[X64] [Sergio0694] Intrinsify typeof(T).GetGenericTypeDefinition()

Job completed in 15 minutes.
dotnet/runtime#103528

Diffs

Found 264 files with textual diffs.

Summary of Code Size diffs:
(Lower is better)

Total bytes of base: 41358797
Total bytes of diff: 41357896
Total bytes of delta: -901 (-0.00 % of base)
Total relative delta: -1.70
    diff is an improvement.
    relative diff is an improvement.


Total byte diff includes -109 bytes from reconciling methods
	Base had    1 unique methods,      109 unique bytes
	Diff had    0 unique methods,        0 unique bytes

Top file regressions (bytes):
          74 : System.Private.DataContractSerialization.dasm (0.01 % of base)

Top file improvements (bytes):
        -438 : System.Text.Json.dasm (-0.03 % of base)
        -295 : System.Data.Common.dasm (-0.02 % of base)
        -242 : System.Private.Xml.dasm (-0.01 % of base)

4 total files with Code Size differences (3 improved, 1 regressed), 254 unchanged.

Top method regressions (bytes):
          74 (1.39 % of base) : System.Private.DataContractSerialization.dasm - System.Runtime.Serialization.DataContracts.CollectionDataContract:IsCollectionOrTryCreate(System.Type,ubyte,byref,byref,ubyte,ubyte):ubyte (FullOpts)

Top method improvements (bytes):
        -148 (-18.50 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Metadata.JsonTypeInfo:CreateJsonTypeInfo[System.Nullable`1[int]](System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Nullable`1[int]] (FullOpts)
        -148 (-18.50 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Metadata.JsonTypeInfo:CreateJsonTypeInfo[System.Numerics.Vector`1[float]](System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Numerics.Vector`1[float]] (FullOpts)
        -109 (-100.00 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.TypeScope:IsOptionalValue(System.Type):ubyte (FullOpts) (1 base, 0 diff methods)
         -79 (-30.38 % of base) : System.Data.Common.dasm - System.Data.DataRowExtensions+UnboxT`1[System.Nullable`1[int]]:<Create>g__CreateWhenDynamicCodeSupported|1_0():System.Func`2[System.Object,System.Nullable`1[int]] (FullOpts)
         -79 (-30.38 % of base) : System.Data.Common.dasm - System.Data.DataRowExtensions+UnboxT`1[System.Numerics.Vector`1[float]]:<Create>g__CreateWhenDynamicCodeSupported|1_0():System.Func`2[System.Object,System.Numerics.Vector`1[float]] (FullOpts)
         -75 (-12.71 % of base) : System.Data.Common.dasm - System.Data.DataRowExtensions+UnboxT`1[System.Numerics.Vector`1[float]]:NullableFieldUsingReflection(System.Object):System.Numerics.Vector`1[float] (FullOpts)
         -71 (-23.59 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.JsonConverter:CreateCastingConverter[System.Nullable`1[int]]():System.Text.Json.Serialization.JsonConverter`1[System.Nullable`1[int]]:this (FullOpts)
         -71 (-23.59 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.JsonConverter:CreateCastingConverter[System.Numerics.Vector`1[float]]():System.Text.Json.Serialization.JsonConverter`1[System.Numerics.Vector`1[float]]:this (FullOpts)
         -62 (-11.15 % of base) : System.Data.Common.dasm - System.Data.DataRowExtensions+UnboxT`1[System.Nullable`1[int]]:NullableFieldUsingReflection(System.Object):System.Nullable`1[int] (FullOpts)
         -48 (-0.52 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationReaderILGen:WriteLiteralStructMethod(System.Xml.Serialization.StructMapping):this (FullOpts)
         -46 (-1.54 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationReaderILGen:WriteEnumMethod(System.Xml.Serialization.EnumMapping):this (FullOpts)
         -39 (-0.90 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationWriterILGen:WriteEnumMethod(System.Xml.Serialization.EnumMapping):this (FullOpts)

Top method regressions (percentages):
          74 (1.39 % of base) : System.Private.DataContractSerialization.dasm - System.Runtime.Serialization.DataContracts.CollectionDataContract:IsCollectionOrTryCreate(System.Type,ubyte,byref,byref,ubyte,ubyte):ubyte (FullOpts)

Top method improvements (percentages):
        -109 (-100.00 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.TypeScope:IsOptionalValue(System.Type):ubyte (FullOpts) (1 base, 0 diff methods)
         -79 (-30.38 % of base) : System.Data.Common.dasm - System.Data.DataRowExtensions+UnboxT`1[System.Nullable`1[int]]:<Create>g__CreateWhenDynamicCodeSupported|1_0():System.Func`2[System.Object,System.Nullable`1[int]] (FullOpts)
         -79 (-30.38 % of base) : System.Data.Common.dasm - System.Data.DataRowExtensions+UnboxT`1[System.Numerics.Vector`1[float]]:<Create>g__CreateWhenDynamicCodeSupported|1_0():System.Func`2[System.Object,System.Numerics.Vector`1[float]] (FullOpts)
         -71 (-23.59 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.JsonConverter:CreateCastingConverter[System.Nullable`1[int]]():System.Text.Json.Serialization.JsonConverter`1[System.Nullable`1[int]]:this (FullOpts)
         -71 (-23.59 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.JsonConverter:CreateCastingConverter[System.Numerics.Vector`1[float]]():System.Text.Json.Serialization.JsonConverter`1[System.Numerics.Vector`1[float]]:this (FullOpts)
        -148 (-18.50 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Metadata.JsonTypeInfo:CreateJsonTypeInfo[System.Nullable`1[int]](System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Nullable`1[int]] (FullOpts)
        -148 (-18.50 % of base) : System.Text.Json.dasm - System.Text.Json.Serialization.Metadata.JsonTypeInfo:CreateJsonTypeInfo[System.Numerics.Vector`1[float]](System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Numerics.Vector`1[float]] (FullOpts)
         -75 (-12.71 % of base) : System.Data.Common.dasm - System.Data.DataRowExtensions+UnboxT`1[System.Numerics.Vector`1[float]]:NullableFieldUsingReflection(System.Object):System.Numerics.Vector`1[float] (FullOpts)
         -62 (-11.15 % of base) : System.Data.Common.dasm - System.Data.DataRowExtensions+UnboxT`1[System.Nullable`1[int]]:NullableFieldUsingReflection(System.Object):System.Nullable`1[int] (FullOpts)
         -46 (-1.54 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationReaderILGen:WriteEnumMethod(System.Xml.Serialization.EnumMapping):this (FullOpts)
         -39 (-0.90 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationWriterILGen:WriteEnumMethod(System.Xml.Serialization.EnumMapping):this (FullOpts)
         -48 (-0.52 % of base) : System.Private.Xml.dasm - System.Xml.Serialization.XmlSerializationReaderILGen:WriteLiteralStructMethod(System.Xml.Serialization.StructMapping):this (FullOpts)

13 total methods with Code Size differences (12 improved, 1 regressed), 252278 unchanged.

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

Artifacts:

Top method regressions

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

Larger list of diffs: https://gist.github.com/MihuBot/a771fac250ebab3c72b2a3f61fa4bb45

Top method improvements

-148 (-18.50 % of base) - System.Text.Json.Serialization.Metadata.JsonTypeInfo:CreateJsonTypeInfo[System.Nullable`1[int]](System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Nullable`1[int]]

