[JitDiff X64] xtqqczze/dotnet-runtime/ImmutableArrayExtensions-SequenceEqual3

[MihuBot]

Job completed in 16 minutes 26 seconds (remote runner delay: 50 seconds).
https://github.com/xtqqczze/dotnet-runtime/tree/ImmutableArrayExtensions-SequenceEqual3
Using arguments: -dependsOn 118932 -combineWith 118932

Diffs

Found 85 files with textual diffs.

Summary of Code Size diffs:
(Lower is better)

Total bytes of base: 41729012
Total bytes of diff: 41729022
Total bytes of delta: 10 (0.00 % of base)
Total relative delta: 0.21
    diff is a regression.
    relative diff is a regression.


Top file regressions (bytes):
          10 : System.Collections.Immutable.dasm (0.00 % of base)

1 total files with Code Size differences (0 improved, 1 regressed), 259 unchanged.

Top method regressions (bytes):
          94 (35.21 % of base) : System.Collections.Immutable.dasm - System.Linq.ImmutableArrayExtensions:SequenceEqual[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool (FullOpts)

Top method improvements (bytes):
         -84 (-13.86 % of base) : System.Collections.Immutable.dasm - System.Linq.ImmutableArrayExtensions:<SequenceEqual>g__Enumerate|7_0[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool (FullOpts)

Top method regressions (percentages):
          94 (35.21 % of base) : System.Collections.Immutable.dasm - System.Linq.ImmutableArrayExtensions:SequenceEqual[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool (FullOpts)

Top method improvements (percentages):
         -84 (-13.86 % of base) : System.Collections.Immutable.dasm - System.Linq.ImmutableArrayExtensions:<SequenceEqual>g__Enumerate|7_0[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool (FullOpts)

2 total methods with Code Size differences (1 improved, 1 regressed), 250809 unchanged.

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

Artifacts:

• build-clr-checked-main.zip (88 MB)
• build-artifacts-main.zip (682 MB)
• build-clr-checked-pr.zip (88 MB)
• build-artifacts-pr.zip (93 MB)
• jit-diffs-pr.zip (138 MB)
• jit-diffs-main.zip (138 MB)
• diff-frameworks.txt (2 KB)
• ShortDiffsRegressions.md (12 KB)
• ShortDiffsImprovements.md (16 KB)

[MihuBot]

Top method regressions

94 (35.21 % of base) - System.Linq.ImmutableArrayExtensions:SequenceEqual[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool

