmp208      [V215    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V105._reference (fldOffset=0x0)" P-INDEP
+;* V216 tmp209      [V216    ] (  0,  0   )     int  ->  zero-ref    "field V105._length (fldOffset=0x8)" P-INDEP
+;* V217 tmp210      [V217    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V109._reference (fldOffset=0x0)" P-INDEP
+;* V218 tmp211      [V218    ] (  0,  0   )     int  ->  zero-ref    "field V109._length (fldOffset=0x8)" P-INDEP
+;* V219 tmp212      [V219    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V110._reference (fldOffset=0x0)" P-INDEP
+;* V220 tmp213      [V220    ] (  0,  0   )     int  ->  zero-ref    "field V110._length (fldOffset=0x8)" P-INDEP
+;* V221 tmp214      [V221    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V115._reference (fldOffset=0x0)" P-INDEP
+;* V222 tmp215      [V222    ] (  0,  0   )     int  ->  zero-ref    "field V115._length (fldOffset=0x8)" P-INDEP
+;  V223 tmp216      [V223,T70] (  3,  1.50)   byref  ->  rsi         "field V116._reference (fldOffset=0x0)" P-INDEP
+;  V224 tmp217      [V224,T80] (  3,  1.50)     int  ->  rdi         "field V116._length (fldOffset=0x8)" P-INDEP
+;* V225 tmp218      [V225    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V117._reference (fldOffset=0x0)" P-INDEP
+;* V226 tmp219      [V226    ] (  0,  0   )     int  ->  zero-ref    "field V117._length (fldOffset=0x8)" P-INDEP
+;* V227 tmp220      [V227    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V118._reference (fldOffset=0x0)" P-INDEP
+;* V228 tmp221      [V228    ] (  0,  0   )     int  ->  zero-ref    "field V118._length (fldOffset=0x8)" P-INDEP
+;* V229 tmp222      [V229    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V122._reference (fldOffset=0x0)" P-INDEP
+;* V230 tmp223      [V230    ] (  0,  0   )     int  ->  zero-ref    "field V122._length (fldOffset=0x8)" P-INDEP
+;* V231 tmp224      [V231    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V123._reference (fldOffset=0x0)" P-INDEP
+;* V232 tmp225      [V232    ] (  0,  0   )     int  ->  zero-ref    "field V123._length (fldOffset=0x8)" P-INDEP
+;* V233 tmp226      [V233    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V128._reference (fldOffset=0x0)" P-INDEP
+;* V234 tmp227      [V234    ] (  0,  0   )     int  ->  zero-ref    "field V128._length (fldOffset=0x8)" P-INDEP
+;  V235 tmp228      [V235,T39] (  3,  2   )   byref  ->  rax         "field V129._reference (fldOffset=0x0)" P-INDEP
+;  V236 tmp229      [V236,T40] (  3,  2   )     int  ->  rdi         "field V129._length (fldOffset=0x8)" P-INDEP
+;* V237 tmp230      [V237    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V130._reference (fldOffset=0x0)" P-INDEP
+;* V238 tmp231      [V238    ] (  0,  0   )     int  ->  zero-ref    "field V130._length (fldOffset=0x8)" P-INDEP
+;* V239 tmp232      [V239    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V131._reference (fldOffset=0x0)" P-INDEP
+;* V240 tmp233      [V240    ] (  0,  0   )     int  ->  zero-ref    "field V131._length (fldOffset=0x8)" P-INDEP
+;* V241 tmp234      [V241    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V135._reference (fldOffset=0x0)" P-INDEP
+;* V242 tmp235      [V242    ] (  0,  0   )     int  ->  zero-ref    "field V135._length (fldOffset=0x8)" P-INDEP
+;* V243 tmp236      [V243    ] (  0,  0   )   byref  ->  zero-ref    single-def "field V136._reference (fldOffset=0x0)" P-INDEP
+;* V244 tmp237      [V244    ] (  0,  0   )     int  ->  zero-ref    "field V136._length (fldOffset=0x8)" P-INDEP
+;  V245 cse0        [V245,T71] (  3,  1.50)     ref  ->  rdi         "CSE #03: conservative"
+;  V246 cse1        [V246,T72] (  3,  1.50)     ref  ->  rdi         "CSE #05: conservative"
 ;
 ; Lcl frame size = 24
 