 ; Assembly listing for method System.Text.Json.Serialization.Metadata.JsonTypeInfo:CreateJsonTypeInfo[System.Nullable`1[int]](System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Nullable`1[int]] (FullOpts)
 ; Emitting BLENDED_CODE for X86 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 3 single block inlinees; 12 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 arg0         [V00,T04] (  6,  5.50)     ref  ->  rbx         class-hnd single-def <System.Text.Json.JsonSerializerOptions>
+;  V00 arg0         [V00,T03] (  6,  5.50)     ref  ->  rbx         class-hnd single-def <System.Text.Json.JsonSerializerOptions>
 ;# V01 OutArgs      [V01    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
-;  V02 tmp1         [V02,T03] (  4,  8   )     ref  ->  r13         class-hnd exact single-def "NewObj constructor temp" <System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Nullable`1[int]]>
+;  V02 tmp1         [V02,T02] (  4,  8   )     ref  ->  r13         class-hnd exact single-def "NewObj constructor temp" <System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Nullable`1[int]]>
 ;* V03 tmp2         [V03    ] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "Inline return value spill temp" <System.Text.Json.Serialization.JsonConverter>
 ;  V04 tmp3         [V04,T01] ( 13, 10   )     ref  ->  r14         class-hnd "Inline stloc first use temp" <System.Text.Json.Serialization.JsonConverter>
 ;* V05 tmp4         [V05    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inline return value spill temp" <System.Text.Json.Serialization.JsonConverter>
-;  V06 tmp5         [V06,T05] (  4,  7   )     ref  ->  r14         class-hnd "Inlining Arg" <System.Text.Json.Serialization.JsonConverter>
+;  V06 tmp5         [V06,T04] (  4,  7   )     ref  ->  r14         class-hnd "Inlining Arg" <System.Text.Json.Serialization.JsonConverter>
 ;  V07 tmp6         [V07,T07] (  6,  3   )     ref  ->  r13         class-hnd single-def "Inline stloc first use temp" <System.Text.Json.Serialization.JsonConverterFactory>
 ;* V08 tmp7         [V08    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inline return value spill temp" <System.Text.Json.Serialization.JsonConverter>
-;  V09 tmp8         [V09,T11] (  4,  2   )     ref  ->  r14         class-hnd single-def "Inline stloc first use temp" <System.Text.Json.Serialization.JsonConverter>
-;  V10 tmp9         [V10,T16] (  2,  1   )   ubyte  ->  rax         "Inline return value spill temp"
-;  V11 tmp10        [V11,T00] ( 12, 13   )     ref  ->  r12         class-hnd single-def "Inlining Arg" <System.Type>
-;  V12 tmp11        [V12,T12] (  3,  2   )   ubyte  ->  rax         "Inline return value spill temp"
+;  V09 tmp8         [V09,T10] (  4,  2   )     ref  ->  r14         class-hnd single-def "Inline stloc first use temp" <System.Text.Json.Serialization.JsonConverter>
+;  V10 tmp9         [V10,T13] (  2,  1   )   ubyte  ->  rax         "Inline return value spill temp"
+;  V11 tmp10        [V11,T00] (  9, 12   )     ref  ->  r12         class-hnd single-def "Inlining Arg" <System.Type>
+;  V12 tmp11        [V12,T12] (  2,  2   )   ubyte  ->  rax         "Inline return value spill temp"
 ;* V13 tmp12        [V13    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;  V14 tmp13        [V14,T17] (  3,  1.50)   ubyte  ->  rax         "Inline return value spill temp"
+;  V14 tmp13        [V14,T14] (  3,  1.50)   ubyte  ->  rax         "Inline return value spill temp"
 ;* V15 tmp14        [V15    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "non-inline candidate call" <System.RuntimeType>
-;* V16 tmp15        [V16,T21] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;  V17 tmp16        [V17,T20] (  2,  1   )   ubyte  ->  rax         "Inline return value spill temp"
+;* V16 tmp15        [V16,T17] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
+;  V17 tmp16        [V17,T16] (  2,  1   )   ubyte  ->  rax         "Inline return value spill temp"
 ;* V18 tmp17        [V18    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact single-def "Inline stloc first use temp" <System.RuntimeType>
-;  V19 tmp18        [V19,T15] (  2,  2   )     int  ->  r12         "non-inline candidate call"
-;  V20 tmp19        [V20,T18] (  3,  1.50)   ubyte  ->  rax         "Inline return value spill temp"
+;* V19 tmp18        [V19    ] (  0,  0   )     int  ->  zero-ref    "non-inline candidate call"
+;* V20 tmp19        [V20,T18] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;  V21 tmp20        [V21,T06] (  5,  5   )     ref  ->  r13         class-hnd single-def "Inlining Arg" <System.Type>
-;  V22 tmp21        [V22,T08] (  3,  3   )     ref  ->  rax         single-def "arr expr"
-;  V23 tmp22        [V23,T13] (  2,  2   )     ref  ->  rsi         single-def "argument with side effect"
-;  V24 tmp23        [V24,T09] (  3,  3   )     ref  ->  rax         single-def "arr expr"
-;  V25 tmp24        [V25,T14] (  2,  2   )     ref  ->  rsi         single-def "argument with side effect"
-;  V26 tmp25        [V26,T22] (  2,  0   )     ref  ->  rdi         single-def "argument with side effect"
-;  V27 cse0         [V27,T19] (  3,  1.50)    long  ->  [rbp-0x30]  "CSE #06: moderate"
-;  V28 cse1         [V28,T10] (  3,  2.50)    long  ->  r13         "CSE #08: moderate"
-;  V29 cse2         [V29,T02] ( 14,  8   )     ref  ->  r15         "CSE #01: aggressive"
+;* V22 tmp21        [V22    ] (  0,  0   )     ref  ->  zero-ref    "arr expr"
+;* V23 tmp22        [V23    ] (  0,  0   )     ref  ->  zero-ref    "argument with side effect"
+;  V24 tmp23        [V24,T08] (  3,  3   )     ref  ->  rax         single-def "arr expr"
+;  V25 tmp24        [V25,T11] (  2,  2   )     ref  ->  rsi         single-def "argument with side effect"
+;  V26 tmp25        [V26,T19] (  2,  0   )     ref  ->  rdi         single-def "argument with side effect"
+;  V27 cse0         [V27,T15] (  3,  1.50)    long  ->  [rbp-0x30]  "CSE #04: moderate"
+;  V28 cse1         [V28,T09] (  3,  2.50)    long  ->  r13         "CSE #06: moderate"
+;  V29 cse2         [V29,T05] ( 11,  6.50)     ref  ->  r15         "CSE #01: aggressive"
 ;
 ; Lcl frame size = 8
 
