[JitDiff X64] [EgorBo] [experiment] Fold String.Concat

[MihuBot]

Job completed in 16 minutes 58 seconds (remote runner delay: 1 minute 16 seconds).
dotnet/runtime#129659
Using arguments: -nuget -dependsOn https://github.com/MihaZupan/runtime/tree/revert-test-3
Main commit: dotnet/runtime@f5a2d69
PR commit: EgorBo/runtime-1@af94797

Diffs

Found 86 files with textual diffs.

Summary of Code Size diffs:
(Lower is better)

Total bytes of base: 50362207
Total bytes of diff: 50361971
Total bytes of delta: -236 (-0.00 % of base)
Total relative delta: -0.23
    diff is an improvement.
    relative diff is an improvement.


Top file improvements (bytes):
        -167 : System.Private.Xml.dasm (-0.00 % of base)
         -35 : System.Private.CoreLib.dasm (-0.00 % of base)
         -34 : System.Data.Common.dasm (-0.00 % of base)

3 total files with Code Size differences (3 improved, 0 regressed), 258 unchanged.

Top method improvements (bytes):
         -74 (-3.78 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationILGen:GenerateSerializerContract(System.Xml.Serialization.XmlMapping[],System.Type[],System.String,System.String[],System.String,System.String[],System.Collections.Generic.Dictionary`2[System.String,System.String]):this (FullOpts)
         -48 (-1.24 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationWriterCodeGen:WriteEnumAndArrayTypes():this (FullOpts)
         -45 (-3.05 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationReaderCodeGen:WriteCreateCollection(System.Xml.Serialization.TypeDesc,System.String):this (FullOpts)
         -34 (-10.56 % of base) : System.Data.Common.dasm - System.Data.SimpleType:IsPlainString():bool:this (FullOpts)
         -19 (-1.59 % of base) : System.Private.CoreLib.dasm - System.Globalization.DateTimeFormatInfoScanner:AddDateWordOrPostfix(System.String,System.String):this (FullOpts)
         -16 (-2.32 % of base) : System.Private.CoreLib.dasm - System.Globalization.DateTimeFormatInfoScanner:ScanDateWord(System.String):this (FullOpts)

Top method improvements (percentages):
         -34 (-10.56 % of base) : System.Data.Common.dasm - System.Data.SimpleType:IsPlainString():bool:this (FullOpts)
         -74 (-3.78 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationILGen:GenerateSerializerContract(System.Xml.Serialization.XmlMapping[],System.Type[],System.String,System.String[],System.String,System.String[],System.Collections.Generic.Dictionary`2[System.String,System.String]):this (FullOpts)
         -45 (-3.05 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationReaderCodeGen:WriteCreateCollection(System.Xml.Serialization.TypeDesc,System.String):this (FullOpts)
         -16 (-2.32 % of base) : System.Private.CoreLib.dasm - System.Globalization.DateTimeFormatInfoScanner:ScanDateWord(System.String):this (FullOpts)
         -19 (-1.59 % of base) : System.Private.CoreLib.dasm - System.Globalization.DateTimeFormatInfoScanner:AddDateWordOrPostfix(System.String,System.String):this (FullOpts)
         -48 (-1.24 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationWriterCodeGen:WriteEnumAndArrayTypes():this (FullOpts)

6 total methods with Code Size differences (6 improved, 0 regressed), 338444 unchanged.

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

Artifacts:

• PackageList.json (223 B)
• diff-frameworks.txt (3 KB)
• LongDiffsImprovements.md (213 KB)
• ShortDiffsImprovements.md (50 KB)
• jit-diffs-pr.7z (51 MB)
• jit-diffs-main.7z (51 MB)

[MihuBot]

Top method improvements

-74 (-3.78 % of base) - System.Xml.Serialization.XmlSerializationILGen:GenerateSerializerContract(System.Xml.Serialization.XmlMapping[],System.Type[],System.String,System.String[],System.String,System.String[],System.Collections.Generic.Dictionary`2[System.String,System.String]):this