 G_M2899_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        sub      rsp, 24
        lea      rbp, [rsp+0x40]
        mov      dword ptr [rbp-0x2C], r9d
        mov      rbx, rdi
        mov      r15d, esi
        mov      r14d, edx
        mov      r13d, ecx
        mov      r12d, r8d
 						;; size=38 bbWeight=1 PerfScore 9.00
 G_M2899_IG02:
        cmp      byte  ptr [rbx+0x08], 0
-       jne      G_M2899_IG09
+       jne      G_M2899_IG19
 						;; size=10 bbWeight=1 PerfScore 4.00
 G_M2899_IG03:
        mov      rcx, gword ptr [rbx]
        mov      gword ptr [rbp-0x40], rcx
-       mov      esi, dword ptr [rcx+0x1C]
+       mov      edx, dword ptr [rcx+0x1C]
        mov      rdi, gword ptr [rcx+0x10]
        mov      edi, dword ptr [rdi+0x08]
        add      edi, -4
        movsxd   rdi, edi
-       mov      edx, esi
-       cmp      rdi, rdx
+       mov      esi, edx
+       cmp      rdi, rsi
        jge      SHORT G_M2899_IG04
        mov      rdi, rcx
        mov      esi, 4
        mov      rdx, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rdx]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      esi, esi
+       xor      edx, edx
        mov      rcx, gword ptr [rbp-0x40]
 						;; size=56 bbWeight=0.50 PerfScore 8.00
 G_M2899_IG04:
-       lea      edi, [rsi+0x04]
+       lea      edi, [rdx+0x04]
        mov      dword ptr [rcx+0x1C], edi
        mov      rdi, gword ptr [rcx+0x10]
-       movzx    rdx, r15w
-       mov      rcx, 0xD1FFAB1E      ; code for System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint)
-       call     [rcx]System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint)
+       test     rdi, rdi
+       je       SHORT G_M2899_IG05
+       cmp      dword ptr [rdi+0x08], edx
+       jb       G_M2899_IG38
+       mov      esi, edx
+       lea      rsi, bword ptr [rdi+rsi+0x10]
+       mov      edi, dword ptr [rdi+0x08]
+       sub      edi, edx
+       jmp      SHORT G_M2899_IG06
+						;; size=38 bbWeight=0.50 PerfScore 7.12
+G_M2899_IG05:
+       test     edx, edx
+       jne      G_M2899_IG38
+       xor      rsi, rsi
+       xor      edi, edi
+						;; size=12 bbWeight=0.50 PerfScore 0.88
+G_M2899_IG06:
+       movzx    rcx, r15w
+       cmp      edi, 4
+       jl       G_M2899_IG39
+       mov      dword ptr [rsi], ecx
        mov      r15, gword ptr [rbx]
-       mov      esi, dword ptr [r15+0x1C]
+       mov      ecx, dword ptr [r15+0x1C]
        mov      rdi, gword ptr [r15+0x10]
        mov      edi, dword ptr [rdi+0x08]
        add      edi, -4
        movsxd   rdi, edi
-       mov      eax, esi
-       cmp      rdi, rax
-       jge      SHORT G_M2899_IG05
+       mov      esi, ecx
+       cmp      rdi, rsi
+       jge      SHORT G_M2899_IG07
        mov      rdi, r15
        mov      esi, 4
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      esi, esi
-						;; size=75 bbWeight=0.50 PerfScore 10.50
-G_M2899_IG05:
-       lea      edi, [rsi+0x04]
+       mov      rcx, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       call     [rcx]System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       xor      ecx, ecx
+						;; size=64 bbWeight=0.50 PerfScore 8.25
+G_M2899_IG07:
+       lea      edi, [rcx+0x04]
        mov      dword ptr [r15+0x1C], edi
        mov      rdi, gword ptr [r15+0x10]
-       mov      edx, r14d
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint)
-       call     [rax]System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint)
+       test     rdi, rdi
+       je       SHORT G_M2899_IG08
+       cmp      dword ptr [rdi+0x08], ecx
+       jb       G_M2899_IG38
+       mov      esi, ecx
+       lea      rsi, bword ptr [rdi+rsi+0x10]
+       mov      edi, dword ptr [rdi+0x08]
+       sub      edi, ecx
+       jmp      SHORT G_M2899_IG09
+						;; size=39 bbWeight=0.50 PerfScore 7.12
+G_M2899_IG08:
+       test     ecx, ecx
+       jne      G_M2899_IG38
+       xor      rsi, rsi
+       xor      edi, edi
+						;; size=12 bbWeight=0.50 PerfScore 0.88
+G_M2899_IG09:
+       cmp      edi, 4
+       jl       G_M2899_IG39
+       mov      dword ptr [rsi], r14d
        mov      r14, gword ptr [rbx]
-       mov      esi, dword ptr [r14+0x1C]
+       mov      r15d, dword ptr [r14+0x1C]
        mov      rdi, gword ptr [r14+0x10]
        mov      edi, dword ptr [rdi+0x08]
        add      edi, -4
        movsxd   rdi, edi
-       mov      eax, esi
-       cmp      rdi, rax
-       jge      SHORT G_M2899_IG06
+       mov      esi, r15d
+       cmp      rdi, rsi
+       jge      SHORT G_M2899_IG10
        mov      rdi, r14
        mov      esi, 4
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      esi, esi
-						;; size=75 bbWeight=0.50 PerfScore 10.50
-G_M2899_IG06:
-       lea      edi, [rsi+0x04]
+       mov      rcx, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       call     [rcx]System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       xor      r15d, r15d
+						;; size=63 bbWeight=0.50 PerfScore 8.12
+G_M2899_IG10:
+       lea      edi, [r15+0x04]
        mov      dword ptr [r14+0x1C], edi
        mov      rdi, gword ptr [r14+0x10]
-       mov      edx, r13d
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint)
-       call     [rax]System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint)
+       test     rdi, rdi
+       je       SHORT G_M2899_IG11
+       cmp      dword ptr [rdi+0x08], r15d
+       jb       G_M2899_IG38
+       mov      esi, r15d
+       lea      rsi, bword ptr [rdi+rsi+0x10]
+       mov      edi, dword ptr [rdi+0x08]
+       sub      edi, r15d
+       jmp      SHORT G_M2899_IG12
+						;; size=43 bbWeight=0.50 PerfScore 7.12
+G_M2899_IG11:
+       test     r15d, r15d
+       jne      G_M2899_IG38
+       xor      rsi, rsi
+       xor      edi, edi
+						;; size=13 bbWeight=0.50 PerfScore 0.88
+G_M2899_IG12:
+       cmp      edi, 4
+       jl       G_M2899_IG39
+       mov      dword ptr [rsi], r13d
        mov      r13, gword ptr [rbx]
-       mov      esi, dword ptr [r13+0x1C]
+       mov      r15d, dword ptr [r13+0x1C]
        mov      rdi, gword ptr [r13+0x10]
        mov      edi, dword ptr [rdi+0x08]
        add      edi, -4
        movsxd   rdi, edi
-       mov      eax, esi
-       cmp      rdi, rax
-       jge      SHORT G_M2899_IG07
+       mov      esi, r15d
+       cmp      rdi, rsi
+       jge      SHORT G_M2899_IG13
        mov      rdi, r13
        mov      esi, 4
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      esi, esi
-						;; size=75 bbWeight=0.50 PerfScore 10.50
-G_M2899_IG07:
-       lea      edi, [rsi+0x04]
+       mov      rcx, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       call     [rcx]System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       xor      r15d, r15d
+						;; size=63 bbWeight=0.50 PerfScore 8.12
+G_M2899_IG13:
+       lea      edi, [r15+0x04]
        mov      dword ptr [r13+0x1C], edi
        mov      rdi, gword ptr [r13+0x10]
-       mov      edx, r12d
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint)
-       call     [rax]System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint)
+       test     rdi, rdi
+       je       SHORT G_M2899_IG14
+       cmp      dword ptr [rdi+0x08], r15d
+       jb       G_M2899_IG38
+       mov      esi, r15d
+       lea      rsi, bword ptr [rdi+rsi+0x10]
+       mov      edi, dword ptr [rdi+0x08]
+       sub      edi, r15d
+       jmp      SHORT G_M2899_IG15
+						;; size=43 bbWeight=0.50 PerfScore 7.12
+G_M2899_IG14:
+       test     r15d, r15d
+       jne      G_M2899_IG38
+       xor      rsi, rsi
+       xor      edi, edi
+						;; size=13 bbWeight=0.50 PerfScore 0.88
+G_M2899_IG15:
+       cmp      edi, 4
+       jl       G_M2899_IG39
+       mov      dword ptr [rsi], r12d
        mov      r12, gword ptr [rbx]
-       mov      esi, dword ptr [r12+0x1C]
+       mov      r15d, dword ptr [r12+0x1C]
        mov      rdi, gword ptr [r12+0x10]
        mov      edi, dword ptr [rdi+0x08]
        add      edi, -4
        movsxd   rdi, edi
-       mov      eax, esi
-       cmp      rdi, rax
-       jge      SHORT G_M2899_IG08
+       mov      esi, r15d
+       cmp      rdi, rsi
+       jge      SHORT G_M2899_IG16
        mov      rdi, r12
        mov      esi, 4
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      esi, esi
-						;; size=77 bbWeight=0.50 PerfScore 10.50
-G_M2899_IG08:
-       lea      edi, [rsi+0x04]
+       mov      rcx, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       call     [rcx]System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       xor      r15d, r15d
+						;; size=65 bbWeight=0.50 PerfScore 8.12
+G_M2899_IG16:
+       lea      edi, [r15+0x04]
        mov      dword ptr [r12+0x1C], edi
        mov      rdi, gword ptr [r12+0x10]
-       mov      edx, dword ptr [rbp-0x2C]
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint)
-       call     [rax]System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint)
-       jmp      G_M2899_IG15
-						;; size=33 bbWeight=0.50 PerfScore 4.88
-G_M2899_IG09:
+       test     rdi, rdi
+       je       SHORT G_M2899_IG17
+       cmp      dword ptr [rdi+0x08], r15d
+       jb       G_M2899_IG38
+       mov      esi, r15d
+       lea      rsi, bword ptr [rdi+rsi+0x10]
+       mov      edi, dword ptr [rdi+0x08]
+       sub      edi, r15d
+       jmp      SHORT G_M2899_IG18
+						;; size=45 bbWeight=0.50 PerfScore 7.12
+G_M2899_IG17:
+       test     r15d, r15d
+       jne      G_M2899_IG38
+       xor      rsi, rsi
+       xor      edi, edi
+						;; size=13 bbWeight=0.50 PerfScore 0.88
+G_M2899_IG18:
+       cmp      edi, 4
+       jl       G_M2899_IG39
+       mov      eax, dword ptr [rbp-0x2C]
+       mov      dword ptr [rsi], eax
+       jmp      G_M2899_IG31
+						;; size=19 bbWeight=0.50 PerfScore 2.62
+G_M2899_IG19:
        mov      rcx, gword ptr [rbx]
        mov      gword ptr [rbp-0x38], rcx
-       mov      esi, dword ptr [rcx+0x1C]
+       mov      edx, dword ptr [rcx+0x1C]
        mov      rdi, gword ptr [rcx+0x10]
        mov      edi, dword ptr [rdi+0x08]
        add      edi, -2
        movsxd   rdi, edi
-       mov      edx, esi
-       cmp      rdi, rdx
-       jge      SHORT G_M2899_IG10
+       mov      esi, edx
+       cmp      rdi, rsi
+       jge      SHORT G_M2899_IG20
        mov      rdi, rcx
        mov      esi, 2
        mov      rdx, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rdx]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      esi, esi
+       xor      edx, edx
        mov      rcx, gword ptr [rbp-0x38]
 						;; size=56 bbWeight=0.50 PerfScore 8.00
-G_M2899_IG10:
-       lea      edi, [rsi+0x02]
+G_M2899_IG20:
+       lea      edi, [rdx+0x02]
        mov      dword ptr [rcx+0x1C], edi
        mov      rdi, gword ptr [rcx+0x10]
-       movzx    rdx, r15w
-       mov      rcx, 0xD1FFAB1E      ; code for System.Reflection.BlobUtilities:WriteUInt16(byte[],int,ushort)
-       call     [rcx]System.Reflection.BlobUtilities:WriteUInt16(byte[],int,ushort)
+       test     rdi, rdi
+       je       SHORT G_M2899_IG21
+       cmp      dword ptr [rdi+0x08], edx
+       jb       G_M2899_IG38
+       mov      esi, edx
+       lea      rsi, bword ptr [rdi+rsi+0x10]
+       mov      edi, dword ptr [rdi+0x08]
+       sub      edi, edx
+       jmp      SHORT G_M2899_IG22
+						;; size=38 bbWeight=0.50 PerfScore 7.12
+G_M2899_IG21:
+       test     edx, edx
+       jne      G_M2899_IG38
+       xor      rsi, rsi
+       xor      edi, edi
+						;; size=12 bbWeight=0.50 PerfScore 0.88
+G_M2899_IG22:
+       movzx    rcx, r15w
+       cmp      edi, 2
+       jl       G_M2899_IG39
+       mov      word  ptr [rsi], cx
        mov      r15, gword ptr [rbx]
-       mov      esi, dword ptr [r15+0x1C]
+       mov      ecx, dword ptr [r15+0x1C]
        mov      rdi, gword ptr [r15+0x10]
        mov      edi, dword ptr [rdi+0x08]
        add      edi, -2
        movsxd   rdi, edi
-       mov      eax, esi
-       cmp      rdi, rax
-       jge      SHORT G_M2899_IG11
+       mov      esi, ecx
+       cmp      rdi, rsi
+       jge      SHORT G_M2899_IG23
        mov      rdi, r15
        mov      esi, 2
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      esi, esi
-						;; size=75 bbWeight=0.50 PerfScore 10.50
-G_M2899_IG11:
-       lea      edi, [rsi+0x02]
+       mov      rcx, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       call     [rcx]System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       xor      ecx, ecx
+						;; size=65 bbWeight=0.50 PerfScore 8.25
+G_M2899_IG23:
+       lea      edi, [rcx+0x02]
        mov      dword ptr [r15+0x1C], edi
        mov      rdi, gword ptr [r15+0x10]
-       movzx    rdx, r14w
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.BlobUtilities:WriteUInt16(byte[],int,ushort)
-       call     [rax]System.Reflection.BlobUtilities:WriteUInt16(byte[],int,ushort)
+       test     rdi, rdi
+       je       SHORT G_M2899_IG24
+       cmp      dword ptr [rdi+0x08], ecx
+       jb       G_M2899_IG38
+       mov      esi, ecx
+       lea      rsi, bword ptr [rdi+rsi+0x10]
+       mov      edi, dword ptr [rdi+0x08]
+       sub      edi, ecx
+       jmp      SHORT G_M2899_IG25
+						;; size=39 bbWeight=0.50 PerfScore 7.12
+G_M2899_IG24:
+       test     ecx, ecx
+       jne      G_M2899_IG38
+       xor      rsi, rsi
+       xor      edi, edi
+						;; size=12 bbWeight=0.50 PerfScore 0.88
+G_M2899_IG25:
+       movzx    rcx, r14w
+       cmp      edi, 2
+       jl       G_M2899_IG39
+       mov      word  ptr [rsi], cx
        mov      r15, gword ptr [rbx]
-       mov      r14d, dword ptr [r15+0x1C]
        mov      rdi, gword ptr [r15+0x10]
+       mov      r14, rdi
+       mov      ecx, dword ptr [r15+0x1C]
        mov      edi, dword ptr [rdi+0x08]
        dec      edi
        movsxd   rdi, edi
-       mov      esi, r14d
+       mov      esi, ecx
        cmp      rdi, rsi
-       jge      SHORT G_M2899_IG12
+       jge      SHORT G_M2899_IG26
        mov      rdi, r15
        mov      esi, 1
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      r14d, r14d
-						;; size=77 bbWeight=0.50 PerfScore 10.50
-G_M2899_IG12:
-       lea      edi, [r14+0x01]
+       mov      rcx, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       call     [rcx]System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       xor      ecx, ecx
+						;; size=67 bbWeight=0.50 PerfScore 8.38
+G_M2899_IG26:
+       lea      edi, [rcx+0x01]
        mov      dword ptr [r15+0x1C], edi
-       mov      rdi, gword ptr [r15+0x10]
-       cmp      r14d, dword ptr [rdi+0x08]
-       jae      G_M2899_IG19
-       mov      esi, r14d
-       mov      byte  ptr [rdi+rsi+0x10], r13b
+       cmp      ecx, dword ptr [r14+0x08]
+       jae      G_M2899_IG40
+       mov      edi, ecx
+       mov      byte  ptr [r14+rdi+0x10], r13b
        mov      r15, gword ptr [rbx]
-       mov      esi, dword ptr [r15+0x1C]
+       mov      r14d, dword ptr [r15+0x1C]
        mov      rdi, gword ptr [r15+0x10]
        mov      edi, dword ptr [rdi+0x08]
        add      edi, -2
        movsxd   rdi, edi
-       mov      eax, esi
-       cmp      rdi, rax
-       jge      SHORT G_M2899_IG13
+       mov      esi, r14d
+       cmp      rdi, rsi
+       jge      SHORT G_M2899_IG27
        mov      rdi, r15
        mov      esi, 2
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      esi, esi
-						;; size=79 bbWeight=0.50 PerfScore 11.38
-G_M2899_IG13:
-       lea      edi, [rsi+0x02]
+       mov      rcx, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       call     [rcx]System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       xor      r14d, r14d
+						;; size=75 bbWeight=0.50 PerfScore 10.38
+G_M2899_IG27:
+       lea      edi, [r14+0x02]
        mov      dword ptr [r15+0x1C], edi
        mov      rdi, gword ptr [r15+0x10]
-       movzx    rdx, r12w
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.BlobUtilities:WriteUInt16(byte[],int,ushort)
-       call     [rax]System.Reflection.BlobUtilities:WriteUInt16(byte[],int,ushort)
+       test     rdi, rdi
+       je       SHORT G_M2899_IG28
+       cmp      dword ptr [rdi+0x08], r14d
+       jb       G_M2899_IG38
+       mov      esi, r14d
+       lea      rsi, bword ptr [rdi+rsi+0x10]
+       mov      edi, dword ptr [rdi+0x08]
+       sub      edi, r14d
+       jmp      SHORT G_M2899_IG29
+						;; size=43 bbWeight=0.50 PerfScore 7.12
+G_M2899_IG28:
+       test     r14d, r14d
+       jne      G_M2899_IG38
+       xor      rsi, rsi
+       xor      edi, edi
+						;; size=13 bbWeight=0.50 PerfScore 0.88
+G_M2899_IG29:
+       movzx    rcx, r12w
+       cmp      edi, 2
+       jl       G_M2899_IG39
+       mov      word  ptr [rsi], cx
        mov      r15, gword ptr [rbx]
-       mov      r14d, dword ptr [r15+0x1C]
        mov      rdi, gword ptr [r15+0x10]
+       mov      r14, rdi
+       mov      r13d, dword ptr [r15+0x1C]
        mov      edi, dword ptr [rdi+0x08]
        dec      edi
        movsxd   rdi, edi
-       mov      esi, r14d
+       mov      esi, r13d
        cmp      rdi, rsi
-       jge      SHORT G_M2899_IG14
+       jge      SHORT G_M2899_IG30
        mov      rdi, r15
        mov      esi, 1
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      r14d, r14d
-						;; size=77 bbWeight=0.50 PerfScore 10.50
-G_M2899_IG14:
-       lea      edi, [r14+0x01]
+       mov      rcx, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       call     [rcx]System.Reflection.Metadata.BlobBuilder:Expand(int):this
+       xor      r13d, r13d
+						;; size=69 bbWeight=0.50 PerfScore 8.38
+G_M2899_IG30:
+       lea      edi, [r13+0x01]
        mov      dword ptr [r15+0x1C], edi
-       mov      rdi, gword ptr [r15+0x10]
-       cmp      r14d, dword ptr [rdi+0x08]
-       jae      SHORT G_M2899_IG19
-       mov      esi, r14d
-       mov      r15d, dword ptr [rbp-0x2C]
-       mov      byte  ptr [rdi+rsi+0x10], r15b
-						;; size=30 bbWeight=0.50 PerfScore 4.88
-G_M2899_IG15:
+       cmp      r13d, dword ptr [r14+0x08]
+       jae      G_M2899_IG40
+       mov      edi, r13d
+       mov      eax, dword ptr [rbp-0x2C]
+       mov      byte  ptr [r14+rdi+0x10], al
+						;; size=29 bbWeight=0.50 PerfScore 3.88
+G_M2899_IG31:
        mov      rbx, gword ptr [rbx]
-       mov      esi, dword ptr [rbx+0x1C]
+       mov      r15d, dword ptr [rbx+0x1C]
        mov      rdi, gword ptr [rbx+0x10]
        mov      edi, dword ptr [rdi+0x08]
        add      edi, -4
        movsxd   rdi, edi
-       mov      eax, esi
-       cmp      rdi, rax
-       jge      SHORT G_M2899_IG17
-						;; size=26 bbWeight=1 PerfScore 10.00
-G_M2899_IG16:
+       mov      esi, r15d
+       cmp      rdi, rsi
+       jge      SHORT G_M2899_IG33
+						;; size=28 bbWeight=1 PerfScore 10.00
+G_M2899_IG32:
        mov      rdi, rbx
        mov      esi, 4
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      esi, esi
-						;; size=22 bbWeight=0.50 PerfScore 2.00
-G_M2899_IG17:
-       lea      edi, [rsi+0x04]
+       xor      r15d, r15d
+						;; size=23 bbWeight=0.50 PerfScore 2.00
+G_M2899_IG33:
+       lea      edi, [r15+0x04]
        mov      dword ptr [rbx+0x1C], edi
        mov      rdi, gword ptr [rbx+0x10]
-       mov      edx, dword ptr [rbp+0x10]
-       mov      rax, 0xD1FFAB1E      ; code for System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint)
-						;; size=23 bbWeight=1 PerfScore 4.75
-G_M2899_IG18:
+       test     rdi, rdi
+       je       SHORT G_M2899_IG35
+						;; size=16 bbWeight=1 PerfScore 4.75
+G_M2899_IG34:
+       cmp      dword ptr [rdi+0x08], r15d
+       jb       SHORT G_M2899_IG38
+       mov      eax, r15d
+       lea      rax, bword ptr [rdi+rax+0x10]
+       mov      edi, dword ptr [rdi+0x08]
+       sub      edi, r15d
+       jmp      SHORT G_M2899_IG36
+						;; size=22 bbWeight=0.50 PerfScore 4.75
+G_M2899_IG35:
+       test     r15d, r15d
+       jne      SHORT G_M2899_IG38
+       xor      rax, rax
+       xor      edi, edi
+						;; size=9 bbWeight=0.50 PerfScore 0.88
+G_M2899_IG36:
+       cmp      edi, 4
+       jl       SHORT G_M2899_IG39
+       mov      ebx, dword ptr [rbp+0x10]
+       mov      dword ptr [rax], ebx
+						;; size=10 bbWeight=1 PerfScore 3.25
+G_M2899_IG37:
        add      rsp, 24
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
-       tail.jmp [rax]System.Reflection.BlobUtilities:WriteUInt32(byte[],int,uint)
-						;; size=17 bbWeight=1 PerfScore 7.25
-G_M2899_IG19:
+       ret      
+						;; size=15 bbWeight=1 PerfScore 4.25
+G_M2899_IG38:
+       mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowArgumentOutOfRangeException()
+       call     [rax]System.ThrowHelper:ThrowArgumentOutOfRangeException()
+       int3     
+						;; size=13 bbWeight=0 PerfScore 0.00
+G_M2899_IG39:
+       mov      edi, 40
+       mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowArgumentOutOfRangeException(int)
+       call     [rax]System.ThrowHelper:ThrowArgumentOutOfRangeException(int)
+       int3     
+						;; size=18 bbWeight=0 PerfScore 0.00
+G_M2899_IG40:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 927, prolog size 19, PerfScore 147.62, instruction count 253, allocated bytes for code 927 (MethodHash=69e7f4ac) for method System.Reflection.Metadata.Ecma335.ExceptionRegionEncoder:AddUnchecked(ushort,int,int,int,int,int):this (FullOpts)
+; Total bytes of code 1327, prolog size 19, PerfScore 197.38, instruction count 384, allocated bytes for code 1327 (MethodHash=69e7f4ac) for method System.Reflection.Metadata.Ecma335.ExceptionRegionEncoder:AddUnchecked(ushort,int,int,int,int,int):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/5e167849da78347292f6b26e496e46c1