 G_M62242_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        push     rax
        lea      rbp, [rsp+0x30]
        mov      rbx, rdi
 						;; size=19 bbWeight=1 PerfScore 7.75
 G_M62242_IG02:
        test     rbx, rbx
-       je       G_M62242_IG25
+       je       G_M62242_IG19
        mov      rdi, rbx
        mov      r15, 0xD1FFAB1E      ; 'System.Nullable`1[System.Int32]'
        mov      rsi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.JsonSerializerOptions:GetConverterFromList(System.Type):System.Text.Json.Serialization.JsonConverter:this
        call     [rax]System.Text.Json.JsonSerializerOptions:GetConverterFromList(System.Type):System.Text.Json.Serialization.JsonConverter:this
        mov      r14, rax
        test     r14, r14
        jne      SHORT G_M62242_IG04
 						;; size=45 bbWeight=1 PerfScore 6.75
 G_M62242_IG03:
        mov      rdi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.Serialization.Metadata.DefaultJsonTypeInfoResolver:GetBuiltInConverter(System.Type):System.Text.Json.Serialization.JsonConverter
        call     [rax]System.Text.Json.Serialization.Metadata.DefaultJsonTypeInfoResolver:GetBuiltInConverter(System.Type):System.Text.Json.Serialization.JsonConverter
        mov      r14, rax
 						;; size=18 bbWeight=0.50 PerfScore 1.88
 G_M62242_IG04:
        mov      rsi, r14
        mov      rdi, 0xD1FFAB1E      ; System.Text.Json.Serialization.JsonConverterFactory
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_ISINSTANCEOFCLASS
        call     [rax]CORINFO_HELP_ISINSTANCEOFCLASS
        mov      r13, rax
        test     r13, r13
        je       SHORT G_M62242_IG06
 						;; size=33 bbWeight=1 PerfScore 5.25
 G_M62242_IG05:
        mov      rdi, r13
        mov      rdx, rbx
        mov      rsi, r15
        mov      rax, qword ptr [r13]
        mov      rax, qword ptr [rax+0x60]
        call     [rax]System.Text.Json.Serialization.JsonConverterFactory:CreateConverter(System.Type,System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.JsonConverter:this
        mov      r14, rax
        test     r14, r14
-       je       G_M62242_IG21
+       je       G_M62242_IG15
        mov      rsi, r14
        mov      rdi, 0xD1FFAB1E      ; System.Text.Json.Serialization.JsonConverterFactory
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_ISINSTANCEOFCLASS
        call     [rax]CORINFO_HELP_ISINSTANCEOFCLASS
        test     rax, rax
-       jne      G_M62242_IG24
+       jne      G_M62242_IG18
 						;; size=65 bbWeight=0.50 PerfScore 7.12
 G_M62242_IG06:
        mov      rdi, r14
        mov      rax, qword ptr [r14]
        mov      r13, qword ptr [rax+0x40]
        call     [r13+0x20]System.Text.Json.Serialization.JsonConverter:get_Type():System.Type:this
        mov      r12, rax
-       mov      rdi, r15
-       mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetGenericTypeDefinition():System.Type:this
-       call     [rax]System.RuntimeType:GetGenericTypeDefinition():System.Type:this
-       mov      rdi, 0xD1FFAB1E      ; 'System.Nullable`1[T]'
-       cmp      rax, rdi
-       jne      SHORT G_M62242_IG08
-						;; size=47 bbWeight=1 PerfScore 12.50
-G_M62242_IG07:
-       mov      rdi, r12
-       mov      rax, 0xD1FFAB1E      ; code for System.Type:get_IsInterface():ubyte:this
-       cmp      dword ptr [rdi], edi
-       call     [rax]System.Type:get_IsInterface():ubyte:this
-       test     eax, eax
-       jne      SHORT G_M62242_IG09
-						;; size=21 bbWeight=0.50 PerfScore 3.88
-G_M62242_IG08:
        mov      rdi, r12
        mov      rsi, r15
        mov      rax, qword ptr [r12]
        mov      rax, qword ptr [rax+0xB0]
        call     [rax+0x20]System.Type:IsAssignableFrom(System.Type):ubyte:this
-       jmp      SHORT G_M62242_IG10
-						;; size=22 bbWeight=0.50 PerfScore 4.75
-G_M62242_IG09:
-       mov      rdi, r15
-       mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetGenericArguments():System.Type[]:this
-       call     [rax]System.RuntimeType:GetGenericArguments():System.Type[]:this
-       cmp      dword ptr [rax+0x08], 0
-       jbe      G_M62242_IG26
-       mov      rsi, gword ptr [rax+0x10]
-       mov      rdi, r12
-       mov      rax, qword ptr [r12]
-       mov      rax, qword ptr [rax+0xB0]
-       call     [rax+0x20]System.Type:IsAssignableFrom(System.Type):ubyte:this
-						;; size=46 bbWeight=0.50 PerfScore 8.38
-G_M62242_IG10:
        test     eax, eax
-       jne      G_M62242_IG15
-						;; size=8 bbWeight=1 PerfScore 1.25
-G_M62242_IG11:
+       jne      G_M62242_IG11
+						;; size=45 bbWeight=1 PerfScore 16.25
+G_M62242_IG07:
        mov      rdi, r12
        mov      rax, qword ptr [r12]
        mov      rax, qword ptr [rax+0x60]
        call     [rax+0x08]System.Type:get_IsGenericType():ubyte:this
        test     eax, eax
-       je       SHORT G_M62242_IG12
+       je       SHORT G_M62242_IG08
        mov      rdi, r12
        mov      rax, qword ptr [r12]
        mov      rax, qword ptr [rax+0x68]
        mov      qword ptr [rbp-0x30], rax
        call     [rax+0x18]System.Type:GetGenericTypeDefinition():System.Type:this
        mov      rdi, 0xD1FFAB1E      ; 'System.Nullable`1[T]'
        cmp      rax, rdi
-       jne      SHORT G_M62242_IG12
+       jne      SHORT G_M62242_IG08
        mov      rdi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:get_IsInterface():ubyte:this
        call     [rax]System.RuntimeType:get_IsInterface():ubyte:this
        test     eax, eax
-       jne      SHORT G_M62242_IG13
+       jne      SHORT G_M62242_IG09
 						;; size=70 bbWeight=0.50 PerfScore 11.50
-G_M62242_IG12:
+G_M62242_IG08:
        mov      rsi, r12
        mov      rdi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:IsAssignableFrom(System.Type):ubyte:this
        call     [rax]System.RuntimeType:IsAssignableFrom(System.Type):ubyte:this
-       jmp      SHORT G_M62242_IG14
+       jmp      SHORT G_M62242_IG10
 						;; size=20 bbWeight=0.50 PerfScore 2.88
-G_M62242_IG13:
+G_M62242_IG09:
        mov      rax, qword ptr [rbp-0x30]
        mov      rdi, r12
        call     [rax+0x28]System.Type:GetGenericArguments():System.Type[]:this
        cmp      dword ptr [rax+0x08], 0
-       jbe      G_M62242_IG26
+       jbe      G_M62242_IG20
        mov      rsi, gword ptr [rax+0x10]
        mov      rdi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:IsAssignableFrom(System.Type):ubyte:this