 ; Assembly listing for method System.Xml.Serialization.XmlSerializationILGen:GenerateSerializerContract(System.Xml.Serialization.XmlMapping[],System.Type[],System.String,System.String[],System.String,System.String[],System.Collections.Generic.Dictionary`2[System.String,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; 37 single block inlinees; 26 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 this         [V00,T00] ( 35, 35   )     ref  ->  rbx         this class-hnd single-def <System.Xml.Serialization.XmlSerializationILGen>
 ;  V01 arg1         [V01,T07] (  5,  5   )     ref  ->  r15         class-hnd single-def <System.Xml.Serialization.XmlMapping[]>
-;  V02 arg2         [V02,T31] (  3,  3   )     ref  ->  [rbp-0x38]  class-hnd single-def <System.Type[]>
-;  V03 arg3         [V03,T29] (  4,  3   )     ref  ->  r14         class-hnd single-def <System.String>
-;  V04 arg4         [V04,T32] (  3,  3   )     ref  ->  [rbp-0x40]  class-hnd single-def <System.String[]>
-;  V05 arg5         [V05,T30] (  4,  3   )     ref  ->  r13         class-hnd single-def <System.String>
+;  V02 arg2         [V02,T30] (  3,  3   )     ref  ->  [rbp-0x40]  class-hnd single-def <System.Type[]>
+;  V03 arg3         [V03,T28] (  4,  3   )     ref  ->  r14         class-hnd single-def <System.String>
+;  V04 arg4         [V04,T31] (  3,  3   )     ref  ->  [rbp-0x48]  class-hnd single-def <System.String[]>
+;  V05 arg5         [V05,T29] (  4,  3   )     ref  ->  r13         class-hnd single-def <System.String>
 ;  V06 arg6         [V06,T53] (  1,  1   )     ref  ->  [rbp+0x10]  class-hnd single-def <System.String[]>
 ;  V07 arg7         [V07,T48] (  2,  2   )     ref  ->  [rbp+0x18]  class-hnd single-def <System.Collections.Generic.Dictionary`2[System.String,System.String]>
-;  V08 loc0         [V08,T01] ( 14, 14   )     ref  ->  [rbp-0x48]  class-hnd spill-single-def <System.Reflection.Emit.TypeBuilder>
-;  V09 loc1         [V09,T33] (  4,  4   )     ref  ->  rax         class-hnd <System.Reflection.ConstructorInfo>
+;  V08 loc0         [V08,T01] ( 14, 14   )     ref  ->  [rbp-0x50]  class-hnd spill-single-def <System.Reflection.Emit.TypeBuilder>
+;  V09 loc1         [V09,T32] (  4,  4   )     ref  ->  rax         class-hnd <System.Reflection.ConstructorInfo>
 ;  V10 loc2         [V10,T49] (  2,  2   )     ref  ->  r13         class-hnd single-def <System.Reflection.Emit.FieldBuilder>
 ;  V11 loc3         [V11,T50] (  2,  2   )     ref  ->  r12         class-hnd single-def <System.Reflection.Emit.FieldBuilder>
-;  V12 loc4         [V12,T51] (  2,  2   )     ref  ->  [rbp-0x50]  class-hnd spill-single-def <System.Reflection.Emit.FieldBuilder>
+;  V12 loc4         [V12,T51] (  2,  2   )     ref  ->  [rbp-0x58]  class-hnd spill-single-def <System.Reflection.Emit.FieldBuilder>
 ;  V13 loc5         [V13,T52] (  2,  2   )     ref  ->  r15         class-hnd single-def <System.Reflection.ConstructorInfo>
-;  V14 loc6         [V14,T34] (  4,  4   )     ref  ->  r15         class-hnd single-def <System.Reflection.TypeInfo>
+;  V14 loc6         [V14,T33] (  4,  4   )     ref  ->  r15         class-hnd single-def <System.Reflection.TypeInfo>
 ;  V15 OutArgs      [V15    ] (  1,  1   )  struct (32) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <UNNAMED>
-;  V16 tmp1         [V16,T09] (  3,  6   )     ref  ->  [rbp-0x58]  class-hnd exact spill-single-def "NewObj constructor temp" <System.Xml.Serialization.CodeGenerator>
-;  V17 tmp2         [V17,T10] (  3,  6   )     ref  ->  [rbp-0x60]  class-hnd spill-single-def "impAppendStmt" <System.Reflection.Emit.PropertyBuilder>
-;  V18 tmp3         [V18,T02] (  7, 14   )     ref  ->  [rbp-0x68]  class-hnd exact spill-single-def "impAppendStmt" <System.Xml.Serialization.CodeGenerator>
+;  V16 tmp1         [V16,T08] (  3,  6   )     ref  ->  [rbp-0x60]  class-hnd exact spill-single-def "NewObj constructor temp" <System.Xml.Serialization.CodeGenerator>
+;  V17 tmp2         [V17,T09] (  3,  6   )     ref  ->  [rbp-0x68]  class-hnd spill-single-def "impAppendStmt" <System.Reflection.Emit.PropertyBuilder>
+;  V18 tmp3         [V18,T02] (  7, 14   )     ref  ->  [rbp-0x70]  class-hnd exact spill-single-def "impAppendStmt" <System.Xml.Serialization.CodeGenerator>
 ;* V19 tmp4         [V19    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact single-def "impAppendStmt" <System.RuntimeType>
-;  V20 tmp5         [V20,T11] (  3,  6   )     ref  ->  r12         class-hnd exact single-def "NewObj constructor temp" <System.Xml.Serialization.CodeGenerator>
-;  V21 tmp6         [V21,T12] (  3,  6   )     ref  ->  r12         class-hnd single-def "impAppendStmt" <System.Reflection.Emit.PropertyBuilder>
-;  V22 tmp7         [V22,T03] (  7, 14   )     ref  ->  [rbp-0x70]  class-hnd exact spill-single-def "impAppendStmt" <System.Xml.Serialization.CodeGenerator>
+;  V20 tmp5         [V20,T10] (  3,  6   )     ref  ->  r12         class-hnd exact single-def "NewObj constructor temp" <System.Xml.Serialization.CodeGenerator>
+;  V21 tmp6         [V21,T11] (  3,  6   )     ref  ->  r12         class-hnd single-def "impAppendStmt" <System.Reflection.Emit.PropertyBuilder>
+;  V22 tmp7         [V22,T03] (  7, 14   )     ref  ->  [rbp-0x78]  class-hnd exact spill-single-def "impAppendStmt" <System.Xml.Serialization.CodeGenerator>
 ;* V23 tmp8         [V23    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact single-def "impAppendStmt" <System.RuntimeType>
-;  V24 tmp9         [V24,T13] (  3,  6   )     ref  ->  [rbp-0x78]  class-hnd exact spill-single-def "NewObj constructor temp" <System.Xml.Serialization.CodeGenerator>
-;  V25 tmp10        [V25,T04] (  7, 14   )     ref  ->  [rbp-0x80]  class-hnd exact spill-single-def "impAppendStmt" <System.Xml.Serialization.CodeGenerator>
+;  V24 tmp9         [V24,T12] (  3,  6   )     ref  ->  [rbp-0x80]  class-hnd exact spill-single-def "NewObj constructor temp" <System.Xml.Serialization.CodeGenerator>
+;  V25 tmp10        [V25,T04] (  7, 14   )     ref  ->  [rbp-0x88]  class-hnd exact spill-single-def "impAppendStmt" <System.Xml.Serialization.CodeGenerator>
 ;* V26 tmp11        [V26    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact single-def "impAppendStmt" <System.RuntimeType>