[MihuBot]

Top method improvements

-5 (-2.86 % of base) - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Type(System.Reflection.Metadata.EntityHandle,bool):this

 ; Assembly listing for method System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Type(System.Reflection.Metadata.EntityHandle,bool):this (FullOpts)
 ; Emitting BLENDED_CODE for x64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 6 single block inlinees; 2 inlinees without PGO data
+; 0 inlinees with PGO data; 5 single block inlinees; 2 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T00] (  4,  4   )   byref  ->  rbx         this single-def
 ;* V01 arg1         [V01    ] (  0,  0   )  struct ( 8) zero-ref    single-def <System.Reflection.Metadata.EntityHandle>
-;  V02 arg2         [V02,T05] (  3,  3   )   ubyte  ->  r15         single-def
-;  V03 loc0         [V03,T07] (  2,  2   )     int  ->  r14        
+;  V02 arg2         [V02,T04] (  3,  3   )   ubyte  ->  r15         single-def
+;  V03 loc0         [V03,T08] (  2,  2   )     int  ->  r14        
 ;# V04 OutArgs      [V04    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;* V05 tmp1         [V05    ] (  0,  0   )     ref  ->  zero-ref   
-;  V06 tmp2         [V06,T03] (  6,  5.50)     ref  ->  r13         single-def
-;  V07 tmp3         [V07,T08] (  2,  2   )     int  ->  r12        
+;  V06 tmp2         [V06,T05] (  5,  4.50)     ref  ->  r13         single-def
+;  V07 tmp3         [V07,T09] (  2,  2   )     int  ->  r12        
 ;* V08 tmp4         [V08    ] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V09 tmp5         [V09    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;  V09 tmp5         [V09,T01] (  3,  6   )     ref  ->  r15         class-hnd single-def "impAppendStmt" <byte[]>
 ;* V10 tmp6         [V10    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V11 tmp7         [V11,T04] (  6,  5.50)     int  ->  r15         "Inline stloc first use temp"
-;* V12 tmp8         [V12    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;* V13 tmp9         [V13    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V14 tmp10        [V14,T01] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;  V15 tmp11        [V15,T06] (  2,  2   )     int  ->  rsi         single-def "field V01._vToken (fldOffset=0x0)" P-INDEP
-;  V16 tmp12        [V16,T02] (  3,  6   )     ref  ->  rdi         single-def "arr expr"
+;  V11 tmp7         [V11,T03] (  6,  5.50)     int  ->  rax         "Inline stloc first use temp"
+;  V12 tmp8         [V12,T02] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V13 tmp9         [V13,T06] (  2,  2   )     int  ->  rsi         single-def "field V01._vToken (fldOffset=0x0)" P-INDEP
+;  V14 cse0         [V14,T07] (  3,  3   )     ref  ->  rdi         "CSE #01: aggressive"
 ;
 ; Lcl frame size = 8
 