 ; Assembly listing for method System.Linq.ImmutableArrayExtensions:SequenceEqual[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool (FullOpts)
 ; Emitting BLENDED_CODE for generic X64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; fully interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 1 single block inlinees; 0 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 TypeCtx      [V00,T00] (  9,  5.40)    long  ->  rbx         single-def
+;  V00 TypeCtx      [V00,T00] ( 11,  6.08)    long  ->  rbx         single-def
 ;* V01 arg0         [V01    ] (  0,  0   )  struct ( 8) zero-ref    ld-addr-op single-def <System.Collections.Immutable.ImmutableArray`1[System.__Canon]>
-;  V02 arg1         [V02,T02] (  4,  3.50)     ref  ->  r15         class-hnd single-def <System.Collections.Generic.IEnumerable`1[System.__Canon]>
+;  V02 arg1         [V02,T01] (  5,  3.62)     ref  ->  r15         class-hnd single-def <System.Collections.Generic.IEnumerable`1[System.__Canon]>
 ;  V03 arg2         [V03,T03] (  4,  3   )     ref  ->  r14         class-hnd single-def <System.Collections.Generic.IEqualityComparer`1[System.__Canon]>
-;  V04 loc0         [V04,T09] (  3,  2.50)     ref  ->  r12         class-hnd single-def <System.Collections.Generic.ICollection`1[System.__Canon]>
+;  V04 loc0         [V04,T11] (  3,  2.50)     ref  ->  r12         class-hnd single-def <System.Collections.Generic.ICollection`1[System.__Canon]>
 ;# V05 OutArgs      [V05    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;* V06 tmp1         [V06    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
-;* V07 tmp2         [V07    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
+;  V07 tmp2         [V07,T17] (  3,  1.50)    long  ->  r12         "spilling helperCall"
 ;* V08 tmp3         [V08    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
 ;* V09 tmp4         [V09    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
-;  V10 tmp5         [V10,T04] (  4,  2.50)     ref  ->  r13         single-def "field V01.array (fldOffset=0x0)" P-INDEP
-;  V11 tmp6         [V11,T06] (  2,  4   )    long  ->  rdi         "argument with side effect"
-;  V12 tmp7         [V12,T12] (  2,  2   )    long  ->  rdi         "argument with side effect"
-;  V13 tmp8         [V13,T13] (  2,  2   )    long  ->  rdi         "argument with side effect"
-;  V14 rat0         [V14,T05] (  3,  4   )    long  ->  rdi         "runtime lookup"
-;  V15 rat1         [V15,T01] (  3,  5.60)    long  ->  rdi         "fgMakeTemp is creating a new local variable"
-;  V16 rat2         [V16,T10] (  3,  2   )    long  ->  rdi         "runtime lookup"
-;  V17 rat3         [V17,T07] (  3,  2.80)    long  ->  rdi         "fgMakeTemp is creating a new local variable"
-;  V18 rat4         [V18,T11] (  3,  2   )    long  ->  rdi         "runtime lookup"
-;  V19 rat5         [V19,T08] (  3,  2.80)    long  ->  rdi         "fgMakeTemp is creating a new local variable"
+;* V10 tmp5         [V10    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
+;  V11 tmp6         [V11,T04] (  4,  2.50)     ref  ->  r13         single-def "field V01.array (fldOffset=0x0)" P-INDEP
+;  V12 tmp7         [V12,T06] (  2,  4   )    long  ->  rdi         "argument with side effect"
+;  V13 tmp8         [V13,T13] (  3,  2   )    long  ->  rbx         "argument with side effect"
+;  V14 tmp9         [V14,T15] (  2,  2   )     ref  ->  rdx         single-def "argument with side effect"
+;  V15 tmp10        [V15,T16] (  2,  2   )    long  ->  rdi         "argument with side effect"
+;  V16 rat0         [V16,T07] (  5,  3.75)     ref  ->  rdx         "replacement local"
+;  V17 rat1         [V17,T18] (  3,  1.25)    long  ->  rdi         "CSE for expectedClsNode"
+;  V18 rat2         [V18,T05] (  3,  4   )    long  ->  rdi         "runtime lookup"
+;  V19 rat3         [V19,T02] (  3,  5.60)    long  ->  rdi         "fgMakeTemp is creating a new local variable"
+;  V20 rat4         [V20,T14] (  3,  2   )    long  ->  rdi         "runtime lookup"
+;  V21 rat5         [V21,T08] (  3,  2.80)    long  ->  rdi         "spilling expr"
+;  V22 rat6         [V22,T12] (  3,  2.24)    long  ->  rdi         "fgMakeTemp is creating a new local variable"
+;  V23 rat7         [V23,T09] (  3,  2.80)    long  ->  r12         "fgMakeTemp is creating a new local variable"
+;  V24 rat8         [V24,T10] (  3,  2.80)    long  ->  rax         "fgMakeTemp is creating a new local variable"
 ;
 ; Lcl frame size = 8
 