-;  V27 tmp12        [V27,T14] (  3,  6   )     ref  ->  rbx         class-hnd single-def "non-inline candidate call" <System.Collections.Generic.Dictionary`2[System.String,System.Type]>
-;  V28 tmp13        [V28,T06] (  4,  8   )     ref  ->  [rbp-0x88]  class-hnd spill-single-def "Inlining Arg" <System.Reflection.Emit.ModuleBuilder>
+;  V27 tmp12        [V27,T13] (  3,  6   )     ref  ->  rbx         class-hnd single-def "non-inline candidate call" <System.Collections.Generic.Dictionary`2[System.String,System.Type]>
+;  V28 tmp13        [V28,T06] (  4,  8   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.ModuleBuilder>
 ;* V29 tmp14        [V29    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Type[]>
-;  V30 tmp15        [V30,T08] (  5,  7   )     ref  ->  rax         class-hnd exact single-def "Inlining Arg" <System.String>
-;* V31 tmp16        [V31    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Type[]>
-;* V32 tmp17        [V32,T57] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;* V33 tmp18        [V33    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;  V34 tmp19        [V34,T15] (  3,  6   )     ref  ->  [rbp-0x90]  class-hnd exact spill-single-def "Inlining Arg" <System.Type[]>
-;* V35 tmp20        [V35    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.String[]>
-;  V36 tmp21        [V36,T16] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.TypeBuilder>
-;* V37 tmp22        [V37    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;  V38 tmp23        [V38,T17] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.MethodBuilder>
-;* V39 tmp24        [V39    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Xml.Serialization.CodeGenerator>
-;* V40 tmp25        [V40    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Reflection.Emit.MethodBuilder>
-;  V41 tmp26        [V41,T35] (  4,  4   )     ref  ->  rdi         class-hnd single-def "Inline return value spill temp" <System.Type>
-;  V42 tmp27        [V42,T18] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Collections.Generic.Dictionary`2[System.String,System.Type]>
-;  V43 tmp28        [V43,T45] (  3,  3   )   byref  ->  rax         single-def "Inline stloc first use temp"
-;* V44 tmp29        [V44    ] (  0,  0   )     ref  ->  zero-ref    ld-addr-op class-hnd "Inline ldloca(s) first use temp" <System.Type>
+;* V30 tmp15        [V30    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Type[]>
+;* V31 tmp16        [V31    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
+;* V32 tmp17        [V32    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
+;  V33 tmp18        [V33,T14] (  3,  6   )     ref  ->  [rbp-0x90]  class-hnd exact spill-single-def "Inlining Arg" <System.Type[]>
+;* V34 tmp19        [V34    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.String[]>
+;  V35 tmp20        [V35,T15] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.TypeBuilder>
+;* V36 tmp21        [V36    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
+;  V37 tmp22        [V37,T16] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.MethodBuilder>
+;* V38 tmp23        [V38    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Xml.Serialization.CodeGenerator>
+;* V39 tmp24        [V39    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Reflection.Emit.MethodBuilder>
+;  V40 tmp25        [V40,T34] (  4,  4   )     ref  ->  rdi         class-hnd single-def "Inline return value spill temp" <System.Type>
+;  V41 tmp26        [V41,T17] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Collections.Generic.Dictionary`2[System.String,System.Type]>
+;  V42 tmp27        [V42,T45] (  3,  3   )   byref  ->  rax         single-def "Inline stloc first use temp"
+;* V43 tmp28        [V43    ] (  0,  0   )     ref  ->  zero-ref    ld-addr-op class-hnd "Inline ldloca(s) first use temp" <System.Type>
+;* V44 tmp29        [V44    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Type[]>
 ;* V45 tmp30        [V45    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Type[]>
-;* V46 tmp31        [V46    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Type[]>
-;  V47 tmp32        [V47,T38] (  2,  4   )     ref  ->   r8         class-hnd exact single-def "Inlining Arg" <System.Type[]>
-;* V48 tmp33        [V48,T54] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V49 tmp34        [V49    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Type>
-;* V50 tmp35        [V50    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;  V51 tmp36        [V51,T19] (  3,  6   )     ref  ->  [rbp-0x98]  class-hnd exact spill-single-def "Inlining Arg" <System.Type[]>
-;* V52 tmp37        [V52    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.String[]>
-;  V53 tmp38        [V53,T20] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.TypeBuilder>
-;* V54 tmp39        [V54    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;  V55 tmp40        [V55,T21] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.MethodBuilder>
-;* V56 tmp41        [V56    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Xml.Serialization.CodeGenerator>
-;* V57 tmp42        [V57    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Reflection.Emit.MethodBuilder>
-;  V58 tmp43        [V58,T36] (  4,  4   )     ref  ->  rdi         class-hnd single-def "Inline return value spill temp" <System.Type>
-;  V59 tmp44        [V59,T22] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Collections.Generic.Dictionary`2[System.String,System.Type]>
-;  V60 tmp45        [V60,T46] (  3,  3   )   byref  ->  rax         single-def "Inline stloc first use temp"
-;* V61 tmp46        [V61    ] (  0,  0   )     ref  ->  zero-ref    ld-addr-op class-hnd "Inline ldloca(s) first use temp" <System.Type>
+;  V46 tmp31        [V46,T38] (  2,  4   )     ref  ->   r8         class-hnd exact single-def "Inlining Arg" <System.Type[]>
+;* V47 tmp32        [V47,T54] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;* V48 tmp33        [V48    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Type>
+;* V49 tmp34        [V49    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
+;  V50 tmp35        [V50,T18] (  3,  6   )     ref  ->  [rbp-0x98]  class-hnd exact spill-single-def "Inlining Arg" <System.Type[]>