        call     [rax]System.RuntimeType:IsAssignableFrom(System.Type):ubyte:this
 						;; size=39 bbWeight=0.50 PerfScore 6.88
-G_M62242_IG14:
+G_M62242_IG10:
        test     eax, eax
-       je       G_M62242_IG23
+       je       G_M62242_IG17
 						;; size=8 bbWeight=0.50 PerfScore 0.62
-G_M62242_IG15:
+G_M62242_IG11:
        cmp      byte  ptr [r14+0x17], 0
-       je       SHORT G_M62242_IG19
+       je       SHORT G_M62242_IG13
 						;; size=7 bbWeight=1 PerfScore 4.00
-G_M62242_IG16:
-       mov      rdi, r15
-       mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetGenericTypeDefinition():System.Type:this
-       call     [rax]System.RuntimeType:GetGenericTypeDefinition():System.Type:this
-       mov      rdi, 0xD1FFAB1E      ; 'System.Nullable`1[T]'
-       cmp      rax, rdi
-       sete     r12b
-       movzx    r12, r12b
+G_M62242_IG12:
        mov      rdi, r14
        call     [r13+0x20]System.Text.Json.Serialization.JsonConverter:get_Type():System.Type:this
        mov      r13, rax
        mov      rdi, r13
        mov      rax, qword ptr [r13]
        mov      rax, qword ptr [rax+0x60]
        call     [rax+0x08]System.Type:get_IsGenericType():ubyte:this
        test     eax, eax
-       jne      SHORT G_M62242_IG17
-       xor      eax, eax
-       jmp      SHORT G_M62242_IG18
-						;; size=68 bbWeight=0.50 PerfScore 9.75
-G_M62242_IG17:
+       je       SHORT G_M62242_IG13
        mov      rdi, r13
        mov      rax, qword ptr [r13]
        mov      rax, qword ptr [rax+0x68]
        call     [rax+0x18]System.Type:GetGenericTypeDefinition():System.Type:this
        mov      rdi, 0xD1FFAB1E      ; 'System.Nullable`1[T]'
        cmp      rax, rdi
-       sete     al
-       movzx    rax, al
-						;; size=33 bbWeight=0.50 PerfScore 4.50
-G_M62242_IG18:
-       xor      eax, r12d
-       jne      SHORT G_M62242_IG22
-						;; size=5 bbWeight=0.50 PerfScore 0.62
-G_M62242_IG19:
+       je       SHORT G_M62242_IG16
+						;; size=57 bbWeight=0.50 PerfScore 10.38
+G_M62242_IG13:
        mov      rdi, 0xD1FFAB1E      ; System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Nullable`1[int]]
        call     CORINFO_HELP_NEWSFAST
        mov      r13, rax
        mov      rdi, r13
        mov      rcx, rbx
        mov      rdx, r14
        mov      rsi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.Serialization.Metadata.JsonTypeInfo:.ctor(System.Type,System.Text.Json.Serialization.JsonConverter,System.Text.Json.JsonSerializerOptions):this
        call     [rax]System.Text.Json.Serialization.Metadata.JsonTypeInfo:.ctor(System.Type,System.Text.Json.Serialization.JsonConverter,System.Text.Json.JsonSerializerOptions):this
        mov      rdi, r14
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.Serialization.JsonConverter:CreateCastingConverter[System.Nullable`1[int]]():System.Text.Json.Serialization.JsonConverter`1[System.Nullable`1[int]]:this
        call     [rax]System.Text.Json.Serialization.JsonConverter:CreateCastingConverter[System.Nullable`1[int]]():System.Text.Json.Serialization.JsonConverter`1[System.Nullable`1[int]]:this
        lea      rdi, bword ptr [r13+0x140]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
        mov      rax, r13
 						;; size=75 bbWeight=1 PerfScore 11.25
-G_M62242_IG20:
+G_M62242_IG14:
        add      rsp, 8
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=1 PerfScore 4.25
-G_M62242_IG21:
+G_M62242_IG15:
        mov      rdi, r13
        call     System.Object:GetType():System.Type:this
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.ThrowHelper:ThrowInvalidOperationException_SerializerConverterFactoryReturnsNull(System.Type)
        call     [rax]System.Text.Json.ThrowHelper:ThrowInvalidOperationException_SerializerConverterFactoryReturnsNull(System.Type)
        int3     
 						;; size=24 bbWeight=0 PerfScore 0.00
-G_M62242_IG22:
+G_M62242_IG16:
        mov      rsi, r14
        mov      rdi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.ThrowHelper:ThrowInvalidOperationException_ConverterCanConvertMultipleTypes(System.Type,System.Text.Json.Serialization.JsonConverter)
        call     [rax]System.Text.Json.ThrowHelper:ThrowInvalidOperationException_ConverterCanConvertMultipleTypes(System.Type,System.Text.Json.Serialization.JsonConverter)
        int3     
 						;; size=19 bbWeight=0 PerfScore 0.00
-G_M62242_IG23:
+G_M62242_IG17:
        mov      rdi, r14
        call     System.Object:GetType():System.Type:this
        mov      rdi, rax
        mov      rsi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.ThrowHelper:ThrowInvalidOperationException_SerializationConverterNotCompatible(System.Type,System.Type)
        call     [rax]System.Text.Json.ThrowHelper:ThrowInvalidOperationException_SerializationConverterNotCompatible(System.Type,System.Type)
        int3     
 						;; size=27 bbWeight=0 PerfScore 0.00
-G_M62242_IG24:
+G_M62242_IG18:
        mov      rdi, r13
        call     System.Object:GetType():System.Type:this
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.ThrowHelper:ThrowInvalidOperationException_SerializerConverterFactoryReturnsJsonConverterFactorty(System.Type)
        call     [rax]System.Text.Json.ThrowHelper:ThrowInvalidOperationException_SerializerConverterFactoryReturnsJsonConverterFactorty(System.Type)
        int3     
 						;; size=24 bbWeight=0 PerfScore 0.00
-G_M62242_IG25:
+G_M62242_IG19:
        mov      edi, 0x3958
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.ThrowHelper:ThrowArgumentNullException(System.String)
        call     [rax]System.Text.Json.ThrowHelper:ThrowArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0 PerfScore 0.00
-G_M62242_IG26:
+G_M62242_IG20:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 800, prolog size 16, PerfScore 115.75, instruction count 202, allocated bytes for code 800 (MethodHash=17d10cdd) for method System.Text.Json.Serialization.Metadata.JsonTypeInfo:CreateJsonTypeInfo[System.Nullable`1[int]](System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Nullable`1[int]] (FullOpts)
+; Total bytes of code 652, prolog size 16, PerfScore 96.75, instruction count 167, allocated bytes for code 652 (MethodHash=17d10cdd) for method System.Text.Json.Serialization.Metadata.JsonTypeInfo:CreateJsonTypeInfo[System.Nullable`1[int]](System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Nullable`1[int]] (FullOpts)