 G_M39663_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        push     rax
        lea      rbp, [rsp+0x30]
        mov      rbx, rdi
        mov      r15d, edx
 						;; size=22 bbWeight=1 PerfScore 8.00
 G_M39663_IG02:
        mov      edi, esi
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.Ecma335.CodedIndex:TypeDefOrRef(System.Reflection.Metadata.EntityHandle):int
        call     [rax]System.Reflection.Metadata.Ecma335.CodedIndex:TypeDefOrRef(System.Reflection.Metadata.EntityHandle):int
        mov      r14d, eax
        mov      r13, gword ptr [rbx]
        mov      r12d, 17
        mov      edi, 18
        test     r15b, r15b
        cmove    r12d, edi
-       mov      r15d, dword ptr [r13+0x1C]
        mov      rdi, gword ptr [r13+0x10]
+       mov      r15, rdi
+       mov      eax, dword ptr [r13+0x1C]
        mov      edi, dword ptr [rdi+0x08]
        dec      edi
        movsxd   rdi, edi
-       mov      esi, r15d
+       mov      esi, eax
        cmp      rdi, rsi
        jge      SHORT G_M39663_IG04
-						;; size=62 bbWeight=1 PerfScore 14.75
+						;; size=64 bbWeight=1 PerfScore 15.00
 G_M39663_IG03:
        mov      rdi, r13
        mov      esi, 1
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      r15d, r15d
-						;; size=23 bbWeight=0.50 PerfScore 2.00
+       xor      eax, eax
+						;; size=22 bbWeight=0.50 PerfScore 2.00
 G_M39663_IG04:
-       lea      edi, [r15+0x01]
+       lea      edi, [rax+0x01]
        mov      dword ptr [r13+0x1C], edi
-       mov      rdi, gword ptr [r13+0x10]
-       cmp      r15d, dword ptr [rdi+0x08]
+       cmp      eax, dword ptr [r15+0x08]
        jae      SHORT G_M39663_IG06
-       mov      esi, r15d
-       mov      byte  ptr [rdi+rsi+0x10], r12b
+       mov      edi, eax
+       mov      byte  ptr [r15+rdi+0x10], r12b
        mov      rdi, gword ptr [rbx]
        cmp      byte  ptr [rdi], dil
        mov      esi, r14d
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobWriterImpl:WriteCompressedInteger(System.Reflection.Metadata.BlobBuilder,uint)
-						;; size=45 bbWeight=1 PerfScore 14.25
+						;; size=39 bbWeight=1 PerfScore 12.25
 G_M39663_IG05:
        add      rsp, 8
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        tail.jmp [rax]System.Reflection.Metadata.BlobWriterImpl:WriteCompressedInteger(System.Reflection.Metadata.BlobBuilder,uint)
 						;; size=17 bbWeight=1 PerfScore 7.25
 G_M39663_IG06:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 175, prolog size 16, PerfScore 46.25, instruction count 53, allocated bytes for code 175 (MethodHash=efdf6510) for method System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Type(System.Reflection.Metadata.EntityHandle,bool):this (FullOpts)
+; Total bytes of code 170, prolog size 16, PerfScore 44.50, instruction count 53, allocated bytes for code 170 (MethodHash=efdf6510) for method System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Type(System.Reflection.Metadata.EntityHandle,bool):this (FullOpts)
 ; ============================================================

-4 (-1.77 % of base) - System.Reflection.Metadata.Ecma335.CustomAttributeElementTypeEncoder:Enum(System.String):this

 ; Assembly listing for method System.Reflection.Metadata.Ecma335.CustomAttributeElementTypeEncoder:Enum(System.String):this (FullOpts)
 ; Emitting BLENDED_CODE for x64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; fully interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 9 single block inlinees; 3 inlinees without PGO data
+; 0 inlinees with PGO data; 7 single block inlinees; 3 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T02] (  4,  4   )   byref  ->  r15         this single-def
 ;  V01 arg1         [V01,T01] (  5,  5   )     ref  ->  rbx         class-hnd single-def <System.String>
 ;# V02 OutArgs      [V02    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
-;  V03 tmp1         [V03,T00] (  6, 11   )     ref  ->  r13         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V04 tmp2         [V04    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V05 tmp3         [V05,T05] (  6,  5.50)     int  ->  r12         "Inline stloc first use temp"
-;* V06 tmp4         [V06    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;  V07 tmp5         [V07,T03] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V03 tmp1         [V03,T00] (  5,  9   )     ref  ->  r13         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V04 tmp2         [V04,T03] (  3,  6   )     ref  ->  r12         class-hnd single-def "impAppendStmt" <byte[]>
+;  V05 tmp3         [V05,T05] (  6,  5.50)     int  ->  rax         "Inline stloc first use temp"
+;  V06 tmp4         [V06,T04] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;* V07 tmp5         [V07    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "impAppendStmt" <byte[]>
 ;* V08 tmp6         [V08    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V09 tmp7         [V09    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V10 tmp8         [V10    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;  V11 tmp9         [V11,T04] (  3,  6   )     ref  ->  rcx         single-def "arr expr"
-;  V12 cse0         [V12,T06] (  3,  3   )     int  ->  r14         "CSE #02: aggressive"
+;  V09 cse0         [V09,T06] (  3,  3   )     ref  ->  rdi         "CSE #02: aggressive"
+;  V10 cse1         [V10,T07] (  3,  3   )     int  ->  r14         "CSE #03: aggressive"
 ;
 ; Lcl frame size = 8
 
 G_M32541_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        push     rax
        lea      rbp, [rsp+0x30]
        mov      r15, rdi
        mov      rbx, rsi
 						;; size=22 bbWeight=1 PerfScore 8.00
 G_M32541_IG02:
        test     rbx, rbx
        je       G_M32541_IG06
        mov      r14d, dword ptr [rbx+0x08]
        test     r14d, r14d
        je       G_M32541_IG07
        mov      r13, gword ptr [r15]
-       mov      r12d, dword ptr [r13+0x1C]
        mov      rdi, gword ptr [r13+0x10]
+       mov      r12, rdi
+       mov      eax, dword ptr [r13+0x1C]
        mov      edi, dword ptr [rdi+0x08]
        dec      edi
        movsxd   rdi, edi
-       mov      esi, r12d
+       mov      esi, eax
        cmp      rdi, rsi
        jge      SHORT G_M32541_IG04
-						;; size=49 bbWeight=1 PerfScore 14.50
+						;; size=51 bbWeight=1 PerfScore 14.75
 G_M32541_IG03:
        mov      rdi, r13
        mov      esi, 1
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      r12d, r12d
-						;; size=23 bbWeight=0.50 PerfScore 2.00
+       xor      eax, eax
+						;; size=22 bbWeight=0.50 PerfScore 2.00
 G_M32541_IG04:
-       lea      ecx, [r12+0x01]
+       lea      ecx, [rax+0x01]
        mov      dword ptr [r13+0x1C], ecx
-       mov      rcx, gword ptr [r13+0x10]
-       cmp      r12d, dword ptr [rcx+0x08]
+       cmp      eax, dword ptr [r12+0x08]
        jae      SHORT G_M32541_IG08
-       mov      edi, r12d
-       mov      byte  ptr [rcx+rdi+0x10], 85
+       mov      ecx, eax
+       mov      byte  ptr [r12+rcx+0x10], 85
        mov      rdi, gword ptr [r15]
        cmp      byte  ptr [rdi], dil
        mov      ecx, r14d
        mov      rsi, rbx
        xor      edx, edx
        mov      r8d, 1
        mov      r9d, 1
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:WriteUTF8(System.String,int,int,bool,bool):this
-						;; size=63 bbWeight=1 PerfScore 15.25
+						;; size=58 bbWeight=1 PerfScore 13.25
 G_M32541_IG05:
        add      rsp, 8
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        tail.jmp [rax]System.Reflection.Metadata.BlobBuilder:WriteUTF8(System.String,int,int,bool,bool):this
 						;; size=17 bbWeight=1 PerfScore 7.25
 G_M32541_IG06:
        mov      rdi, 0xD1FFAB1E      ; 'enumTypeName'
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Throw:ArgumentNull(System.String)
        call     [rax]System.Reflection.Throw:ArgumentNull(System.String)
        int3     
 						;; size=23 bbWeight=0 PerfScore 0.00
 G_M32541_IG07:
        mov      rdi, 0xD1FFAB1E      ; 'enumTypeName'
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Throw:ArgumentEmptyString(System.String)
        call     [rax]System.Reflection.Throw:ArgumentEmptyString(System.String)
        int3     
 						;; size=23 bbWeight=0 PerfScore 0.00
 G_M32541_IG08:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 226, prolog size 22, PerfScore 47.00, instruction count 62, allocated bytes for code 226 (MethodHash=8b3a80e2) for method System.Reflection.Metadata.Ecma335.CustomAttributeElementTypeEncoder:Enum(System.String):this (FullOpts)
+; Total bytes of code 222, prolog size 22, PerfScore 45.25, instruction count 62, allocated bytes for code 222 (MethodHash=8b3a80e2) for method System.Reflection.Metadata.Ecma335.CustomAttributeElementTypeEncoder:Enum(System.String):this (FullOpts)
 ; ============================================================

-4 (-2.74 % of base) - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Array(byref,byref):this

 ; Assembly listing for method System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Array(byref,byref):this (FullOpts)
 ; Emitting BLENDED_CODE for x64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 6 single block inlinees; 1 inlinees without PGO data
+; 0 inlinees with PGO data; 5 single block inlinees; 1 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T01] (  5,  5   )   byref  ->  rbx         this single-def
 ;  V01 arg1         [V01,T04] (  3,  3   )   byref  ->  r15         single-def
 ;  V02 arg2         [V02,T05] (  3,  3   )   byref  ->  r14         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 ( 8) zero-ref    ld-addr-op "NewObj constructor temp" <System.Reflection.Metadata.Ecma335.ArrayShapeEncoder>
-;  V05 tmp2         [V05,T00] (  6, 11   )     ref  ->  r13         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V06 tmp3         [V06    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V07 tmp4         [V07,T03] (  6,  5.50)     int  ->  r12         "Inline stloc first use temp"
-;* V08 tmp5         [V08    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;* V09 tmp6         [V09    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;  V10 tmp7         [V10,T06] (  2,  2   )     ref  ->  rsi         single-def "field V04.<Builder>k__BackingField (fldOffset=0x0)" P-INDEP
-;  V11 tmp8         [V11,T02] (  3,  6   )     ref  ->  rdi         single-def "arr expr"
+;  V05 tmp2         [V05,T00] (  5,  9   )     ref  ->  r13         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V06 tmp3         [V06,T02] (  3,  6   )     ref  ->  r12         class-hnd single-def "impAppendStmt" <byte[]>
+;  V07 tmp4         [V07,T03] (  6,  5.50)     int  ->  rax         "Inline stloc first use temp"
+;* V08 tmp5         [V08    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V09 tmp6         [V09,T07] (  2,  2   )     ref  ->  rsi         single-def "field V04.<Builder>k__BackingField (fldOffset=0x0)" P-INDEP
+;  V10 cse0         [V10,T06] (  3,  3   )     ref  ->  rdi         "CSE #01: aggressive"
 ;
 ; Lcl frame size = 8
 