+;* V51 tmp36        [V51    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.String[]>
+;  V52 tmp37        [V52,T19] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.TypeBuilder>
+;* V53 tmp38        [V53    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
+;  V54 tmp39        [V54,T20] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.MethodBuilder>
+;* V55 tmp40        [V55    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Xml.Serialization.CodeGenerator>
+;* V56 tmp41        [V56    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Reflection.Emit.MethodBuilder>
+;  V57 tmp42        [V57,T35] (  4,  4   )     ref  ->  rdi         class-hnd single-def "Inline return value spill temp" <System.Type>
+;  V58 tmp43        [V58,T21] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Collections.Generic.Dictionary`2[System.String,System.Type]>
+;  V59 tmp44        [V59,T46] (  3,  3   )   byref  ->  rax         single-def "Inline stloc first use temp"
+;* V60 tmp45        [V60    ] (  0,  0   )     ref  ->  zero-ref    ld-addr-op class-hnd "Inline ldloca(s) first use temp" <System.Type>
+;* V61 tmp46        [V61    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Type[]>
 ;* V62 tmp47        [V62    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Type[]>
-;* V63 tmp48        [V63    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Type[]>
-;  V64 tmp49        [V64,T39] (  2,  4   )     ref  ->   r8         class-hnd exact single-def "Inlining Arg" <System.Type[]>
-;* V65 tmp50        [V65,T55] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V66 tmp51        [V66    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Type>
+;  V63 tmp48        [V63,T39] (  2,  4   )     ref  ->   r8         class-hnd exact single-def "Inlining Arg" <System.Type[]>
+;* V64 tmp49        [V64,T55] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;* V65 tmp50        [V65    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Type>
+;* V66 tmp51        [V66    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Type[]>
 ;* V67 tmp52        [V67    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Type[]>
-;* V68 tmp53        [V68    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.Type[]>
-;  V69 tmp54        [V69,T40] (  2,  4   )     ref  ->   r8         class-hnd exact single-def "Inlining Arg" <System.Type[]>
-;* V70 tmp55        [V70,T56] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
-;* V71 tmp56        [V71    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Type>
-;  V72 tmp57        [V72,T23] (  3,  6   )     ref  ->  r14         class-hnd exact single-def "Inlining Arg" <System.Type[]>
-;* V73 tmp58        [V73    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.String[]>
-;  V74 tmp59        [V74,T24] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.TypeBuilder>
-;* V75 tmp60        [V75    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;  V76 tmp61        [V76,T25] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.MethodBuilder>
-;  V77 tmp62        [V77,T41] (  2,  4   )     ref  ->  rsi         class-hnd exact single-def "Inlining Arg" <System.String>
-;  V78 tmp63        [V78,T26] (  3,  6   )     ref  ->  rdi         single-def "argument with side effect"
-;  V79 tmp64        [V79,T42] (  2,  4   )     int  ->  rcx         "argument with side effect"
-;  V80 tmp65        [V80,T27] (  3,  6   )     ref  ->  rdi         single-def "argument with side effect"
-;  V81 tmp66        [V81,T43] (  2,  4   )     int  ->  rcx         "argument with side effect"
-;  V82 tmp67        [V82,T28] (  3,  6   )     ref  ->  rdi         single-def "argument with side effect"
-;  V83 tmp68        [V83,T44] (  2,  4   )     int  ->  rcx         "argument with side effect"
-;  V84 cse0         [V84,T47] (  3,  3   )    long  ->  [rbp-0x30]  spill-single-def "CSE #05: conservative"
-;  V85 cse1         [V85,T05] (  8,  8   )     ref  ->  [rbp-0xA0]  spill-single-def "CSE #01: moderate"
-;  V86 cse2         [V86,T37] (  4,  4   )     ref  ->  [rbp-0xA8]  spill-single-def "CSE #07: conservative"
+;  V68 tmp53        [V68,T40] (  2,  4   )     ref  ->   r8         class-hnd exact single-def "Inlining Arg" <System.Type[]>
+;* V69 tmp54        [V69,T56] (  0,  0   )     int  ->  zero-ref    "Inline stloc first use temp"
+;* V70 tmp55        [V70    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inlining Arg" <System.Type>
+;  V71 tmp56        [V71,T22] (  3,  6   )     ref  ->  r14         class-hnd exact single-def "Inlining Arg" <System.Type[]>
+;* V72 tmp57        [V72    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "Inlining Arg" <System.String[]>
+;  V73 tmp58        [V73,T23] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.TypeBuilder>
+;* V74 tmp59        [V74    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
+;  V75 tmp60        [V75,T24] (  3,  6   )     ref  ->  rdi         class-hnd single-def "Inlining Arg" <System.Reflection.Emit.MethodBuilder>
+;  V76 tmp61        [V76,T41] (  2,  4   )     ref  ->  rsi         class-hnd exact single-def "Inlining Arg" <System.String>
+;  V77 tmp62        [V77,T25] (  3,  6   )     ref  ->  rdi         single-def "argument with side effect"
+;  V78 tmp63        [V78,T42] (  2,  4   )     int  ->  rcx         "argument with side effect"
+;  V79 tmp64        [V79,T26] (  3,  6   )     ref  ->  rdi         single-def "argument with side effect"
+;  V80 tmp65        [V80,T43] (  2,  4   )     int  ->  rcx         "argument with side effect"
+;  V81 tmp66        [V81,T27] (  3,  6   )     ref  ->  rdi         single-def "argument with side effect"
+;  V82 tmp67        [V82,T44] (  2,  4   )     int  ->  rcx         "argument with side effect"
+;  V83 cse0         [V83,T47] (  3,  3   )    long  ->  [rbp-0x30]  spill-single-def "CSE #06: conservative"
+;  V84 cse1         [V84,T05] (  8,  8   )     ref  ->  [rbp-0xA0]  spill-single-def "CSE #02: moderate"
+;  V85 cse2         [V85,T36] (  4,  4   )     ref  ->  [rbp-0xA8]  spill-single-def "CSE #08: moderate"
+;  V86 cse3         [V86,T37] (  4,  4   )    long  ->  [rbp-0x38]  spill-single-def "CSE #04: moderate"
 ;
 ; Lcl frame size = 168
 