-148 (-18.50 % of base) - System.Text.Json.Serialization.Metadata.JsonTypeInfo:CreateJsonTypeInfo[System.Numerics.Vector`1[float]](System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Numerics.Vector`1[float]]

 ; Assembly listing for method System.Text.Json.Serialization.Metadata.JsonTypeInfo:CreateJsonTypeInfo[System.Numerics.Vector`1[float]](System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Numerics.Vector`1[float]] (FullOpts)
 ; Emitting BLENDED_CODE for X86 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 3 single block inlinees; 12 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 arg0         [V00,T04] (  6,  5.50)     ref  ->  rbx         class-hnd single-def <System.Text.Json.JsonSerializerOptions>
+;  V00 arg0         [V00,T03] (  6,  5.50)     ref  ->  rbx         class-hnd single-def <System.Text.Json.JsonSerializerOptions>
 ;# V01 OutArgs      [V01    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
-;  V02 tmp1         [V02,T03] (  4,  8   )     ref  ->  r13         class-hnd exact single-def "NewObj constructor temp" <System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Numerics.Vector`1[float]]>
+;  V02 tmp1         [V02,T02] (  4,  8   )     ref  ->  r13         class-hnd exact single-def "NewObj constructor temp" <System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Numerics.Vector`1[float]]>
 ;* V03 tmp2         [V03    ] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "Inline return value spill temp" <System.Text.Json.Serialization.JsonConverter>
 ;  V04 tmp3         [V04,T01] ( 13, 10   )     ref  ->  r14         class-hnd "Inline stloc first use temp" <System.Text.Json.Serialization.JsonConverter>
 ;* V05 tmp4         [V05    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inline return value spill temp" <System.Text.Json.Serialization.JsonConverter>
-;  V06 tmp5         [V06,T05] (  4,  7   )     ref  ->  r14         class-hnd "Inlining Arg" <System.Text.Json.Serialization.JsonConverter>
+;  V06 tmp5         [V06,T04] (  4,  7   )     ref  ->  r14         class-hnd "Inlining Arg" <System.Text.Json.Serialization.JsonConverter>
 ;  V07 tmp6         [V07,T07] (  6,  3   )     ref  ->  r13         class-hnd single-def "Inline stloc first use temp" <System.Text.Json.Serialization.JsonConverterFactory>
 ;* V08 tmp7         [V08    ] (  0,  0   )     ref  ->  zero-ref    class-hnd "Inline return value spill temp" <System.Text.Json.Serialization.JsonConverter>
-;  V09 tmp8         [V09,T11] (  4,  2   )     ref  ->  r14         class-hnd single-def "Inline stloc first use temp" <System.Text.Json.Serialization.JsonConverter>
-;  V10 tmp9         [V10,T16] (  2,  1   )   ubyte  ->  rax         "Inline return value spill temp"
-;  V11 tmp10        [V11,T00] ( 12, 13   )     ref  ->  r12         class-hnd single-def "Inlining Arg" <System.Type>
-;  V12 tmp11        [V12,T12] (  3,  2   )   ubyte  ->  rax         "Inline return value spill temp"
+;  V09 tmp8         [V09,T10] (  4,  2   )     ref  ->  r14         class-hnd single-def "Inline stloc first use temp" <System.Text.Json.Serialization.JsonConverter>
+;  V10 tmp9         [V10,T13] (  2,  1   )   ubyte  ->  rax         "Inline return value spill temp"
+;  V11 tmp10        [V11,T00] (  9, 12   )     ref  ->  r12         class-hnd single-def "Inlining Arg" <System.Type>
+;  V12 tmp11        [V12,T12] (  2,  2   )   ubyte  ->  rax         "Inline return value spill temp"
 ;* V13 tmp12        [V13    ] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;  V14 tmp13        [V14,T17] (  3,  1.50)   ubyte  ->  rax         "Inline return value spill temp"
+;  V14 tmp13        [V14,T14] (  3,  1.50)   ubyte  ->  rax         "Inline return value spill temp"
 ;* V15 tmp14        [V15    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact "non-inline candidate call" <System.RuntimeType>
-;* V16 tmp15        [V16,T21] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
-;  V17 tmp16        [V17,T20] (  2,  1   )   ubyte  ->  rax         "Inline return value spill temp"
+;* V16 tmp15        [V16,T17] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
+;  V17 tmp16        [V17,T16] (  2,  1   )   ubyte  ->  rax         "Inline return value spill temp"
 ;* V18 tmp17        [V18    ] (  0,  0   )     ref  ->  zero-ref    class-hnd exact single-def "Inline stloc first use temp" <System.RuntimeType>
-;  V19 tmp18        [V19,T15] (  2,  2   )     int  ->  r12         "non-inline candidate call"
-;  V20 tmp19        [V20,T18] (  3,  1.50)   ubyte  ->  rax         "Inline return value spill temp"
+;* V19 tmp18        [V19    ] (  0,  0   )     int  ->  zero-ref    "non-inline candidate call"
+;* V20 tmp19        [V20,T18] (  0,  0   )   ubyte  ->  zero-ref    "Inline return value spill temp"
 ;  V21 tmp20        [V21,T06] (  5,  5   )     ref  ->  r13         class-hnd single-def "Inlining Arg" <System.Type>
-;  V22 tmp21        [V22,T08] (  3,  3   )     ref  ->  rax         single-def "arr expr"
-;  V23 tmp22        [V23,T13] (  2,  2   )     ref  ->  rsi         single-def "argument with side effect"
-;  V24 tmp23        [V24,T09] (  3,  3   )     ref  ->  rax         single-def "arr expr"
-;  V25 tmp24        [V25,T14] (  2,  2   )     ref  ->  rsi         single-def "argument with side effect"
-;  V26 tmp25        [V26,T22] (  2,  0   )     ref  ->  rdi         single-def "argument with side effect"
-;  V27 cse0         [V27,T19] (  3,  1.50)    long  ->  [rbp-0x30]  "CSE #06: moderate"
-;  V28 cse1         [V28,T10] (  3,  2.50)    long  ->  r13         "CSE #08: moderate"
-;  V29 cse2         [V29,T02] ( 14,  8   )     ref  ->  r15         "CSE #01: aggressive"
+;* V22 tmp21        [V22    ] (  0,  0   )     ref  ->  zero-ref    "arr expr"
+;* V23 tmp22        [V23    ] (  0,  0   )     ref  ->  zero-ref    "argument with side effect"
+;  V24 tmp23        [V24,T08] (  3,  3   )     ref  ->  rax         single-def "arr expr"
+;  V25 tmp24        [V25,T11] (  2,  2   )     ref  ->  rsi         single-def "argument with side effect"
+;  V26 tmp25        [V26,T19] (  2,  0   )     ref  ->  rdi         single-def "argument with side effect"
+;  V27 cse0         [V27,T15] (  3,  1.50)    long  ->  [rbp-0x30]  "CSE #04: moderate"
+;  V28 cse1         [V28,T09] (  3,  2.50)    long  ->  r13         "CSE #06: moderate"
+;  V29 cse2         [V29,T05] ( 11,  6.50)     ref  ->  r15         "CSE #01: aggressive"
 ;
 ; Lcl frame size = 8
 