 G_M14064_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        push     rax
        lea      rbp, [rsp+0x30]
        mov      rbx, rdi
        mov      r15, rsi
        mov      r14, rdx
 						;; size=25 bbWeight=1 PerfScore 8.25
 G_M14064_IG02:
        mov      r13, gword ptr [rbx]
-       mov      r12d, dword ptr [r13+0x1C]
        mov      rdi, gword ptr [r13+0x10]
+       mov      r12, rdi
+       mov      eax, dword ptr [r13+0x1C]
        mov      edi, dword ptr [rdi+0x08]
        dec      edi
        movsxd   rdi, edi
-       mov      esi, r12d
+       mov      esi, eax
        cmp      rdi, rsi
        jge      SHORT G_M14064_IG04
-						;; size=27 bbWeight=1 PerfScore 10.00
+						;; size=29 bbWeight=1 PerfScore 10.25
 G_M14064_IG03:
        mov      rdi, r13
        mov      esi, 1
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      r12d, r12d
-						;; size=23 bbWeight=0.50 PerfScore 2.00
+       xor      eax, eax
+						;; size=22 bbWeight=0.50 PerfScore 2.00
 G_M14064_IG04:
-       lea      edi, [r12+0x01]
+       lea      edi, [rax+0x01]
        mov      dword ptr [r13+0x1C], edi
-       mov      rdi, gword ptr [r13+0x10]
-       cmp      r12d, dword ptr [rdi+0x08]
+       cmp      eax, dword ptr [r12+0x08]
        jae      SHORT G_M14064_IG06
-       mov      esi, r12d
-       mov      byte  ptr [rdi+rsi+0x10], 20
+       mov      edi, eax
+       mov      byte  ptr [r12+rdi+0x10], 20
        mov      rdi, r15
        mov      rsi, rbx
        call     CORINFO_HELP_ASSIGN_BYREF
        mov      rsi, gword ptr [rbx]
        mov      rdi, r14
        call     CORINFO_HELP_CHECKED_ASSIGN_REF
        nop      
-						;; size=50 bbWeight=1 PerfScore 13.75
+						;; size=45 bbWeight=1 PerfScore 11.75
 G_M14064_IG05:
        add      rsp, 8
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=1 PerfScore 4.25
 G_M14064_IG06:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 146, prolog size 16, PerfScore 38.25, instruction count 49, allocated bytes for code 146 (MethodHash=2de2c90f) for method System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Array(byref,byref):this (FullOpts)
+; Total bytes of code 142, prolog size 16, PerfScore 36.50, instruction count 49, allocated bytes for code 142 (MethodHash=2de2c90f) for method System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:Array(byref,byref):this (FullOpts)
 ; ============================================================

-3 (-0.79 % of base) - System.Reflection.Emit.MetadataSignatureHelper:GetConstructorSignature(System.Reflection.ParameterInfo[],System.Reflection.Emit.ModuleBuilderImpl):System.Reflection.Metadata.BlobBuilder

 ; Assembly listing for method System.Reflection.Emit.MetadataSignatureHelper:GetConstructorSignature(System.Reflection.ParameterInfo[],System.Reflection.Emit.ModuleBuilderImpl):System.Reflection.Metadata.BlobBuilder (FullOpts)
 ; Emitting BLENDED_CODE for x64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 16 single block inlinees; 6 inlinees without PGO data
+; 0 inlinees with PGO data; 14 single block inlinees; 6 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 arg0         [V00,T02] (  7,  7   )     ref  ->  rbx         class-hnd <System.Reflection.ParameterInfo[]>
+;  V00 arg0         [V00,T01] (  7,  7   )     ref  ->  rbx         class-hnd <System.Reflection.ParameterInfo[]>
 ;  V01 arg1         [V01,T07] (  3,  3   )     ref  ->  r15         class-hnd single-def <System.Reflection.Emit.ModuleBuilderImpl>
 ;  V02 loc0         [V02    ] (  2,  2   )  struct ( 8) [rbp-0x30]  do-not-enreg[XS] must-init addr-exposed ld-addr-op <System.Reflection.Metadata.Ecma335.ReturnTypeEncoder>
 ;  V03 loc1         [V03    ] (  3,  3   )  struct (16) [rbp-0x40]  do-not-enreg[XSA] multireg-arg must-init addr-exposed ld-addr-op <System.Reflection.Metadata.Ecma335.ParametersEncoder>
 ;* V04 loc2         [V04    ] (  0,  0   )  struct ( 8) zero-ref    ld-addr-op <System.Reflection.Metadata.Ecma335.BlobEncoder>
 ;  V05 loc3         [V05    ] (  3,  3   )  struct (16) [rbp-0x50]  do-not-enreg[XS] must-init addr-exposed ld-addr-op <System.Reflection.Metadata.Ecma335.MethodSignatureEncoder>
 ;# V06 OutArgs      [V06    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
-;  V07 tmp1         [V07,T00] ( 11, 21   )     ref  ->  r14         class-hnd exact single-def "NewObj constructor temp" <System.Reflection.Metadata.BlobBuilder>
+;  V07 tmp1         [V07,T00] ( 10, 19   )     ref  ->  r14         class-hnd exact single-def "NewObj constructor temp" <System.Reflection.Metadata.BlobBuilder>
 ;* V08 tmp2         [V08    ] (  0,  0   )     ref  ->  zero-ref    single-def
 ;* V09 tmp3         [V09    ] (  0,  0   )  struct ( 8) zero-ref    ld-addr-op "NewObj constructor temp" <System.Reflection.Metadata.Ecma335.BlobEncoder>
 ;* V10 tmp4         [V10    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "NewArr temp" <byte[]>
 ;* V11 tmp5         [V11    ] (  0,  0   )     int  ->  zero-ref    "Inline return value spill temp"
 ;* V12 tmp6         [V12    ] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
 ;* V13 tmp7         [V13    ] (  0,  0   )     int  ->  zero-ref   
 ;* V14 tmp8         [V14    ] (  0,  0   )     int  ->  zero-ref   
 ;* V15 tmp9         [V15    ] (  0,  0   )     int  ->  zero-ref   
 ;* V16 tmp10        [V16    ] (  0,  0   )     int  ->  zero-ref   
 ;* V17 tmp11        [V17    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline stloc first use temp"
 ;* V18 tmp12        [V18    ] (  0,  0   )  struct ( 8) zero-ref    ld-addr-op "NewObj constructor temp" <System.Reflection.Metadata.SignatureHeader>
 ;* V19 tmp13        [V19    ] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "impAppendStmt" <System.Reflection.Metadata.BlobBuilder>
 ;* V20 tmp14        [V20    ] (  0,  0   )  struct ( 8) zero-ref    ld-addr-op "Inline stloc first use temp" <System.Reflection.Metadata.SignatureHeader>
 ;* V21 tmp15        [V21    ] (  0,  0   )  struct (16) zero-ref    ld-addr-op "NewObj constructor temp" <System.Reflection.Metadata.Ecma335.MethodSignatureEncoder>
 ;* V22 tmp16        [V22    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;* V23 tmp17        [V23    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V24 tmp18        [V24,T09] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V25 tmp19        [V25,T05] (  6,  5.50)     int  ->  r13         "Inline stloc first use temp"
-;* V26 tmp20        [V26    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;* V27 tmp21        [V27    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;  V28 tmp22        [V28,T01] (  6, 11   )     ref  ->  r13         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V29 tmp23        [V29    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V30 tmp24        [V30,T06] (  6,  5.50)     int  ->  r12         "Inline stloc first use temp"
-;* V31 tmp25        [V31    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;  V32 tmp26        [V32    ] (  2,  2   )     ref  ->  [rbp-0x30]  do-not-enreg[X] addr-exposed "field V02.<Builder>k__BackingField (fldOffset=0x0)" P-DEP
-;  V33 tmp27        [V33    ] (  3,  3   )     ref  ->  [rbp-0x40]  do-not-enreg[X] addr-exposed "field V03.<Builder>k__BackingField (fldOffset=0x0)" P-DEP
-;  V34 tmp28        [V34    ] (  3,  3   )   ubyte  ->  [rbp-0x38]  do-not-enreg[X] addr-exposed "field V03.<HasVarArgs>k__BackingField (fldOffset=0x8)" P-DEP
-;* V35 tmp29        [V35    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V04.<Builder>k__BackingField (fldOffset=0x0)" P-INDEP
-;  V36 tmp30        [V36    ] (  2,  2   )     ref  ->  [rbp-0x50]  do-not-enreg[X] addr-exposed "field V05.<Builder>k__BackingField (fldOffset=0x0)" P-DEP
-;  V37 tmp31        [V37    ] (  2,  2   )   ubyte  ->  [rbp-0x48]  do-not-enreg[X] addr-exposed "field V05.<HasVarArgs>k__BackingField (fldOffset=0x8)" P-DEP
-;* V38 tmp32        [V38    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V09.<Builder>k__BackingField (fldOffset=0x0)" P-INDEP
-;* V39 tmp33        [V39    ] (  0,  0   )   ubyte  ->  zero-ref    "field V18._rawValue (fldOffset=0x0)" P-INDEP
-;* V40 tmp34        [V40    ] (  0,  0   )   ubyte  ->  zero-ref    "field V20._rawValue (fldOffset=0x0)" P-INDEP
-;* V41 tmp35        [V41    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V21.<Builder>k__BackingField (fldOffset=0x0)" P-INDEP
-;* V42 tmp36        [V42    ] (  0,  0   )   ubyte  ->  zero-ref    "field V21.<HasVarArgs>k__BackingField (fldOffset=0x8)" P-INDEP
-;  V43 tmp37        [V43,T03] (  3,  6   )     ref  ->  rsi         single-def "arr expr"
-;  V44 tmp38        [V44,T04] (  3,  6   )     ref  ->  rdi         single-def "arr expr"
-;  V45 tmp39        [V45,T08] (  2,  4   )     ref  ->  rsi         single-def "argument with side effect"
+;  V23 tmp17        [V23,T03] (  3,  6   )     ref  ->  r13         class-hnd single-def "impAppendStmt" <byte[]>
+;* V24 tmp18        [V24,T11] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
+;  V25 tmp19        [V25,T05] (  6,  5.50)     int  ->  r12         "Inline stloc first use temp"
+;* V26 tmp20        [V26    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V27 tmp21        [V27,T02] (  5,  9   )     ref  ->  r13         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V28 tmp22        [V28,T04] (  3,  6   )     ref  ->  r12         class-hnd single-def "impAppendStmt" <byte[]>
+;  V29 tmp23        [V29,T06] (  6,  5.50)     int  ->  rax         "Inline stloc first use temp"
+;  V30 tmp24        [V30    ] (  2,  2   )     ref  ->  [rbp-0x30]  do-not-enreg[X] addr-exposed "field V02.<Builder>k__BackingField (fldOffset=0x0)" P-DEP
+;  V31 tmp25        [V31    ] (  3,  3   )     ref  ->  [rbp-0x40]  do-not-enreg[X] addr-exposed "field V03.<Builder>k__BackingField (fldOffset=0x0)" P-DEP
+;  V32 tmp26        [V32    ] (  3,  3   )   ubyte  ->  [rbp-0x38]  do-not-enreg[X] addr-exposed "field V03.<HasVarArgs>k__BackingField (fldOffset=0x8)" P-DEP
+;* V33 tmp27        [V33    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V04.<Builder>k__BackingField (fldOffset=0x0)" P-INDEP
+;  V34 tmp28        [V34    ] (  2,  2   )     ref  ->  [rbp-0x50]  do-not-enreg[X] addr-exposed "field V05.<Builder>k__BackingField (fldOffset=0x0)" P-DEP
+;  V35 tmp29        [V35    ] (  2,  2   )   ubyte  ->  [rbp-0x48]  do-not-enreg[X] addr-exposed "field V05.<HasVarArgs>k__BackingField (fldOffset=0x8)" P-DEP
+;* V36 tmp30        [V36    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V09.<Builder>k__BackingField (fldOffset=0x0)" P-INDEP
+;* V37 tmp31        [V37    ] (  0,  0   )   ubyte  ->  zero-ref    "field V18._rawValue (fldOffset=0x0)" P-INDEP
+;* V38 tmp32        [V38    ] (  0,  0   )   ubyte  ->  zero-ref    "field V20._rawValue (fldOffset=0x0)" P-INDEP
+;* V39 tmp33        [V39    ] (  0,  0   )     ref  ->  zero-ref    single-def "field V21.<Builder>k__BackingField (fldOffset=0x0)" P-INDEP
+;* V40 tmp34        [V40    ] (  0,  0   )   ubyte  ->  zero-ref    "field V21.<HasVarArgs>k__BackingField (fldOffset=0x8)" P-INDEP
+;  V41 tmp35        [V41,T08] (  2,  4   )     ref  ->  rsi         single-def "argument with side effect"
+;  V42 cse0         [V42,T09] (  3,  3   )     ref  ->  rdi         "CSE #01: moderate"
+;  V43 cse1         [V43,T10] (  3,  3   )     ref  ->  rdi         "CSE #02: moderate"
 ;
 ; Lcl frame size = 40
 