 G_M21127_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        sub      rsp, 168
        lea      rbp, [rsp+0xD0]
-       mov      gword ptr [rbp-0x38], rdx
-       mov      gword ptr [rbp-0x40], r8
+       mov      gword ptr [rbp-0x40], rdx
+       mov      gword ptr [rbp-0x48], r8
        mov      rbx, rdi
        mov      r15, rsi
        mov      r14, rcx
        mov      r13, r9
 						;; size=45 bbWeight=1 PerfScore 9.75
 G_M21127_IG02:
-       mov      rdx, gword ptr [rbx+0x60]
-       mov      gword ptr [rbp-0x88], rdx
-       mov      rdi, 0xD1FFAB1E      ; 'Microsoft.Xml.Serialization.GeneratedAssembly.'
-       mov      rsi, 0xD1FFAB1E      ; 'XmlSerializerContract'
-       mov      r8, 0xD1FFAB1E      ; code for System.String:Concat(System.String,System.String):System.String
-       call     [r8]System.String:Concat(System.String,System.String):System.String
-       mov      r10, gword ptr [rbp-0x88]
-       cmp      byte  ptr [r10], r10b
-       test     rax, rax
-       je       G_M21127_IG23
-						;; size=63 bbWeight=1 PerfScore 11.00
-G_M21127_IG03:
-       cmp      dword ptr [rax+0x08], 0
-       je       G_M21127_IG23
-						;; size=10 bbWeight=0.50 PerfScore 1.50
-G_M21127_IG04:
+       mov      rdi, gword ptr [rbx+0x60]
+       cmp      byte  ptr [rdi], dil
        xor      r8d, r8d
        mov      dword ptr [rsp], r8d
        mov      r8, 0xD1FFAB1E      ; const ptr
        mov      r11, gword ptr [r8]
        mov      gword ptr [rbp-0xA0], r11
        mov      r8, r11
-       mov      rdi, r10
-       mov      rsi, rax
+       mov      rsi, 0xD1FFAB1E      ; 'Microsoft.Xml.Serialization.GeneratedAssembly.XmlSerializerCont'
        mov      edx, 0xD1FFAB1E
        mov      rcx, 0xD1FFAB1E      ; 'System.Xml.Serialization.XmlSerializerImplementation'
        xor      r9d, r9d
-       mov      rax, qword ptr [r10]
-       mov      rax, qword ptr [rax+0x68]
-       call     [rax+0x08]System.Reflection.Emit.ModuleBuilder:DefineTypeCore(System.String,int,System.Type,System.Type[],int,int):System.Reflection.Emit.TypeBuilder:this
-       mov      gword ptr [rbp-0x48], rax
-       mov      rdi, 0xD1FFAB1E      ; System.Xml.Serialization.CodeGenerator
+       mov      r10, qword ptr [rdi]
+       mov      r10, qword ptr [r10+0x68]
+       call     [r10+0x08]System.Reflection.Emit.ModuleBuilder:DefineTypeCore(System.String,int,System.Type,System.Type[],int,int):System.Reflection.Emit.TypeBuilder:this
+       mov      gword ptr [rbp-0x50], rax
+       mov      rcx, 0xD1FFAB1E      ; System.Xml.Serialization.CodeGenerator
+       mov      qword ptr [rbp-0x38], rcx
+       mov      rdi, rcx
        call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x58], rax
+       mov      gword ptr [rbp-0x60], rax
        mov      rdi, rax
-       mov      rsi, gword ptr [rbp-0x48]
+       mov      rsi, gword ptr [rbp-0x50]
        mov      rcx, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:.ctor(System.Reflection.Emit.TypeBuilder):this
        call     [rcx]System.Xml.Serialization.CodeGenerator:.ctor(System.Reflection.Emit.TypeBuilder):this
        lea      rdi, bword ptr [rbx+0x70]
-       mov      rsi, gword ptr [rbp-0x58]
+       mov      rsi, gword ptr [rbp-0x60]
        call     CORINFO_HELP_ASSIGN_REF
        xor      rdi, rdi
        mov      gword ptr [rsp], rdi
-						;; size=125 bbWeight=1 PerfScore 24.50
-G_M21127_IG05:
+						;; size=144 bbWeight=1 PerfScore 29.50
+G_M21127_IG03:
        mov      gword ptr [rsp+0x08], rdi
 						;; size=5 bbWeight=1 PerfScore 1.00
-G_M21127_IG06:
+G_M21127_IG04:
        mov      gword ptr [rsp+0x10], rdi
 						;; size=5 bbWeight=1 PerfScore 1.00
-G_M21127_IG07:
+G_M21127_IG05:
        mov      gword ptr [rsp+0x18], rdi
-       mov      rdi, gword ptr [rbp-0x48]
+       mov      rdi, gword ptr [rbp-0x50]
        mov      rsi, 0xD1FFAB1E      ; 'Reader'
        xor      edx, edx
        xor      ecx, ecx
        mov      r8, 0xD1FFAB1E      ; 'System.Xml.Serialization.XmlSerializationReader'
        xor      r9, r9
        mov      rax, qword ptr [rdi]
        mov      rax, qword ptr [rax+0xD0]
        mov      qword ptr [rbp-0x30], rax
        call     [rax+0x38]System.Reflection.Emit.TypeBuilder:DefinePropertyCore(System.String,int,int,System.Type,System.Type[],System.Type[],System.Type[],System.Type[][],System.Type[][]):System.Reflection.Emit.PropertyBuilder:this
-       mov      gword ptr [rbp-0x60], rax
+       mov      gword ptr [rbp-0x68], rax
        mov      r10, gword ptr [rbx+0x70]
-       mov      gword ptr [rbp-0x68], r10
+       mov      gword ptr [rbp-0x70], r10
        mov      r11, gword ptr [rbp-0xA0]
        mov      r9, r11
        mov      gword ptr [rbp-0x90], r9
        mov      rdi, gword ptr [r10+0x08]
        xor      rsi, rsi
        mov      gword ptr [rsp], rsi
        mov      gword ptr [rsp+0x08], r9
 						;; size=97 bbWeight=1 PerfScore 21.75
-G_M21127_IG08:
+G_M21127_IG06:
        mov      gword ptr [rsp+0x10], rsi
 						;; size=5 bbWeight=1 PerfScore 1.00
-G_M21127_IG09:
+G_M21127_IG07:
        mov      gword ptr [rsp+0x18], rsi
        mov      rsi, 0xD1FFAB1E      ; 'get_Reader'
        mov      edx, 0x8C6
        mov      ecx, 1
        mov      r8, 0xD1FFAB1E      ; 'System.Xml.Serialization.XmlSerializationReader'
        xor      r9, r9
        mov      r12, qword ptr [rdi]
        mov      r12, qword ptr [r12+0xD0]
        call     [r12+0x18]System.Reflection.Emit.TypeBuilder:DefineMethodCore(System.String,int,int,System.Type,System.Type[],System.Type[],System.Type[],System.Type[][],System.Type[][]):System.Reflection.Emit.MethodBuilder:this
        mov      rsi, rax
-       mov      r12, gword ptr [rbp-0x68]
+       mov      r12, gword ptr [rbp-0x70]
        lea      rdi, bword ptr [r12+0x10]
        call     CORINFO_HELP_ASSIGN_REF
        mov      rdi, gword ptr [r12+0x10]
        mov      esi, 64
        mov      rax, qword ptr [rdi]
        mov      rax, qword ptr [rax+0x70]
        call     [rax+0x08]System.Reflection.Emit.MethodBuilder:GetILGeneratorCore(int):System.Reflection.Emit.ILGenerator:this
        mov      rsi, rax
        lea      rdi, bword ptr [r12+0x18]
        call     CORINFO_HELP_ASSIGN_REF
        mov      rdi, gword ptr [r12+0x10]
        mov      rax, qword ptr [rdi]
        mov      rax, qword ptr [rax+0x50]
        call     [rax+0x20]System.Reflection.MethodBase:get_Attributes():int:this
        test     al, 16
        setne    cl
        movzx    rcx, cl
        mov      rdx, 0xD1FFAB1E      ; const ptr
        mov      rax, gword ptr [rdx]
        mov      gword ptr [rbp-0xA8], rax
        mov      rdx, rax
        mov      rsi, gword ptr [rbp-0x90]
        mov      rdi, r12
        mov      r8, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:InitILGeneration(System.Type[],System.String[],bool):this
        call     [r8]System.Xml.Serialization.CodeGenerator:InitILGeneration(System.Type[],System.String[],bool):this
        mov      rsi, gword ptr [rbx+0x70]
        mov      rsi, gword ptr [rsi+0x10]
-       mov      rdi, gword ptr [rbp-0x60]
+       mov      rdi, gword ptr [rbp-0x68]
        mov      rax, qword ptr [rdi]
        mov      rax, qword ptr [rax+0x68]
        call     [rax]System.Reflection.Emit.PropertyBuilder:SetGetMethodCore(System.Reflection.Emit.MethodBuilder):this