 G_M50242_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        push     rax
        lea      rbp, [rsp+0x30]
        mov      rbx, rdi
 						;; size=19 bbWeight=1 PerfScore 7.75
 G_M50242_IG02:
        test     rbx, rbx
-       je       G_M50242_IG25
+       je       G_M50242_IG19
        mov      rdi, rbx
        mov      r15, 0xD1FFAB1E      ; 'System.Numerics.Vector`1[System.Single]'
        mov      rsi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.JsonSerializerOptions:GetConverterFromList(System.Type):System.Text.Json.Serialization.JsonConverter:this
        call     [rax]System.Text.Json.JsonSerializerOptions:GetConverterFromList(System.Type):System.Text.Json.Serialization.JsonConverter:this
        mov      r14, rax
        test     r14, r14
        jne      SHORT G_M50242_IG04
 						;; size=45 bbWeight=1 PerfScore 6.75
 G_M50242_IG03:
        mov      rdi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.Serialization.Metadata.DefaultJsonTypeInfoResolver:GetBuiltInConverter(System.Type):System.Text.Json.Serialization.JsonConverter
        call     [rax]System.Text.Json.Serialization.Metadata.DefaultJsonTypeInfoResolver:GetBuiltInConverter(System.Type):System.Text.Json.Serialization.JsonConverter
        mov      r14, rax
 						;; size=18 bbWeight=0.50 PerfScore 1.88
 G_M50242_IG04:
        mov      rsi, r14
        mov      rdi, 0xD1FFAB1E      ; System.Text.Json.Serialization.JsonConverterFactory
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_ISINSTANCEOFCLASS
        call     [rax]CORINFO_HELP_ISINSTANCEOFCLASS
        mov      r13, rax
        test     r13, r13
        je       SHORT G_M50242_IG06
 						;; size=33 bbWeight=1 PerfScore 5.25
 G_M50242_IG05:
        mov      rdi, r13
        mov      rdx, rbx
        mov      rsi, r15
        mov      rax, qword ptr [r13]
        mov      rax, qword ptr [rax+0x60]
        call     [rax]System.Text.Json.Serialization.JsonConverterFactory:CreateConverter(System.Type,System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.JsonConverter:this
        mov      r14, rax
        test     r14, r14
-       je       G_M50242_IG21
+       je       G_M50242_IG15
        mov      rsi, r14
        mov      rdi, 0xD1FFAB1E      ; System.Text.Json.Serialization.JsonConverterFactory
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_ISINSTANCEOFCLASS
        call     [rax]CORINFO_HELP_ISINSTANCEOFCLASS
        test     rax, rax
-       jne      G_M50242_IG24
+       jne      G_M50242_IG18
 						;; size=65 bbWeight=0.50 PerfScore 7.12
 G_M50242_IG06:
        mov      rdi, r14
        mov      rax, qword ptr [r14]
        mov      r13, qword ptr [rax+0x40]
        call     [r13+0x20]System.Text.Json.Serialization.JsonConverter:get_Type():System.Type:this
        mov      r12, rax
-       mov      rdi, r15
-       mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetGenericTypeDefinition():System.Type:this
-       call     [rax]System.RuntimeType:GetGenericTypeDefinition():System.Type:this
-       mov      rdi, 0xD1FFAB1E      ; 'System.Nullable`1[T]'
-       cmp      rax, rdi
-       jne      SHORT G_M50242_IG08
-						;; size=47 bbWeight=1 PerfScore 12.50
-G_M50242_IG07:
-       mov      rdi, r12
-       mov      rax, 0xD1FFAB1E      ; code for System.Type:get_IsInterface():ubyte:this
-       cmp      dword ptr [rdi], edi
-       call     [rax]System.Type:get_IsInterface():ubyte:this
-       test     eax, eax
-       jne      SHORT G_M50242_IG09
-						;; size=21 bbWeight=0.50 PerfScore 3.88
-G_M50242_IG08:
        mov      rdi, r12
        mov      rsi, r15
        mov      rax, qword ptr [r12]
        mov      rax, qword ptr [rax+0xB0]
        call     [rax+0x20]System.Type:IsAssignableFrom(System.Type):ubyte:this
-       jmp      SHORT G_M50242_IG10
-						;; size=22 bbWeight=0.50 PerfScore 4.75
-G_M50242_IG09:
-       mov      rdi, r15
-       mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetGenericArguments():System.Type[]:this
-       call     [rax]System.RuntimeType:GetGenericArguments():System.Type[]:this
-       cmp      dword ptr [rax+0x08], 0
-       jbe      G_M50242_IG26
-       mov      rsi, gword ptr [rax+0x10]
-       mov      rdi, r12
-       mov      rax, qword ptr [r12]
-       mov      rax, qword ptr [rax+0xB0]
-       call     [rax+0x20]System.Type:IsAssignableFrom(System.Type):ubyte:this
-						;; size=46 bbWeight=0.50 PerfScore 8.38
-G_M50242_IG10:
        test     eax, eax
-       jne      G_M50242_IG15
-						;; size=8 bbWeight=1 PerfScore 1.25
-G_M50242_IG11:
+       jne      G_M50242_IG11
+						;; size=45 bbWeight=1 PerfScore 16.25
+G_M50242_IG07:
        mov      rdi, r12
        mov      rax, qword ptr [r12]
        mov      rax, qword ptr [rax+0x60]
        call     [rax+0x08]System.Type:get_IsGenericType():ubyte:this
        test     eax, eax
-       je       SHORT G_M50242_IG12
+       je       SHORT G_M50242_IG08
        mov      rdi, r12
        mov      rax, qword ptr [r12]
        mov      rax, qword ptr [rax+0x68]
        mov      qword ptr [rbp-0x30], rax
        call     [rax+0x18]System.Type:GetGenericTypeDefinition():System.Type:this
        mov      rdi, 0xD1FFAB1E      ; 'System.Nullable`1[T]'
        cmp      rax, rdi
-       jne      SHORT G_M50242_IG12
+       jne      SHORT G_M50242_IG08
        mov      rdi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:get_IsInterface():ubyte:this
        call     [rax]System.RuntimeType:get_IsInterface():ubyte:this
        test     eax, eax
-       jne      SHORT G_M50242_IG13
+       jne      SHORT G_M50242_IG09
 						;; size=70 bbWeight=0.50 PerfScore 11.50
-G_M50242_IG12:
+G_M50242_IG08:
        mov      rsi, r12
        mov      rdi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:IsAssignableFrom(System.Type):ubyte:this
        call     [rax]System.RuntimeType:IsAssignableFrom(System.Type):ubyte:this
-       jmp      SHORT G_M50242_IG14
+       jmp      SHORT G_M50242_IG10
 						;; size=20 bbWeight=0.50 PerfScore 2.88
-G_M50242_IG13:
+G_M50242_IG09:
        mov      rax, qword ptr [rbp-0x30]
        mov      rdi, r12
        call     [rax+0x28]System.Type:GetGenericArguments():System.Type[]:this
        cmp      dword ptr [rax+0x08], 0
-       jbe      G_M50242_IG26
+       jbe      G_M50242_IG20
        mov      rsi, gword ptr [rax+0x10]
        mov      rdi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:IsAssignableFrom(System.Type):ubyte:this
        call     [rax]System.RuntimeType:IsAssignableFrom(System.Type):ubyte:this
 						;; size=39 bbWeight=0.50 PerfScore 6.88
-G_M50242_IG14:
+G_M50242_IG10:
        test     eax, eax
-       je       G_M50242_IG23
+       je       G_M50242_IG17
 						;; size=8 bbWeight=0.50 PerfScore 0.62
-G_M50242_IG15:
+G_M50242_IG11:
        cmp      byte  ptr [r14+0x17], 0
-       je       SHORT G_M50242_IG19
+       je       SHORT G_M50242_IG13
 						;; size=7 bbWeight=1 PerfScore 4.00
-G_M50242_IG16:
-       mov      rdi, r15
-       mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetGenericTypeDefinition():System.Type:this
-       call     [rax]System.RuntimeType:GetGenericTypeDefinition():System.Type:this
-       mov      rdi, 0xD1FFAB1E      ; 'System.Nullable`1[T]'
-       cmp      rax, rdi
-       sete     r12b
-       movzx    r12, r12b
+G_M50242_IG12:
        mov      rdi, r14
        call     [r13+0x20]System.Text.Json.Serialization.JsonConverter:get_Type():System.Type:this
        mov      r13, rax
        mov      rdi, r13
        mov      rax, qword ptr [r13]
        mov      rax, qword ptr [rax+0x60]
        call     [rax+0x08]System.Type:get_IsGenericType():ubyte:this
        test     eax, eax
-       jne      SHORT G_M50242_IG17
-       xor      eax, eax
-       jmp      SHORT G_M50242_IG18
-						;; size=68 bbWeight=0.50 PerfScore 9.75
-G_M50242_IG17:
+       je       SHORT G_M50242_IG13
        mov      rdi, r13
        mov      rax, qword ptr [r13]
        mov      rax, qword ptr [rax+0x68]
        call     [rax+0x18]System.Type:GetGenericTypeDefinition():System.Type:this
        mov      rdi, 0xD1FFAB1E      ; 'System.Nullable`1[T]'
        cmp      rax, rdi
-       sete     al
-       movzx    rax, al
-						;; size=33 bbWeight=0.50 PerfScore 4.50
-G_M50242_IG18:
-       xor      eax, r12d
-       jne      SHORT G_M50242_IG22
-						;; size=5 bbWeight=0.50 PerfScore 0.62
-G_M50242_IG19:
+       je       SHORT G_M50242_IG16
+						;; size=57 bbWeight=0.50 PerfScore 10.38
+G_M50242_IG13:
        mov      rdi, 0xD1FFAB1E      ; System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Numerics.Vector`1[float]]
        call     CORINFO_HELP_NEWSFAST
        mov      r13, rax
        mov      rdi, r13
        mov      rcx, rbx
        mov      rdx, r14
        mov      rsi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.Serialization.Metadata.JsonTypeInfo:.ctor(System.Type,System.Text.Json.Serialization.JsonConverter,System.Text.Json.JsonSerializerOptions):this
        call     [rax]System.Text.Json.Serialization.Metadata.JsonTypeInfo:.ctor(System.Type,System.Text.Json.Serialization.JsonConverter,System.Text.Json.JsonSerializerOptions):this
        mov      rdi, r14
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.Serialization.JsonConverter:CreateCastingConverter[System.Numerics.Vector`1[float]]():System.Text.Json.Serialization.JsonConverter`1[System.Numerics.Vector`1[float]]:this
        call     [rax]System.Text.Json.Serialization.JsonConverter:CreateCastingConverter[System.Numerics.Vector`1[float]]():System.Text.Json.Serialization.JsonConverter`1[System.Numerics.Vector`1[float]]:this
        lea      rdi, bword ptr [r13+0x140]
        mov      rsi, rax
        call     CORINFO_HELP_ASSIGN_REF
        mov      rax, r13
 						;; size=75 bbWeight=1 PerfScore 11.25
-G_M50242_IG20:
+G_M50242_IG14:
        add      rsp, 8
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=1 PerfScore 4.25
-G_M50242_IG21:
+G_M50242_IG15:
        mov      rdi, r13
        call     System.Object:GetType():System.Type:this
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.ThrowHelper:ThrowInvalidOperationException_SerializerConverterFactoryReturnsNull(System.Type)
        call     [rax]System.Text.Json.ThrowHelper:ThrowInvalidOperationException_SerializerConverterFactoryReturnsNull(System.Type)
        int3     
 						;; size=24 bbWeight=0 PerfScore 0.00
-G_M50242_IG22:
+G_M50242_IG16:
        mov      rsi, r14
        mov      rdi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.ThrowHelper:ThrowInvalidOperationException_ConverterCanConvertMultipleTypes(System.Type,System.Text.Json.Serialization.JsonConverter)
        call     [rax]System.Text.Json.ThrowHelper:ThrowInvalidOperationException_ConverterCanConvertMultipleTypes(System.Type,System.Text.Json.Serialization.JsonConverter)
        int3     
 						;; size=19 bbWeight=0 PerfScore 0.00
-G_M50242_IG23:
+G_M50242_IG17:
        mov      rdi, r14
        call     System.Object:GetType():System.Type:this
        mov      rdi, rax
        mov      rsi, r15
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.ThrowHelper:ThrowInvalidOperationException_SerializationConverterNotCompatible(System.Type,System.Type)
        call     [rax]System.Text.Json.ThrowHelper:ThrowInvalidOperationException_SerializationConverterNotCompatible(System.Type,System.Type)
        int3     
 						;; size=27 bbWeight=0 PerfScore 0.00
-G_M50242_IG24:
+G_M50242_IG18:
        mov      rdi, r13
        call     System.Object:GetType():System.Type:this
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.ThrowHelper:ThrowInvalidOperationException_SerializerConverterFactoryReturnsJsonConverterFactorty(System.Type)
        call     [rax]System.Text.Json.ThrowHelper:ThrowInvalidOperationException_SerializerConverterFactoryReturnsJsonConverterFactorty(System.Type)
        int3     
 						;; size=24 bbWeight=0 PerfScore 0.00
-G_M50242_IG25:
+G_M50242_IG19:
        mov      edi, 0x3958
        mov      rsi, 0xD1FFAB1E
        call     CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Text.Json.ThrowHelper:ThrowArgumentNullException(System.String)
        call     [rax]System.Text.Json.ThrowHelper:ThrowArgumentNullException(System.String)
        int3     
 						;; size=36 bbWeight=0 PerfScore 0.00
-G_M50242_IG26:
+G_M50242_IG20:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
 