 G_M41729_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        sub      rsp, 40
        lea      rbp, [rsp+0x50]
        vxorps   xmm8, xmm8, xmm8
        vmovdqu  ymmword ptr [rbp-0x50], ymm8
        xor      eax, eax
        mov      qword ptr [rbp-0x30], rax
        mov      rbx, rdi
        mov      r15, rsi
 						;; size=41 bbWeight=1 PerfScore 10.83
 G_M41729_IG02:
        mov      rdi, 0xD1FFAB1E      ; System.Reflection.Metadata.BlobBuilder
        call     CORINFO_HELP_NEWSFAST
        mov      r14, rax
        lea      rdi, bword ptr [r14+0x08]
        mov      rsi, r14
        call     CORINFO_HELP_ASSIGN_REF
        mov      rdi, 0xD1FFAB1E      ; byte[]
        mov      esi, 256
        call     CORINFO_HELP_NEWARR_1_VC
        lea      rdi, bword ptr [r14+0x10]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
        mov      rdi, 0xD1FFAB1E      ; const ptr
        test     rbx, rbx
        cmove    rbx, gword ptr [rdi]
-       mov      r13d, dword ptr [r14+0x1C]
        mov      rdi, gword ptr [r14+0x10]
+       mov      r13, rdi
+       mov      r12d, dword ptr [r14+0x1C]
        mov      edi, dword ptr [rdi+0x08]
        dec      edi
        movsxd   rdi, edi
-       mov      esi, r13d
+       mov      esi, r12d
        cmp      rdi, rsi
        jge      SHORT G_M41729_IG04
-						;; size=103 bbWeight=1 PerfScore 18.00
+						;; size=106 bbWeight=1 PerfScore 18.25
 G_M41729_IG03:
        mov      rdi, r14
        mov      esi, 1
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      r13d, r13d
+       xor      r12d, r12d
 						;; size=23 bbWeight=0.50 PerfScore 2.00
 G_M41729_IG04:
-       lea      esi, [r13+0x01]
+       lea      esi, [r12+0x01]
        mov      dword ptr [r14+0x1C], esi
-       mov      rsi, gword ptr [r14+0x10]
-       cmp      r13d, dword ptr [rsi+0x08]
+       cmp      r12d, dword ptr [r13+0x08]
        jae      G_M41729_IG08
-       mov      edi, r13d
-       mov      byte  ptr [rsi+rdi+0x10], 32
+       mov      esi, r12d
+       mov      byte  ptr [r13+rsi+0x10], 32
        mov      gword ptr [rbp-0x50], r14
        mov      byte  ptr [rbp-0x48], 0
        mov      esi, dword ptr [rbx+0x08]
        lea      rdi, [rbp-0x50]
        lea      rdx, [rbp-0x30]
        lea      rcx, [rbp-0x40]
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.Ecma335.MethodSignatureEncoder:Parameters(int,byref,byref):this
        call     [rax]System.Reflection.Metadata.Ecma335.MethodSignatureEncoder:Parameters(int,byref,byref):this
        mov      r13, gword ptr [rbp-0x30]
-       mov      r12d, dword ptr [r13+0x1C]
        mov      rdi, gword ptr [r13+0x10]
+       mov      r12, rdi
+       mov      eax, dword ptr [r13+0x1C]
        mov      edi, dword ptr [rdi+0x08]
        dec      edi
        movsxd   rdi, edi
-       mov      esi, r12d
+       mov      esi, eax
        cmp      rdi, rsi
        jge      SHORT G_M41729_IG06
-						;; size=93 bbWeight=1 PerfScore 26.50
+						;; size=93 bbWeight=1 PerfScore 24.75
 G_M41729_IG05:
        mov      rdi, r13
        mov      esi, 1
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      r12d, r12d
-						;; size=23 bbWeight=0.50 PerfScore 2.00
+       xor      eax, eax
+						;; size=22 bbWeight=0.50 PerfScore 2.00
 G_M41729_IG06:
-       lea      edi, [r12+0x01]
+       lea      edi, [rax+0x01]
        mov      dword ptr [r13+0x1C], edi
-       mov      rdi, gword ptr [r13+0x10]
-       cmp      r12d, dword ptr [rdi+0x08]
+       cmp      eax, dword ptr [r12+0x08]
        jae      SHORT G_M41729_IG08
-       mov      eax, r12d
-       mov      byte  ptr [rdi+rax+0x10], 1
+       mov      edi, eax
+       mov      byte  ptr [r12+rdi+0x10], 1
        mov      rdi, rbx
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Emit.MetadataSignatureHelper:GetParameterTypes(System.Reflection.ParameterInfo[]):System.Type[]
        call     [rax]System.Reflection.Emit.MetadataSignatureHelper:GetParameterTypes(System.Reflection.ParameterInfo[]):System.Type[]
        mov      rsi, rax
        mov      rdx, gword ptr [rbp-0x40]
        mov      rcx, qword ptr [rbp-0x38]
        mov      rdi, r15
        xor      r8, r8
        xor      r9, r9
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Emit.MetadataSignatureHelper:WriteParametersSignature(System.Reflection.Emit.ModuleBuilderImpl,System.Type[],System.Reflection.Metadata.Ecma335.ParametersEncoder,System.Type[][],System.Type[][])
        call     [rax]System.Reflection.Emit.MetadataSignatureHelper:WriteParametersSignature(System.Reflection.Emit.ModuleBuilderImpl,System.Type[],System.Reflection.Metadata.Ecma335.ParametersEncoder,System.Type[][],System.Type[][])
        mov      rax, r14
-						;; size=77 bbWeight=1 PerfScore 18.75
+						;; size=72 bbWeight=1 PerfScore 16.75
 G_M41729_IG07:
        add      rsp, 40
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=1 PerfScore 4.25
 G_M41729_IG08:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 381, prolog size 35, PerfScore 82.33, instruction count 100, allocated bytes for code 381 (MethodHash=252a5cfe) for method System.Reflection.Emit.MetadataSignatureHelper:GetConstructorSignature(System.Reflection.ParameterInfo[],System.Reflection.Emit.ModuleBuilderImpl):System.Reflection.Metadata.BlobBuilder (FullOpts)
+; Total bytes of code 378, prolog size 35, PerfScore 78.83, instruction count 100, allocated bytes for code 378 (MethodHash=252a5cfe) for method System.Reflection.Emit.MetadataSignatureHelper:GetConstructorSignature(System.Reflection.ParameterInfo[],System.Reflection.Emit.ModuleBuilderImpl):System.Reflection.Metadata.BlobBuilder (FullOpts)
 ; ============================================================

-2 (-1.59 % of base) - System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,byte):this

 ; Assembly listing for method System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,byte):this (FullOpts)
 ; Emitting BLENDED_CODE for x64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 3 single block inlinees; 1 inlinees without PGO data
+; 0 inlinees with PGO data; 2 single block inlinees; 1 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T01] (  4,  4   )     ref  ->  rbx         this class-hnd single-def <System.Reflection.Emit.ILGeneratorImpl>
 ;* V01 arg1         [V01    ] (  0,  0   )  struct ( 8) zero-ref    do-not-enreg[SF] single-def <System.Reflection.Emit.OpCode>
 ;  V02 arg2         [V02,T04] (  3,  3   )   ubyte  ->  r15         single-def
 ;# V03 OutArgs      [V03    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
-;  V04 tmp1         [V04,T00] (  6, 11   )     ref  ->  rbx         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V05 tmp2         [V05    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;  V06 tmp3         [V06,T03] (  6,  5.50)     int  ->  r14         "Inline stloc first use temp"
-;* V07 tmp4         [V07    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;  V08 tmp5         [V08,T02] (  3,  6   )     ref  ->  rax         single-def "arr expr"
-;  V09 rat0         [V09,T05] (  3,  3   )    long  ->  rsi         "V01.rsi"
+;  V04 tmp1         [V04,T00] (  5,  9   )     ref  ->  rbx         class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
+;  V05 tmp2         [V05,T02] (  3,  6   )     ref  ->  r14         class-hnd single-def "impAppendStmt" <byte[]>
+;  V06 tmp3         [V06,T03] (  6,  5.50)     int  ->  r13         "Inline stloc first use temp"
+;  V07 cse0         [V07,T05] (  3,  3   )     ref  ->  rdi         "CSE #01: aggressive"
+;  V08 rat0         [V08,T06] (  3,  3   )    long  ->  rsi         "V01.rsi"
 ;
-; Lcl frame size = 8
+; Lcl frame size = 0
 