        mov      rdi, gword ptr [rbx+0x18]
 						;; size=198 bbWeight=1 PerfScore 55.00
-G_M21127_IG10:
+G_M21127_IG08:
        cmp      byte  ptr [rdi], dil
        mov      rsi, r14
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.Dictionary`2[System.__Canon,System.__Canon]:FindValue(System.__Canon):byref:this
        call     [rax]System.Collections.Generic.Dictionary`2[System.__Canon,System.__Canon]:FindValue(System.__Canon):byref:this
        test     rax, rax
-       je       G_M21127_IG24
+       je       G_M21127_IG21
        mov      rdi, gword ptr [rax]
        cmp      byte  ptr [rdi], dil
        mov      r14, gword ptr [rbp-0xA0]
        mov      r8, r14
        mov      esi, 52
        xor      rdx, rdx
        mov      ecx, 3
        xor      r9, r9
        mov      rax, qword ptr [rdi]
        mov      rax, qword ptr [rax+0x78]
        call     [rax+0x38]System.Type:GetConstructorImpl(int,System.Reflection.Binder,int,System.Type[],System.Reflection.ParameterModifier[]):System.Reflection.ConstructorInfo:this
        mov      rdi, gword ptr [rbx+0x70]
        mov      rsi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:New(System.Reflection.ConstructorInfo):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:New(System.Reflection.ConstructorInfo):this
        mov      rdi, gword ptr [rbx+0x70]
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:EndMethod():System.Reflection.Emit.MethodBuilder:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:EndMethod():System.Reflection.Emit.MethodBuilder:this
-       mov      rdi, 0xD1FFAB1E      ; System.Xml.Serialization.CodeGenerator
+       mov      rdi, qword ptr [rbp-0x38]
        call     CORINFO_HELP_NEWSFAST
        mov      r12, rax
        mov      rdi, r12
-       mov      rsi, gword ptr [rbp-0x48]
+       mov      rsi, gword ptr [rbp-0x50]
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:.ctor(System.Reflection.Emit.TypeBuilder):this
        call     [rax]System.Xml.Serialization.CodeGenerator:.ctor(System.Reflection.Emit.TypeBuilder):this
        lea      rdi, bword ptr [rbx+0x70]
        mov      rsi, r12
        call     CORINFO_HELP_ASSIGN_REF
        xor      rdi, rdi
        mov      gword ptr [rsp], rdi
-						;; size=162 bbWeight=1 PerfScore 43.75
-G_M21127_IG11:
+						;; size=156 bbWeight=1 PerfScore 44.50
+G_M21127_IG09:
        mov      gword ptr [rsp+0x08], rdi
 						;; size=5 bbWeight=1 PerfScore 1.00
-G_M21127_IG12:
+G_M21127_IG10:
        mov      gword ptr [rsp+0x10], rdi
 						;; size=5 bbWeight=1 PerfScore 1.00
-G_M21127_IG13:
+G_M21127_IG11:
        mov      gword ptr [rsp+0x18], rdi
-       mov      rdi, gword ptr [rbp-0x48]
+       mov      rdi, gword ptr [rbp-0x50]
        mov      rsi, 0xD1FFAB1E      ; 'Writer'
        xor      edx, edx
        xor      ecx, ecx
        mov      r8, 0xD1FFAB1E      ; 'System.Xml.Serialization.XmlSerializationWriter'
        xor      r9, r9
        mov      r12, qword ptr [rbp-0x30]
        call     [r12+0x38]System.Reflection.Emit.TypeBuilder:DefinePropertyCore(System.String,int,int,System.Type,System.Type[],System.Type[],System.Type[],System.Type[][],System.Type[][]):System.Reflection.Emit.PropertyBuilder:this
        mov      r12, rax
        mov      rax, gword ptr [rbx+0x70]
-       mov      gword ptr [rbp-0x70], rax
+       mov      gword ptr [rbp-0x78], rax
        mov      r10, r14
        mov      gword ptr [rbp-0x98], r10
        mov      rdi, gword ptr [rax+0x08]
        xor      rsi, rsi
        mov      gword ptr [rsp], rsi
        mov      gword ptr [rsp+0x08], r10
 						;; size=81 bbWeight=1 PerfScore 16.00
-G_M21127_IG14:
+G_M21127_IG12:
        mov      gword ptr [rsp+0x10], rsi
 						;; size=5 bbWeight=1 PerfScore 1.00
-G_M21127_IG15:
+G_M21127_IG13:
        mov      gword ptr [rsp+0x18], rsi
        mov      rsi, 0xD1FFAB1E      ; 'get_Writer'
        mov      edx, 0x8C6
        mov      ecx, 1
        mov      r8, 0xD1FFAB1E      ; 'System.Xml.Serialization.XmlSerializationWriter'
        xor      r9, r9
        mov      r11, qword ptr [rdi]
        mov      r11, qword ptr [r11+0xD0]
        call     [r11+0x18]System.Reflection.Emit.TypeBuilder:DefineMethodCore(System.String,int,int,System.Type,System.Type[],System.Type[],System.Type[],System.Type[][],System.Type[][]):System.Reflection.Emit.MethodBuilder:this
        mov      rsi, rax
-       mov      rax, gword ptr [rbp-0x70]
+       mov      rax, gword ptr [rbp-0x78]
        lea      rdi, bword ptr [rax+0x10]
        call     CORINFO_HELP_ASSIGN_REF
-       mov      rax, gword ptr [rbp-0x70]
+       mov      rax, gword ptr [rbp-0x78]
        mov      rdi, gword ptr [rax+0x10]
        mov      esi, 64
        mov      rcx, qword ptr [rdi]
        mov      rcx, qword ptr [rcx+0x70]
        call     [rcx+0x08]System.Reflection.Emit.MethodBuilder:GetILGeneratorCore(int):System.Reflection.Emit.ILGenerator:this
        mov      rsi, rax
-       mov      rax, gword ptr [rbp-0x70]
+       mov      rax, gword ptr [rbp-0x78]
        lea      rdi, bword ptr [rax+0x18]
        call     CORINFO_HELP_ASSIGN_REF
-       mov      rax, gword ptr [rbp-0x70]
+       mov      rax, gword ptr [rbp-0x78]
        mov      rdi, gword ptr [rax+0x10]
        mov      rcx, qword ptr [rdi]
        mov      rcx, qword ptr [rcx+0x50]
        call     [rcx+0x20]System.Reflection.MethodBase:get_Attributes():int:this
        test     al, 16
        setne    cl
        movzx    rcx, cl
        mov      rdx, gword ptr [rbp-0xA8]
        mov      rsi, gword ptr [rbp-0x98]
-       mov      rdi, gword ptr [rbp-0x70]
+       mov      rdi, gword ptr [rbp-0x78]
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:InitILGeneration(System.Type[],System.String[],bool):this
        call     [rax]System.Xml.Serialization.CodeGenerator:InitILGeneration(System.Type[],System.String[],bool):this
        mov      rsi, gword ptr [rbx+0x70]
        mov      rsi, gword ptr [rsi+0x10]
        mov      rdi, r12
        mov      rax, qword ptr [r12]
        mov      rax, qword ptr [rax+0x68]
        call     [rax]System.Reflection.Emit.PropertyBuilder:SetGetMethodCore(System.Reflection.Emit.MethodBuilder):this
        mov      rdi, gword ptr [rbx+0x18]
 						;; size=188 bbWeight=1 PerfScore 55.50
-G_M21127_IG16:
+G_M21127_IG14:
        cmp      byte  ptr [rdi], dil
        mov      rsi, r13
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.Dictionary`2[System.__Canon,System.__Canon]:FindValue(System.__Canon):byref:this
        call     [rax]System.Collections.Generic.Dictionary`2[System.__Canon,System.__Canon]:FindValue(System.__Canon):byref:this
        test     rax, rax
-       je       G_M21127_IG25
+       je       G_M21127_IG22
        mov      rdi, gword ptr [rax]
        cmp      byte  ptr [rdi], dil
        mov      r8, r14
        mov      esi, 52
        xor      rdx, rdx
        mov      ecx, 3
        xor      r9, r9
        mov      rax, qword ptr [rdi]
        mov      rax, qword ptr [rax+0x78]
        call     [rax+0x38]System.Type:GetConstructorImpl(int,System.Reflection.Binder,int,System.Type[],System.Reflection.ParameterModifier[]):System.Reflection.ConstructorInfo:this
        mov      rdi, gword ptr [rbx+0x70]