-; Total bytes of code 800, prolog size 16, PerfScore 115.75, instruction count 202, allocated bytes for code 800 (MethodHash=3ef43bbd) for method System.Text.Json.Serialization.Metadata.JsonTypeInfo:CreateJsonTypeInfo[System.Numerics.Vector`1[float]](System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Numerics.Vector`1[float]] (FullOpts)
+; Total bytes of code 652, prolog size 16, PerfScore 96.75, instruction count 167, allocated bytes for code 652 (MethodHash=3ef43bbd) for method System.Text.Json.Serialization.Metadata.JsonTypeInfo:CreateJsonTypeInfo[System.Numerics.Vector`1[float]](System.Text.Json.JsonSerializerOptions):System.Text.Json.Serialization.Metadata.JsonTypeInfo`1[System.Numerics.Vector`1[float]] (FullOpts)

-79 (-30.38 % of base) - System.Data.DataRowExtensions+UnboxT`1[System.Nullable`1[int]]:g__CreateWhenDynamicCodeSupported|1_0():System.Func`2[System.Object,System.Nullable`1[int]]

 ; Assembly listing for method System.Data.DataRowExtensions+UnboxT`1[System.Nullable`1[int]]:<Create>g__CreateWhenDynamicCodeSupported|1_0():System.Func`2[System.Object,System.Nullable`1[int]] (FullOpts)
 ; Emitting BLENDED_CODE for X86 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 2 single block inlinees; 3 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 OutArgs      [V00    ] (  1,  1   )  struct (16) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V01 tmp1         [V01,T00] (  3,  6   )     ref  ->  r15         class-hnd exact single-def "dup spill" <System.Type[]>
 ;  V02 tmp2         [V02,T01] (  3,  6   )     ref  ->  rbx         class-hnd single-def "impAppendStmt" <System.Reflection.MethodInfo>
-;  V03 tmp3         [V03,T02] (  3,  4   )     ref  ->  rsi         class-hnd "Strict ordering of exceptions for Array store" <System.Type>
-;  V04 tmp4         [V04,T05] (  3,  3   )     ref  ->  rax         single-def "arr expr"
-;  V05 tmp5         [V05,T03] (  2,  4   )     ref  ->  rdi         single-def "argument with side effect"
-;  V06 cse0         [V06,T04] (  4,  3   )     ref  ->  r14         "CSE #01: aggressive"
+;* V03 tmp3         [V03,T03] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "Strict ordering of exceptions for Array store" <System.Type>
+;* V04 tmp4         [V04    ] (  0,  0   )     ref  ->  zero-ref    "arr expr"
+;  V05 tmp5         [V05,T02] (  2,  4   )     ref  ->  rdi         single-def "argument with side effect"
 ;
-; Lcl frame size = 24
+; Lcl frame size = 16
 
 G_M40398_IG01:
        push     rbp
        push     r15
-       push     r14
        push     rbx
-       sub      rsp, 24
-       lea      rbp, [rsp+0x30]
-						;; size=15 bbWeight=1 PerfScore 4.75
+       sub      rsp, 16
+       lea      rbp, [rsp+0x20]
+						;; size=13 bbWeight=1 PerfScore 3.75
 G_M40398_IG02:
        xor      rdi, rdi
        mov      gword ptr [rsp], rdi
 						;; size=6 bbWeight=1 PerfScore 1.25
 G_M40398_IG03:
        mov      gword ptr [rsp+0x08], rdi
        mov      rdi, 0xD1FFAB1E      ; 'UnboxT`1[System.Nullable`1[System.Int32]]'
        mov      rsi, 0xD1FFAB1E      ; 'NullableField'
        mov      edx, -1
        mov      ecx, 40
        xor      r8, r8
        mov      r9d, 3
        mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetMethodImplCommon(System.String,int,int,System.Reflection.Binder,int,System.Type[],System.Reflection.ParameterModifier[]):System.Reflection.MethodInfo:this
        call     [rax]System.RuntimeType:GetMethodImplCommon(System.String,int,int,System.Reflection.Binder,int,System.Type[],System.Reflection.ParameterModifier[]):System.Reflection.MethodInfo:this
        mov      rbx, rax
        mov      rdi, 0xD1FFAB1E      ; System.Type[]
        mov      esi, 1
        call     CORINFO_HELP_NEWARR_1_OBJ
        mov      r15, rax
-       mov      r14, 0xD1FFAB1E      ; 'System.Nullable`1[System.Int32]'
-       mov      rdi, r14
+       mov      rdi, 0xD1FFAB1E      ; 'System.Nullable`1[System.Int32]'
        mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:get_IsGenericTypeDefinition():ubyte:this
        call     [rax]System.RuntimeType:get_IsGenericTypeDefinition():ubyte:this
-       test     eax, eax
-       jne      SHORT G_M40398_IG05
-						;; size=111 bbWeight=1 PerfScore 12.75
-G_M40398_IG04:
-       mov      rdi, r14
-       mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetGenericTypeDefinition():System.Type:this
-       call     [rax]System.RuntimeType:GetGenericTypeDefinition():System.Type:this
-       mov      rdi, 0xD1FFAB1E      ; 'System.Nullable`1[T]'
-       cmp      rax, rdi
-       je       SHORT G_M40398_IG06
-						;; size=30 bbWeight=0.50 PerfScore 2.50
-G_M40398_IG05:
-       xor      rsi, rsi
-       jmp      SHORT G_M40398_IG07
-						;; size=4 bbWeight=0.50 PerfScore 1.12
-G_M40398_IG06:
-       mov      rdi, r14
-       mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetGenericArguments():System.Type[]:this
-       call     [rax]System.RuntimeType:GetGenericArguments():System.Type[]:this
-       cmp      dword ptr [rax+0x08], 0
-       jbe      SHORT G_M40398_IG09
-       mov      rsi, gword ptr [rax+0x10]
-						;; size=25 bbWeight=0.50 PerfScore 4.75
-G_M40398_IG07:
-       lea      rdi, bword ptr [r15+0x10]
-       call     CORINFO_HELP_ASSIGN_REF
+       xor      rdi, rdi
+       mov      gword ptr [r15+0x10], rdi
        mov      rdi, rbx
        mov      rsi, r15
        mov      rax, qword ptr [rbx]
        mov      rax, qword ptr [rax+0x60]
        call     [rax+0x38]System.Reflection.MethodInfo:MakeGenericMethod(System.Type[]):System.Reflection.MethodInfo:this
        mov      rdi, rax
        mov      rsi, 0xD1FFAB1E      ; System.Reflection.MethodInfo:CreateDelegate[System.Func`2[System.Object,System.Nullable`1[int]]]():System.Func`2[System.Object,System.Nullable`1[int]]:this
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.MethodInfo:CreateDelegate[System.__Canon]():System.__Canon:this
        cmp      dword ptr [rdi], edi
-						;; size=50 bbWeight=1 PerfScore 12.75
-G_M40398_IG08:
-       add      rsp, 24
+						;; size=151 bbWeight=1 PerfScore 23.75
+G_M40398_IG04:
+       add      rsp, 16
        pop      rbx
-       pop      r14
        pop      r15
        pop      rbp
        tail.jmp [rax]System.Reflection.MethodInfo:CreateDelegate[System.__Canon]():System.__Canon:this
-						;; size=13 bbWeight=1 PerfScore 4.25
-G_M40398_IG09:
-       call     CORINFO_HELP_RNGCHKFAIL
-       int3     
-						;; size=6 bbWeight=0 PerfScore 0.00
+						;; size=11 bbWeight=1 PerfScore 3.75
 
-; Total bytes of code 260, prolog size 15, PerfScore 44.12, instruction count 61, allocated bytes for code 260 (MethodHash=9e046231) for method System.Data.DataRowExtensions+UnboxT`1[System.Nullable`1[int]]:<Create>g__CreateWhenDynamicCodeSupported|1_0():System.Func`2[System.Object,System.Nullable`1[int]] (FullOpts)
+; Total bytes of code 181, prolog size 13, PerfScore 32.50, instruction count 40, allocated bytes for code 181 (MethodHash=9e046231) for method System.Data.DataRowExtensions+UnboxT`1[System.Nullable`1[int]]:<Create>g__CreateWhenDynamicCodeSupported|1_0():System.Func`2[System.Object,System.Nullable`1[int]] (FullOpts)

-79 (-30.38 % of base) - System.Data.DataRowExtensions+UnboxT`1[System.Numerics.Vector`1[float]]:g__CreateWhenDynamicCodeSupported|1_0():System.Func`2[System.Object,System.Numerics.Vector`1[float]]