 G_M18450_IG01:
        push     rbp
        push     r15
        push     r14
+       push     r13
        push     rbx
-       push     rax
        lea      rbp, [rsp+0x20]
        mov      rbx, rdi
        mov      r15d, edx
-						;; size=18 bbWeight=1 PerfScore 6.00
+						;; size=19 bbWeight=1 PerfScore 6.00
 G_M18450_IG02:
        mov      rdi, rbx
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Emit.ILGeneratorImpl:EmitOpcode(System.Reflection.Emit.OpCode):this
        call     [rax]System.Reflection.Emit.ILGeneratorImpl:EmitOpcode(System.Reflection.Emit.OpCode):this
        mov      rbx, gword ptr [rbx+0x18]
-       mov      r14d, dword ptr [rbx+0x1C]
        mov      rdi, gword ptr [rbx+0x10]
+       mov      r14, rdi
+       mov      r13d, dword ptr [rbx+0x1C]
        mov      edi, dword ptr [rdi+0x08]
        dec      edi
        movsxd   rdi, edi
-       mov      esi, r14d
+       mov      esi, r13d
        cmp      rdi, rsi
        jge      SHORT G_M18450_IG04
-						;; size=43 bbWeight=1 PerfScore 13.50
+						;; size=46 bbWeight=1 PerfScore 13.75
 G_M18450_IG03:
        mov      rdi, rbx
        mov      esi, 1
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      r14d, r14d
+       xor      r13d, r13d
 						;; size=23 bbWeight=0.50 PerfScore 2.00
 G_M18450_IG04:
-       lea      eax, [r14+0x01]
+       lea      eax, [r13+0x01]
        mov      dword ptr [rbx+0x1C], eax
-       mov      rax, gword ptr [rbx+0x10]
-       cmp      r14d, dword ptr [rax+0x08]
+       cmp      r13d, dword ptr [r14+0x08]
        jae      SHORT G_M18450_IG06
-       mov      ecx, r14d
-       mov      byte  ptr [rax+rcx+0x10], r15b
-						;; size=25 bbWeight=1 PerfScore 8.75
+       mov      eax, r13d
+       mov      byte  ptr [r14+rax+0x10], r15b
+						;; size=21 bbWeight=1 PerfScore 6.75
 G_M18450_IG05:
-       add      rsp, 8
        pop      rbx
+       pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
-						;; size=11 bbWeight=1 PerfScore 3.25
+						;; size=9 bbWeight=1 PerfScore 3.50
 G_M18450_IG06:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 126, prolog size 12, PerfScore 33.50, instruction count 40, allocated bytes for code 126 (MethodHash=fca7b7ed) for method System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,byte):this (FullOpts)
+; Total bytes of code 124, prolog size 13, PerfScore 32.00, instruction count 40, allocated bytes for code 124 (MethodHash=fca7b7ed) for method System.Reflection.Emit.ILGeneratorImpl:Emit(System.Reflection.Emit.OpCode,byte):this (FullOpts)
 ; ============================================================

-2 (-1.87 % of base) - System.Reflection.Metadata.BlobBuilder:WriteByte(byte):this

 ; Assembly listing for method System.Reflection.Metadata.BlobBuilder:WriteByte(byte):this (FullOpts)
 ; Emitting BLENDED_CODE for x64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 2 single block inlinees; 1 inlinees without 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,  6.50)     ref  ->  rbx         this class-hnd single-def <System.Reflection.Metadata.BlobBuilder>
+;  V00 this         [V00,T00] (  6,  5.50)     ref  ->  rbx         this class-hnd single-def <System.Reflection.Metadata.BlobBuilder>
 ;  V01 arg1         [V01,T03] (  3,  3   )   ubyte  ->  r15         single-def
-;* V02 loc0         [V02    ] (  0,  0   )     int  ->  zero-ref   
-;# V03 OutArgs      [V03    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
-;  V04 tmp1         [V04,T02] (  6,  5.50)     int  ->  r14         "Inline stloc first use temp"
-;* V05 tmp2         [V05    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;  V06 tmp3         [V06,T01] (  3,  6   )     ref  ->  rax         single-def "arr expr"
+;# V02 OutArgs      [V02    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
+;  V03 tmp1         [V03,T01] (  3,  6   )     ref  ->  r14         class-hnd single-def "impAppendStmt" <byte[]>
+;  V04 tmp2         [V04,T02] (  6,  5.50)     int  ->  r13         "Inline stloc first use temp"
+;  V05 cse0         [V05,T04] (  3,  3   )     ref  ->  rdi         "CSE #01: aggressive"
 ;
-; Lcl frame size = 8
+; Lcl frame size = 0
 
 G_M1123_IG01:
        push     rbp
        push     r15
        push     r14
+       push     r13
        push     rbx
-       push     rax
        lea      rbp, [rsp+0x20]
        mov      rbx, rdi
        mov      r15d, esi
-						;; size=18 bbWeight=1 PerfScore 6.00
+						;; size=19 bbWeight=1 PerfScore 6.00
 G_M1123_IG02:
-       mov      r14d, dword ptr [rbx+0x1C]
        mov      rdi, gword ptr [rbx+0x10]
+       mov      r14, rdi
+       mov      r13d, dword ptr [rbx+0x1C]
        mov      edi, dword ptr [rdi+0x08]
        dec      edi
        movsxd   rdi, edi
-       mov      esi, r14d
+       mov      esi, r13d
        cmp      rdi, rsi
        jge      SHORT G_M1123_IG04
-						;; size=24 bbWeight=1 PerfScore 8.00
+						;; size=27 bbWeight=1 PerfScore 8.25
 G_M1123_IG03:
        mov      rdi, rbx
        mov      esi, 1
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      r14d, r14d
+       xor      r13d, r13d
 						;; size=23 bbWeight=0.50 PerfScore 2.00
 G_M1123_IG04:
-       lea      eax, [r14+0x01]
+       lea      eax, [r13+0x01]
        mov      dword ptr [rbx+0x1C], eax
-       mov      rax, gword ptr [rbx+0x10]
-       cmp      r14d, dword ptr [rax+0x08]
+       cmp      r13d, dword ptr [r14+0x08]
        jae      SHORT G_M1123_IG06
-       mov      ecx, r14d
-       mov      byte  ptr [rax+rcx+0x10], r15b
-						;; size=25 bbWeight=1 PerfScore 8.75
+       mov      eax, r13d
+       mov      byte  ptr [r14+rax+0x10], r15b
+						;; size=21 bbWeight=1 PerfScore 6.75
 G_M1123_IG05:
-       add      rsp, 8
        pop      rbx
+       pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
-						;; size=11 bbWeight=1 PerfScore 3.25
+						;; size=9 bbWeight=1 PerfScore 3.50
 G_M1123_IG06:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 107, prolog size 12, PerfScore 28.00, instruction count 36, allocated bytes for code 107 (MethodHash=679ffb9c) for method System.Reflection.Metadata.BlobBuilder:WriteByte(byte):this (FullOpts)
+; Total bytes of code 105, prolog size 13, PerfScore 26.50, instruction count 36, allocated bytes for code 105 (MethodHash=679ffb9c) for method System.Reflection.Metadata.BlobBuilder:WriteByte(byte):this (FullOpts)
 ; ============================================================

-2 (-1.87 % of base) - System.Reflection.Metadata.BlobBuilder:WriteSByte(sbyte):this

 ; Assembly listing for method System.Reflection.Metadata.BlobBuilder:WriteSByte(sbyte):this (FullOpts)
 ; Emitting BLENDED_CODE for x64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 3 single block inlinees; 1 inlinees without PGO data
+; 0 inlinees with PGO data; 2 single block inlinees; 1 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 this         [V00,T00] (  7,  6.50)     ref  ->  rbx         this class-hnd single-def <System.Reflection.Metadata.BlobBuilder>
+;  V00 this         [V00,T00] (  6,  5.50)     ref  ->  rbx         this class-hnd single-def <System.Reflection.Metadata.BlobBuilder>
 ;  V01 arg1         [V01,T03] (  3,  3   )    byte  ->  r15         single-def
 ;# V02 OutArgs      [V02    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
-;* V03 tmp1         [V03    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;  V03 tmp1         [V03,T01] (  3,  6   )     ref  ->  r14         class-hnd single-def "impAppendStmt" <byte[]>
 ;* V04 tmp2         [V04    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V05 tmp3         [V05,T02] (  6,  5.50)     int  ->  r14         "Inline stloc first use temp"
-;* V06 tmp4         [V06    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;* V07 tmp5         [V07    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V08 tmp6         [V08,T01] (  3,  6   )     ref  ->  rax         single-def "arr expr"
+;  V05 tmp3         [V05,T02] (  6,  5.50)     int  ->  r13         "Inline stloc first use temp"
+;  V06 cse0         [V06,T04] (  3,  3   )     ref  ->  rdi         "CSE #01: aggressive"
 ;
-; Lcl frame size = 8
+; Lcl frame size = 0
 
 G_M4483_IG01:
        push     rbp
        push     r15
        push     r14
+       push     r13
        push     rbx
-       push     rax
        lea      rbp, [rsp+0x20]
        mov      rbx, rdi
        mov      r15d, esi
-						;; size=18 bbWeight=1 PerfScore 6.00
+						;; size=19 bbWeight=1 PerfScore 6.00
 G_M4483_IG02:
-       mov      r14d, dword ptr [rbx+0x1C]
        mov      rdi, gword ptr [rbx+0x10]
+       mov      r14, rdi
+       mov      r13d, dword ptr [rbx+0x1C]
        mov      edi, dword ptr [rdi+0x08]
        dec      edi
        movsxd   rdi, edi
-       mov      esi, r14d
+       mov      esi, r13d
        cmp      rdi, rsi
        jge      SHORT G_M4483_IG04
-						;; size=24 bbWeight=1 PerfScore 8.00
+						;; size=27 bbWeight=1 PerfScore 8.25
 G_M4483_IG03:
        mov      rdi, rbx
        mov      esi, 1
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      r14d, r14d
+       xor      r13d, r13d
 						;; size=23 bbWeight=0.50 PerfScore 2.00
 G_M4483_IG04:
-       lea      eax, [r14+0x01]
+       lea      eax, [r13+0x01]
        mov      dword ptr [rbx+0x1C], eax
-       mov      rax, gword ptr [rbx+0x10]
-       cmp      r14d, dword ptr [rax+0x08]
+       cmp      r13d, dword ptr [r14+0x08]
        jae      SHORT G_M4483_IG06
-       mov      ecx, r14d
-       mov      byte  ptr [rax+rcx+0x10], r15b
-						;; size=25 bbWeight=1 PerfScore 8.75
+       mov      eax, r13d
+       mov      byte  ptr [r14+rax+0x10], r15b
+						;; size=21 bbWeight=1 PerfScore 6.75
 G_M4483_IG05:
-       add      rsp, 8
        pop      rbx
+       pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
-						;; size=11 bbWeight=1 PerfScore 3.25
+						;; size=9 bbWeight=1 PerfScore 3.50
 G_M4483_IG06:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 107, prolog size 12, PerfScore 28.00, instruction count 36, allocated bytes for code 107 (MethodHash=677bee7c) for method System.Reflection.Metadata.BlobBuilder:WriteSByte(sbyte):this (FullOpts)
+; Total bytes of code 105, prolog size 13, PerfScore 26.50, instruction count 36, allocated bytes for code 105 (MethodHash=677bee7c) for method System.Reflection.Metadata.BlobBuilder:WriteSByte(sbyte):this (FullOpts)
 ; ============================================================