        mov      rsi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:New(System.Reflection.ConstructorInfo):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:New(System.Reflection.ConstructorInfo):this
        mov      rdi, gword ptr [rbx+0x70]
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:EndMethod():System.Reflection.Emit.MethodBuilder:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:EndMethod():System.Reflection.Emit.MethodBuilder:this
        mov      rdi, rbx
        mov      r8, r15
-       mov      r9, gword ptr [rbp-0x48]
-       mov      rcx, gword ptr [rbp-0x40]
+       mov      r9, gword ptr [rbp-0x50]
+       mov      rcx, gword ptr [rbp-0x48]
        mov      rsi, 0xD1FFAB1E      ; 'readMethods'
        mov      rdx, 0xD1FFAB1E      ; 'ReadMethods'
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.XmlSerializationILGen:GeneratePublicMethods(System.String,System.String,System.String[],System.Xml.Serialization.XmlMapping[],System.Reflection.Emit.TypeBuilder):System.Reflection.Emit.FieldBuilder:this
        call     [rax]System.Xml.Serialization.XmlSerializationILGen:GeneratePublicMethods(System.String,System.String,System.String[],System.Xml.Serialization.XmlMapping[],System.Reflection.Emit.TypeBuilder):System.Reflection.Emit.FieldBuilder:this
        mov      r13, rax
        mov      rdi, rbx
        mov      r8, r15
-       mov      r9, gword ptr [rbp-0x48]
+       mov      r9, gword ptr [rbp-0x50]
        mov      rcx, gword ptr [rbp+0x10]
        mov      rsi, 0xD1FFAB1E      ; 'writeMethods'
        mov      rdx, 0xD1FFAB1E      ; 'WriteMethods'
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.XmlSerializationILGen:GeneratePublicMethods(System.String,System.String,System.String[],System.Xml.Serialization.XmlMapping[],System.Reflection.Emit.TypeBuilder):System.Reflection.Emit.FieldBuilder:this
        call     [rax]System.Xml.Serialization.XmlSerializationILGen:GeneratePublicMethods(System.String,System.String,System.String[],System.Xml.Serialization.XmlMapping[],System.Reflection.Emit.TypeBuilder):System.Reflection.Emit.FieldBuilder:this
        mov      r12, rax
        mov      rdi, rbx
        mov      rsi, gword ptr [rbp+0x18]
 						;; size=205 bbWeight=1 PerfScore 48.00
-G_M21127_IG17:
-       mov      rdx, gword ptr [rbp-0x48]
+G_M21127_IG15:
+       mov      rdx, gword ptr [rbp-0x50]
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.XmlSerializationILGen:GenerateTypedSerializers(System.Collections.Generic.Dictionary`2[System.String,System.String],System.Reflection.Emit.TypeBuilder):System.Reflection.Emit.FieldBuilder:this
        call     [rax]System.Xml.Serialization.XmlSerializationILGen:GenerateTypedSerializers(System.Collections.Generic.Dictionary`2[System.String,System.String],System.Reflection.Emit.TypeBuilder):System.Reflection.Emit.FieldBuilder:this
-       mov      gword ptr [rbp-0x50], rax
+       mov      gword ptr [rbp-0x58], rax
        mov      rdi, rbx
-       mov      rsi, gword ptr [rbp-0x38]
-       mov      rdx, gword ptr [rbp-0x48]
+       mov      rsi, gword ptr [rbp-0x40]
+       mov      rdx, gword ptr [rbp-0x50]
        mov      rcx, 0xD1FFAB1E      ; code for System.Xml.Serialization.XmlSerializationILGen:GenerateSupportedTypes(System.Type[],System.Reflection.Emit.TypeBuilder):this
        call     [rcx]System.Xml.Serialization.XmlSerializationILGen:GenerateSupportedTypes(System.Type[],System.Reflection.Emit.TypeBuilder):this
        mov      rdi, rbx
        mov      rsi, gword ptr [rbp+0x18]
        mov      rdx, r15
-       mov      rcx, gword ptr [rbp-0x48]
+       mov      rcx, gword ptr [rbp-0x50]
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.XmlSerializationILGen:GenerateGetSerializer(System.Collections.Generic.Dictionary`2[System.String,System.String],System.Xml.Serialization.XmlMapping[],System.Reflection.Emit.TypeBuilder):this
        call     [rax]System.Xml.Serialization.XmlSerializationILGen:GenerateGetSerializer(System.Collections.Generic.Dictionary`2[System.String,System.String],System.Xml.Serialization.XmlMapping[],System.Reflection.Emit.TypeBuilder):this
        mov      r8, r14
        mov      rdi, 0xD1FFAB1E      ; 'System.Xml.Serialization.XmlSerializerImplementation'
        mov      esi, 52
        xor      rdx, rdx
        mov      ecx, 3
        xor      r9, r9
        mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetConstructorImpl(int,System.Reflection.Binder,int,System.Type[],System.Reflection.ParameterModifier[]):System.Reflection.ConstructorInfo:this
        call     [rax]System.RuntimeType:GetConstructorImpl(int,System.Reflection.Binder,int,System.Type[],System.Reflection.ParameterModifier[]):System.Reflection.ConstructorInfo:this
        mov      r15, rax
-       mov      rdi, 0xD1FFAB1E      ; System.Xml.Serialization.CodeGenerator
+       mov      rdi, qword ptr [rbp-0x38]
        call     CORINFO_HELP_NEWSFAST
-       mov      gword ptr [rbp-0x78], rax
+       mov      gword ptr [rbp-0x80], rax
        mov      rdi, rax
-       mov      rsi, gword ptr [rbp-0x48]
+       mov      rsi, gword ptr [rbp-0x50]
        mov      rcx, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:.ctor(System.Reflection.Emit.TypeBuilder):this
        call     [rcx]System.Xml.Serialization.CodeGenerator:.ctor(System.Reflection.Emit.TypeBuilder):this
        lea      rdi, bword ptr [rbx+0x70]
-       mov      rsi, gword ptr [rbp-0x78]
+       mov      rsi, gword ptr [rbp-0x80]
        call     CORINFO_HELP_ASSIGN_REF
        mov      rax, gword ptr [rbx+0x70]
-       mov      gword ptr [rbp-0x80], rax
+       mov      gword ptr [rbp-0x88], rax
        mov      rdi, gword ptr [rax+0x08]
        xor      rsi, rsi
        mov      gword ptr [rsp], rsi
        mov      gword ptr [rsp+0x08], r14
-						;; size=186 bbWeight=1 PerfScore 38.00
-G_M21127_IG18:
+						;; size=183 bbWeight=1 PerfScore 38.75
+G_M21127_IG16:
        mov      gword ptr [rsp+0x10], rsi
 						;; size=5 bbWeight=1 PerfScore 1.00
-G_M21127_IG19:
+G_M21127_IG17:
        mov      gword ptr [rsp+0x18], rsi
        mov      rsi, 0xD1FFAB1E      ; '.ctor'
        mov      edx, 0x1886
        mov      ecx, 1
        mov      r8, 0xD1FFAB1E      ; 'System.Void'
        xor      r9, r9
        mov      r10, qword ptr [rdi]
        mov      r10, qword ptr [r10+0xD0]
        call     [r10+0x18]System.Reflection.Emit.TypeBuilder:DefineMethodCore(System.String,int,int,System.Type,System.Type[],System.Type[],System.Type[],System.Type[][],System.Type[][]):System.Reflection.Emit.MethodBuilder:this
        mov      rsi, rax
-       mov      rax, gword ptr [rbp-0x80]
+       mov      rax, gword ptr [rbp-0x88]
        lea      rdi, bword ptr [rax+0x10]
        call     CORINFO_HELP_ASSIGN_REF
-       mov      rax, gword ptr [rbp-0x80]
+       mov      rax, gword ptr [rbp-0x88]
        mov      rdi, gword ptr [rax+0x10]
        mov      esi, 64
        mov      rcx, qword ptr [rdi]
        mov      rcx, qword ptr [rcx+0x70]
        call     [rcx+0x08]System.Reflection.Emit.MethodBuilder:GetILGeneratorCore(int):System.Reflection.Emit.ILGenerator:this
        mov      rsi, rax
-       mov      rax, gword ptr [rbp-0x80]
+       mov      rax, gword ptr [rbp-0x88]
        lea      rdi, bword ptr [rax+0x18]
        call     CORINFO_HELP_ASSIGN_REF
-       mov      rax, gword ptr [rbp-0x80]