 ; Assembly listing for method System.Data.DataRowExtensions+UnboxT`1[System.Numerics.Vector`1[float]]:<Create>g__CreateWhenDynamicCodeSupported|1_0():System.Func`2[System.Object,System.Numerics.Vector`1[float]] (FullOpts)
 ; Emitting BLENDED_CODE for X86 with AVX512 - Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; partially interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 2 single block inlinees; 3 inlinees without PGO data
 ; Final local variable assignments
 ;
 ;  V00 OutArgs      [V00    ] (  1,  1   )  struct (16) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace"
 ;  V01 tmp1         [V01,T00] (  3,  6   )     ref  ->  r15         class-hnd exact single-def "dup spill" <System.Type[]>
 ;  V02 tmp2         [V02,T01] (  3,  6   )     ref  ->  rbx         class-hnd single-def "impAppendStmt" <System.Reflection.MethodInfo>
-;  V03 tmp3         [V03,T02] (  3,  4   )     ref  ->  rsi         class-hnd "Strict ordering of exceptions for Array store" <System.Type>
-;  V04 tmp4         [V04,T05] (  3,  3   )     ref  ->  rax         single-def "arr expr"
-;  V05 tmp5         [V05,T03] (  2,  4   )     ref  ->  rdi         single-def "argument with side effect"
-;  V06 cse0         [V06,T04] (  4,  3   )     ref  ->  r14         "CSE #01: aggressive"
+;* V03 tmp3         [V03,T03] (  0,  0   )     ref  ->  zero-ref    class-hnd single-def "Strict ordering of exceptions for Array store" <System.Type>
+;* V04 tmp4         [V04    ] (  0,  0   )     ref  ->  zero-ref    "arr expr"
+;  V05 tmp5         [V05,T02] (  2,  4   )     ref  ->  rdi         single-def "argument with side effect"
 ;
-; Lcl frame size = 24
+; Lcl frame size = 16
 
 G_M14670_IG01:
        push     rbp
        push     r15
-       push     r14
        push     rbx
-       sub      rsp, 24
-       lea      rbp, [rsp+0x30]
-						;; size=15 bbWeight=1 PerfScore 4.75
+       sub      rsp, 16
+       lea      rbp, [rsp+0x20]
+						;; size=13 bbWeight=1 PerfScore 3.75
 G_M14670_IG02:
        xor      rdi, rdi
        mov      gword ptr [rsp], rdi
 						;; size=6 bbWeight=1 PerfScore 1.25
 G_M14670_IG03:
        mov      gword ptr [rsp+0x08], rdi
        mov      rdi, 0xD1FFAB1E      ; 'UnboxT`1[System.Numerics.Vector`1[System.Single]]'
        mov      rsi, 0xD1FFAB1E      ; 'NullableField'
        mov      edx, -1
        mov      ecx, 40
        xor      r8, r8
        mov      r9d, 3
        mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetMethodImplCommon(System.String,int,int,System.Reflection.Binder,int,System.Type[],System.Reflection.ParameterModifier[]):System.Reflection.MethodInfo:this
        call     [rax]System.RuntimeType:GetMethodImplCommon(System.String,int,int,System.Reflection.Binder,int,System.Type[],System.Reflection.ParameterModifier[]):System.Reflection.MethodInfo:this
        mov      rbx, rax
        mov      rdi, 0xD1FFAB1E      ; System.Type[]
        mov      esi, 1
        call     CORINFO_HELP_NEWARR_1_OBJ
        mov      r15, rax
-       mov      r14, 0xD1FFAB1E      ; 'System.Numerics.Vector`1[System.Single]'
-       mov      rdi, r14
+       mov      rdi, 0xD1FFAB1E      ; 'System.Numerics.Vector`1[System.Single]'
        mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:get_IsGenericTypeDefinition():ubyte:this
        call     [rax]System.RuntimeType:get_IsGenericTypeDefinition():ubyte:this
-       test     eax, eax
-       jne      SHORT G_M14670_IG05
-						;; size=111 bbWeight=1 PerfScore 12.75
-G_M14670_IG04:
-       mov      rdi, r14
-       mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetGenericTypeDefinition():System.Type:this
-       call     [rax]System.RuntimeType:GetGenericTypeDefinition():System.Type:this
-       mov      rdi, 0xD1FFAB1E      ; 'System.Nullable`1[T]'
-       cmp      rax, rdi
-       je       SHORT G_M14670_IG06
-						;; size=30 bbWeight=0.50 PerfScore 2.50
-G_M14670_IG05:
-       xor      rsi, rsi
-       jmp      SHORT G_M14670_IG07
-						;; size=4 bbWeight=0.50 PerfScore 1.12
-G_M14670_IG06:
-       mov      rdi, r14
-       mov      rax, 0xD1FFAB1E      ; code for System.RuntimeType:GetGenericArguments():System.Type[]:this
-       call     [rax]System.RuntimeType:GetGenericArguments():System.Type[]:this
-       cmp      dword ptr [rax+0x08], 0
-       jbe      SHORT G_M14670_IG09
-       mov      rsi, gword ptr [rax+0x10]
-						;; size=25 bbWeight=0.50 PerfScore 4.75
-G_M14670_IG07:
-       lea      rdi, bword ptr [r15+0x10]
-       call     CORINFO_HELP_ASSIGN_REF
+       xor      rdi, rdi
+       mov      gword ptr [r15+0x10], rdi
        mov      rdi, rbx
        mov      rsi, r15
        mov      rax, qword ptr [rbx]
        mov      rax, qword ptr [rax+0x60]
        call     [rax+0x38]System.Reflection.MethodInfo:MakeGenericMethod(System.Type[]):System.Reflection.MethodInfo:this
        mov      rdi, rax
        mov      rsi, 0xD1FFAB1E      ; System.Reflection.MethodInfo:CreateDelegate[System.Func`2[System.Object,System.Numerics.Vector`1[float]]]():System.Func`2[System.Object,System.Numerics.Vector`1[float]]:this
        mov      rax, 0xD1FFAB1E      ; code for System.Reflection.MethodInfo:CreateDelegate[System.__Canon]():System.__Canon:this
        cmp      dword ptr [rdi], edi
-						;; size=50 bbWeight=1 PerfScore 12.75
-G_M14670_IG08:
-       add      rsp, 24
+						;; size=151 bbWeight=1 PerfScore 23.75
+G_M14670_IG04:
+       add      rsp, 16
        pop      rbx
-       pop      r14
        pop      r15
        pop      rbp
        tail.jmp [rax]System.Reflection.MethodInfo:CreateDelegate[System.__Canon]():System.__Canon:this
-						;; size=13 bbWeight=1 PerfScore 4.25
-G_M14670_IG09:
-       call     CORINFO_HELP_RNGCHKFAIL
-       int3     
-						;; size=6 bbWeight=0 PerfScore 0.00
+						;; size=11 bbWeight=1 PerfScore 3.75
 
-; Total bytes of code 260, prolog size 15, PerfScore 44.12, instruction count 61, allocated bytes for code 260 (MethodHash=fe9dc6b1) for method System.Data.DataRowExtensions+UnboxT`1[System.Numerics.Vector`1[float]]:<Create>g__CreateWhenDynamicCodeSupported|1_0():System.Func`2[System.Object,System.Numerics.Vector`1[float]] (FullOpts)
+; Total bytes of code 181, prolog size 13, PerfScore 32.50, instruction count 40, allocated bytes for code 181 (MethodHash=fe9dc6b1) for method System.Data.DataRowExtensions+UnboxT`1[System.Numerics.Vector`1[float]]:<Create>g__CreateWhenDynamicCodeSupported|1_0():System.Func`2[System.Object,System.Numerics.Vector`1[float]] (FullOpts)

Larger list of diffs: https://gist.github.com/MihuBot/b58f2c6e1a830512bed7db1d8374389a

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[X64] [Sergio0694] Intrinsify typeof(T).GetGenericTypeDefinition() #440

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[X64] [Sergio0694] Intrinsify typeof(T).GetGenericTypeDefinition() #440

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MihuBot commented on Jun 16, 2024

Top method regressions

MihuBot commented on Jun 16, 2024

Top method improvements

MihuBot commented on Jun 16, 2024

Metadata

Metadata

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Labels

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