-2 (-1.00 % of base) - System.Reflection.Metadata.BlobBuilder:WriteUserString(System.String):this

 ; Assembly listing for method System.Reflection.Metadata.BlobBuilder:WriteUserString(System.String):this (FullOpts)
 ; Emitting BLENDED_CODE for x64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 5 single block inlinees; 1 inlinees without PGO data
+; 0 inlinees with PGO data; 4 single block inlinees; 1 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 this         [V00,T00] (  9,  8.50)     ref  ->  rbx         this class-hnd single-def <System.Reflection.Metadata.BlobBuilder>
+;  V00 this         [V00,T00] (  8,  7.50)     ref  ->  rbx         this class-hnd single-def <System.Reflection.Metadata.BlobBuilder>
 ;  V01 arg1         [V01,T01] (  6,  6   )     ref  ->  r15         class-hnd single-def <System.String>
 ;# V02 OutArgs      [V02    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;* V03 tmp1         [V03    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
 ;* V04 tmp2         [V04    ] (  0,  0   )     int  ->  zero-ref    "Inlining Arg"
-;* V05 tmp3         [V05    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;  V05 tmp3         [V05,T02] (  3,  6   )     ref  ->  r14         class-hnd single-def "impAppendStmt" <byte[]>
 ;  V06 tmp4         [V06,T04] (  2,  4   )   ubyte  ->  r15         "Inlining Arg"
-;  V07 tmp5         [V07,T03] (  6,  5.50)     int  ->  r14         "Inline stloc first use temp"
-;* V08 tmp6         [V08    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;  V09 tmp7         [V09,T02] (  3,  6   )     ref  ->  rdi         single-def "arr expr"
+;  V07 tmp5         [V07,T03] (  6,  5.50)     int  ->  r13         "Inline stloc first use temp"
+;  V08 cse0         [V08,T05] (  3,  3   )     ref  ->  rdi         "CSE #01: aggressive"
 ;
-; Lcl frame size = 8
+; Lcl frame size = 0
 
 G_M11545_IG01:
        push     rbp
        push     r15
        push     r14
+       push     r13
        push     rbx
-       push     rax
        lea      rbp, [rsp+0x20]
        mov      rbx, rdi
        mov      r15, rsi
-						;; size=18 bbWeight=1 PerfScore 6.00
+						;; size=19 bbWeight=1 PerfScore 6.00
 G_M11545_IG02:
        test     r15, r15
        je       G_M11545_IG06
        mov      esi, dword ptr [r15+0x08]
        lea      esi, [2*rsi+0x01]
        mov      rdi, rbx
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobWriterImpl:WriteCompressedInteger(System.Reflection.Metadata.BlobBuilder,uint)
        call     [rax]System.Reflection.Metadata.BlobWriterImpl:WriteCompressedInteger(System.Reflection.Metadata.BlobBuilder,uint)
        mov      rdi, rbx
        mov      rsi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:WriteUTF16(System.String):this
        call     [rax]System.Reflection.Metadata.BlobBuilder:WriteUTF16(System.String):this
        mov      rdi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.BlobUtilities:GetUserStringTrailingByte(System.String):byte
        call     [rax]System.Reflection.BlobUtilities:GetUserStringTrailingByte(System.String):byte
        mov      r15d, eax
-       mov      r14d, dword ptr [rbx+0x1C]
        mov      rdi, gword ptr [rbx+0x10]
+       mov      r14, rdi
+       mov      r13d, dword ptr [rbx+0x1C]
        mov      edi, dword ptr [rdi+0x08]
        dec      edi
        movsxd   rdi, edi
-       mov      esi, r14d
+       mov      esi, r13d
        cmp      rdi, rsi
        jge      SHORT G_M11545_IG04
-						;; size=95 bbWeight=1 PerfScore 22.75
+						;; size=98 bbWeight=1 PerfScore 23.00
 G_M11545_IG03:
        mov      rdi, rbx
        mov      esi, 1
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      r14d, r14d
+       xor      r13d, r13d
 						;; size=23 bbWeight=0.50 PerfScore 2.00
 G_M11545_IG04:
-       lea      edi, [r14+0x01]
+       lea      edi, [r13+0x01]
        mov      dword ptr [rbx+0x1C], edi
-       mov      rdi, gword ptr [rbx+0x10]
-       cmp      r14d, dword ptr [rdi+0x08]
+       cmp      r13d, dword ptr [r14+0x08]
        jae      SHORT G_M11545_IG07
-       mov      eax, r14d
-       mov      byte  ptr [rdi+rax+0x10], r15b
-						;; size=25 bbWeight=1 PerfScore 8.75
+       mov      edi, r13d
+       mov      byte  ptr [r14+rdi+0x10], r15b
+						;; size=21 bbWeight=1 PerfScore 6.75
 G_M11545_IG05:
-       add      rsp, 8
        pop      rbx
+       pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
-						;; size=11 bbWeight=1 PerfScore 3.25
+						;; size=9 bbWeight=1 PerfScore 3.50
 G_M11545_IG06:
        mov      rdi, 0xD1FFAB1E      ; 'value'
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Throw:ArgumentNull(System.String)
        call     [rax]System.Reflection.Throw:ArgumentNull(System.String)
        int3     
 						;; size=23 bbWeight=0 PerfScore 0.00
 G_M11545_IG07:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 201, prolog size 12, PerfScore 42.75, instruction count 55, allocated bytes for code 201 (MethodHash=0b31d2e6) for method System.Reflection.Metadata.BlobBuilder:WriteUserString(System.String):this (FullOpts)
+; Total bytes of code 199, prolog size 13, PerfScore 41.25, instruction count 55, allocated bytes for code 199 (MethodHash=0b31d2e6) for method System.Reflection.Metadata.BlobBuilder:WriteUserString(System.String):this (FullOpts)
 ; ============================================================

-2 (-1.64 % of base) - System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:ClassOrValue(bool):this

 ; Assembly listing for method System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:ClassOrValue(bool):this (FullOpts)
 ; Emitting BLENDED_CODE for x64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
-; 0 inlinees with PGO data; 4 single block inlinees; 1 inlinees without PGO data
+; 0 inlinees with PGO data; 3 single block inlinees; 1 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 this         [V00,T03] (  3,  3   )   byref  ->  rdi         this single-def
-;  V01 arg1         [V01,T04] (  3,  3   )   ubyte  ->  rsi         single-def
+;  V00 this         [V00,T02] (  3,  3   )   byref  ->  rdi         this single-def
+;  V01 arg1         [V01,T03] (  3,  3   )   ubyte  ->  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   )     ref  ->  zero-ref   
-;  V04 tmp2         [V04,T01] (  6,  5.50)     ref  ->  rbx         single-def
-;  V05 tmp3         [V05,T05] (  2,  2   )     int  ->  r15        
+;  V04 tmp2         [V04,T04] (  5,  4.50)     ref  ->  rbx         single-def
+;  V05 tmp3         [V05,T06] (  2,  2   )     int  ->  r15        
 ;* V06 tmp4         [V06    ] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "Inlining Arg" <System.Reflection.Metadata.BlobBuilder>
-;* V07 tmp5         [V07    ] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;  V07 tmp5         [V07,T00] (  3,  6   )     ref  ->  r14         class-hnd single-def "impAppendStmt" <byte[]>
 ;* V08 tmp6         [V08    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V09 tmp7         [V09,T02] (  6,  5.50)     int  ->  r14         "Inline stloc first use temp"
-;* V10 tmp8         [V10    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <byte[]>
-;* V11 tmp9         [V11    ] (  0,  0   )   ubyte  ->  zero-ref    "Inlining Arg"
-;  V12 tmp10        [V12,T00] (  3,  6   )     ref  ->  rax         single-def "arr expr"
+;  V09 tmp7         [V09,T01] (  6,  5.50)     int  ->  r13         "Inline stloc first use temp"
+;  V10 cse0         [V10,T05] (  3,  3   )     ref  ->  rdi         "CSE #01: aggressive"
 ;
-; Lcl frame size = 8
+; Lcl frame size = 0
 
 G_M29075_IG01:
        push     rbp
        push     r15
        push     r14
+       push     r13
        push     rbx
-       push     rax
        lea      rbp, [rsp+0x20]
-						;; size=12 bbWeight=1 PerfScore 5.50
+						;; size=13 bbWeight=1 PerfScore 5.50
 G_M29075_IG02:
        mov      rbx, gword ptr [rdi]
        mov      r15d, 17
        mov      edi, 18
        test     sil, sil
        cmove    r15d, edi
-       mov      r14d, dword ptr [rbx+0x1C]
        mov      rdi, gword ptr [rbx+0x10]
+       mov      r14, rdi
+       mov      r13d, dword ptr [rbx+0x1C]
        mov      edi, dword ptr [rdi+0x08]
        dec      edi
        movsxd   rdi, edi
-       mov      esi, r14d
+       mov      esi, r13d
        cmp      rdi, rsi
        jge      SHORT G_M29075_IG04
-						;; size=45 bbWeight=1 PerfScore 11.00
+						;; size=48 bbWeight=1 PerfScore 11.25
 G_M29075_IG03:
        mov      rdi, rbx
        mov      esi, 1
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.Metadata.BlobBuilder:Expand(int):this
        call     [rax]System.Reflection.Metadata.BlobBuilder:Expand(int):this
-       xor      r14d, r14d
+       xor      r13d, r13d
 						;; size=23 bbWeight=0.50 PerfScore 2.00
 G_M29075_IG04:
-       lea      eax, [r14+0x01]
+       lea      eax, [r13+0x01]
        mov      dword ptr [rbx+0x1C], eax
-       mov      rax, gword ptr [rbx+0x10]
-       cmp      r14d, dword ptr [rax+0x08]
+       cmp      r13d, dword ptr [r14+0x08]
        jae      SHORT G_M29075_IG06
-       mov      ecx, r14d
-       mov      byte  ptr [rax+rcx+0x10], r15b
-						;; size=25 bbWeight=1 PerfScore 8.75
+       mov      eax, r13d
+       mov      byte  ptr [r14+rax+0x10], r15b
+						;; size=21 bbWeight=1 PerfScore 6.75
 G_M29075_IG05:
-       add      rsp, 8
        pop      rbx
+       pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
-						;; size=11 bbWeight=1 PerfScore 3.25
+						;; size=9 bbWeight=1 PerfScore 3.50
 G_M29075_IG06:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 122, prolog size 12, PerfScore 30.50, instruction count 39, allocated bytes for code 122 (MethodHash=01848e6c) for method System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:ClassOrValue(bool):this (FullOpts)
+; Total bytes of code 120, prolog size 13, PerfScore 29.00, instruction count 39, allocated bytes for code 120 (MethodHash=01848e6c) for method System.Reflection.Metadata.Ecma335.SignatureTypeEncoder:ClassOrValue(bool):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/b6733498349eb7d33697c82013112385

[MihuBot]

@EgorBo

[EgorBo]

Seems like size regression are due to the wrapper methods being smalled & inlined