+       mov      rax, gword ptr [rbp-0x88]
        mov      rdi, gword ptr [rax+0x10]
        mov      rcx, qword ptr [rdi]
        mov      rcx, qword ptr [rcx+0x50]
        call     [rcx+0x20]System.Reflection.MethodBase:get_Attributes():int:this
        test     al, 16
        setne    cl
        movzx    rcx, cl
        mov      rdx, gword ptr [rbp-0xA8]
        mov      rsi, r14
-       mov      rdi, gword ptr [rbp-0x80]
+       mov      rdi, gword ptr [rbp-0x88]
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:InitILGeneration(System.Type[],System.String[],bool):this
        call     [rax]System.Xml.Serialization.CodeGenerator:InitILGeneration(System.Type[],System.String[],bool):this
        mov      rdi, gword ptr [rbx+0x70]
        xor      esi, esi
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:Ldarg(int):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:Ldarg(int):this
        mov      rdi, gword ptr [rbx+0x70]
        xor      rsi, rsi
-						;; size=185 bbWeight=1 PerfScore 51.25
-G_M21127_IG20:
+						;; size=200 bbWeight=1 PerfScore 51.25
+G_M21127_IG18:
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:Load(System.Object):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:Load(System.Object):this
        mov      rdi, gword ptr [rbx+0x70]
        mov      rsi, r13
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:StoreMember(System.Reflection.MemberInfo):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:StoreMember(System.Reflection.MemberInfo):this
        mov      rdi, gword ptr [rbx+0x70]
        xor      esi, esi
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:Ldarg(int):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:Ldarg(int):this
        mov      rdi, gword ptr [rbx+0x70]
        xor      rsi, rsi
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:Load(System.Object):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:Load(System.Object):this
        mov      rdi, gword ptr [rbx+0x70]
        mov      rsi, r12
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:StoreMember(System.Reflection.MemberInfo):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:StoreMember(System.Reflection.MemberInfo):this
        mov      rdi, gword ptr [rbx+0x70]
        xor      esi, esi
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:Ldarg(int):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:Ldarg(int):this
        mov      rdi, gword ptr [rbx+0x70]
        xor      rsi, rsi
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:Load(System.Object):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:Load(System.Object):this
        mov      rdi, gword ptr [rbx+0x70]
-       mov      rsi, gword ptr [rbp-0x50]
+       mov      rsi, gword ptr [rbp-0x58]
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:StoreMember(System.Reflection.MemberInfo):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:StoreMember(System.Reflection.MemberInfo):this
        mov      rdi, gword ptr [rbx+0x70]
        xor      esi, esi
 						;; size=164 bbWeight=1 PerfScore 60.75
-G_M21127_IG21:
+G_M21127_IG19:
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:Ldarg(int):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:Ldarg(int):this
        mov      rdi, gword ptr [rbx+0x70]
        mov      rsi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:Call(System.Reflection.ConstructorInfo):this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:Call(System.Reflection.ConstructorInfo):this
        mov      rdi, gword ptr [rbx+0x70]
        mov      rax, 0xD1FFAB1E      ; code for System.Xml.Serialization.CodeGenerator:EndMethod():System.Reflection.Emit.MethodBuilder:this
        cmp      dword ptr [rdi], edi
        call     [rax]System.Xml.Serialization.CodeGenerator:EndMethod():System.Reflection.Emit.MethodBuilder:this
-       mov      rdi, gword ptr [rbp-0x48]
+       mov      rdi, gword ptr [rbp-0x50]
        mov      rax, qword ptr [rdi]
        mov      rax, qword ptr [rax+0xC8]
        call     [rax+0x20]System.Reflection.Emit.TypeBuilder:CreateTypeInfoCore():System.Reflection.TypeInfo:this
        mov      r15, rax
        mov      rbx, gword ptr [rbx+0x18]
        mov      rdi, r15
        mov      rax, qword ptr [r15]
        mov      rax, qword ptr [rax+0x40]
        call     [rax+0x30]System.Reflection.MemberInfo:get_Name():System.String:this
        mov      rsi, rax
        cmp      byte  ptr [rbx], bl
        mov      rdi, rbx
        mov      rdx, r15
        mov      ecx, 2
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Generic.Dictionary`2[System.__Canon,System.__Canon]:TryInsert(System.__Canon,System.__Canon,byte):bool:this
        call     [rax]System.Collections.Generic.Dictionary`2[System.__Canon,System.__Canon]:TryInsert(System.__Canon,System.__Canon,byte):bool:this
        nop      
 						;; size=119 bbWeight=1 PerfScore 44.00
-G_M21127_IG22:
+G_M21127_IG20:
        add      rsp, 168
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=18 bbWeight=1 PerfScore 4.25
-G_M21127_IG23:
-       mov      rdi, rax
-       mov      rsi, 0xD1FFAB1E      ; 'name'
-       mov      rax, 0xD1FFAB1E      ; code for System.ArgumentException:ThrowNullOrEmptyException(System.String,System.String)
-       call     [rax]System.ArgumentException:ThrowNullOrEmptyException(System.String,System.String)
-       int3     
-						;; size=26 bbWeight=0 PerfScore 0.00
-G_M21127_IG24:
+G_M21127_IG21:
        mov      rsi, r14
        mov      rdi, 0xD1FFAB1E      ; System.ThrowHelper:ThrowKeyNotFoundException[System.String](System.String)
        mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowKeyNotFoundException[System.__Canon](System.__Canon)
        call     [rax]System.ThrowHelper:ThrowKeyNotFoundException[System.__Canon](System.__Canon)
        int3     
 						;; size=26 bbWeight=0 PerfScore 0.00
-G_M21127_IG25:
+G_M21127_IG22:
        mov      rsi, r13
        mov      rdi, 0xD1FFAB1E      ; System.ThrowHelper:ThrowKeyNotFoundException[System.String](System.String)
        mov      rax, 0xD1FFAB1E      ; code for System.ThrowHelper:ThrowKeyNotFoundException[System.__Canon](System.__Canon)
        call     [rax]System.ThrowHelper:ThrowKeyNotFoundException[System.__Canon](System.__Canon)
        int3     
 						;; size=26 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 1959, prolog size 45, PerfScore 492.00, instruction count 444, allocated bytes for code 1959 (MethodHash=0b89ad78) for method System.Xml.Serialization.XmlSerializationILGen:GenerateSerializerContract(System.Xml.Serialization.XmlMapping[],System.Type[],System.String,System.String[],System.String,System.String[],System.Collections.Generic.Dictionary`2[System.String,System.String]):this (FullOpts)
+; Total bytes of code 1885, prolog size 45, PerfScore 486.00, instruction count 430, allocated bytes for code 1885 (MethodHash=0b89ad78) for method System.Xml.Serialization.XmlSerializationILGen:GenerateSerializerContract(System.Xml.Serialization.XmlMapping[],System.Type[],System.String,System.String[],System.String,System.String[],System.Collections.Generic.Dictionary`2[System.String,System.String]):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/f08e1cd65d041890db494095a89815eb

[MihuBot]

@EgorBo

[MihaZupan]

I broke the Nuget part rn, Copilot lied to me