 G_M29143_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
        push     rax
        lea      rbp, [rsp+0x30]
        mov      qword ptr [rbp-0x30], rdi
        mov      rbx, rdi
        mov      r13, rsi
        mov      r15, rdx
        mov      r14, rcx
 						;; size=32 bbWeight=1 PerfScore 9.50
 G_M29143_IG02:
        mov      rdi, qword ptr [rbx+0x18]
        mov      rdi, qword ptr [rdi+0x18]
        test     rdi, rdi
-       je       SHORT G_M29143_IG07
+       je       SHORT G_M29143_IG08
 						;; size=13 bbWeight=1 PerfScore 5.25
 G_M29143_IG03:
        mov      rsi, r15
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_ISINSTANCEOFINTERFACE
        call     [rax]CORINFO_HELP_ISINSTANCEOFINTERFACE
        mov      r12, rax
        test     r12, r12
-       je       SHORT G_M29143_IG08
+       je       SHORT G_M29143_IG09
 						;; size=23 bbWeight=1 PerfScore 5.00
 G_M29143_IG04:
        mov      edi, dword ptr [r13+0x08]
        mov      rdi, qword ptr [rbx+0x18]
-       mov      rdi, qword ptr [rdi+0x30]
-       test     rdi, rdi
-       je       G_M29143_IG12
-						;; size=21 bbWeight=0.50 PerfScore 3.62
+       cmp      qword ptr [rdi+0x10], 56
+       jle      G_M29143_IG19
+						;; size=19 bbWeight=0.50 PerfScore 4.00
 G_M29143_IG05:
+       mov      rdi, qword ptr [rdi+0x38]
+       test     rdi, rdi
+       je       G_M29143_IG19
+						;; size=13 bbWeight=0.40 PerfScore 1.30
+G_M29143_IG06:
        mov      rsi, r13
        mov      rdx, r12
        mov      rcx, r14
        mov      rax, 0xD1FFAB1E      ; code for System.Linq.Enumerable:SequenceEqual[System.__Canon](System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool
 						;; size=19 bbWeight=0.50 PerfScore 0.50
-G_M29143_IG06:
+G_M29143_IG07:
        add      rsp, 8
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        tail.jmp [rax]System.Linq.Enumerable:SequenceEqual[System.__Canon](System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool
 						;; size=17 bbWeight=0.50 PerfScore 3.62
-G_M29143_IG07:
+G_M29143_IG08:
        mov      rdi, rbx
        mov      rsi, 0xD1FFAB1E      ; global ptr
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_RUNTIMEHANDLE_METHOD
        call     [rax]CORINFO_HELP_RUNTIMEHANDLE_METHOD
        mov      rdi, rax
        jmp      SHORT G_M29143_IG03
 						;; size=30 bbWeight=0.20 PerfScore 1.20
-G_M29143_IG08:
-       mov      rdi, qword ptr [rbx+0x18]
-       mov      rdi, qword ptr [rdi+0x20]
-       test     rdi, rdi
-       je       SHORT G_M29143_IG11
-						;; size=13 bbWeight=0.50 PerfScore 2.62
 G_M29143_IG09:
-       mov      rsi, r13
+       mov      rdi, qword ptr [rbx+0x18]
+       mov      r12, qword ptr [rdi+0x20]
+       test     r12, r12
+       je       SHORT G_M29143_IG17
+						;; size=13 bbWeight=0.50 PerfScore 2.62
+G_M29143_IG10:
+       mov      rdi, qword ptr [rbx+0x18]
+       mov      rax, qword ptr [rdi+0x28]
+       test     rax, rax
+       je       SHORT G_M29143_IG18
+						;; size=13 bbWeight=0.50 PerfScore 2.62
+G_M29143_IG11:
+       mov      rbx, rax
+						;; size=3 bbWeight=0.40 PerfScore 0.10
+G_M29143_IG12:
        mov      rdx, r15
+       test     rdx, rdx
+       je       SHORT G_M29143_IG15
+						;; size=8 bbWeight=0.50 PerfScore 0.75
+G_M29143_IG13:
+       mov      rdi, r12
+       cmp      qword ptr [rdx], rdi
+       je       SHORT G_M29143_IG15
+						;; size=8 bbWeight=0.25 PerfScore 1.06
+G_M29143_IG14:
+       mov      rsi, r15
+       mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_CHKCASTANY
+       call     [rax]CORINFO_HELP_CHKCASTANY
+       mov      rdx, rax
+						;; size=18 bbWeight=0.12 PerfScore 0.47
+G_M29143_IG15:
+       mov      rdi, rbx
+       mov      rsi, r13
        mov      rcx, r14
        mov      rax, 0xD1FFAB1E      ; code for System.Linq.ImmutableArrayExtensions:<SequenceEqual>g__Enumerate|7_0[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool
 						;; size=19 bbWeight=0.50 PerfScore 0.50
-G_M29143_IG10:
+G_M29143_IG16:
        add      rsp, 8
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        tail.jmp [rax]System.Linq.ImmutableArrayExtensions:<SequenceEqual>g__Enumerate|7_0[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool
 						;; size=17 bbWeight=0.50 PerfScore 3.62
-G_M29143_IG11:
+G_M29143_IG17:
        mov      rdi, rbx
        mov      rsi, 0xD1FFAB1E      ; global ptr
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_RUNTIMEHANDLE_METHOD
        call     [rax]CORINFO_HELP_RUNTIMEHANDLE_METHOD
-       mov      rdi, rax
-       jmp      SHORT G_M29143_IG09
+       mov      r12, rax
+       jmp      SHORT G_M29143_IG10
 						;; size=30 bbWeight=0.10 PerfScore 0.60
-G_M29143_IG12:
+G_M29143_IG18:
+       mov      rdi, rbx
+       mov      rsi, 0xD1FFAB1E      ; global ptr
+       mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_RUNTIMEHANDLE_METHOD
+       call     [rax]CORINFO_HELP_RUNTIMEHANDLE_METHOD
+       mov      rbx, rax
+       jmp      G_M29143_IG12
+						;; size=33 bbWeight=0.10 PerfScore 0.60
+G_M29143_IG19:
        mov      rdi, rbx
        mov      rsi, 0xD1FFAB1E      ; global ptr
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_RUNTIMEHANDLE_METHOD
        call     [rax]CORINFO_HELP_RUNTIMEHANDLE_METHOD
        mov      rdi, rax
-       jmp      G_M29143_IG05
-						;; size=33 bbWeight=0.10 PerfScore 0.60
+       jmp      G_M29143_IG06
+						;; size=33 bbWeight=0.18 PerfScore 1.08
 
-; Total bytes of code 267, prolog size 32, PerfScore 36.65, instruction count 74, allocated bytes for code 267 (MethodHash=45ed8e28) for method System.Linq.ImmutableArrayExtensions:SequenceEqual[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool (FullOpts)
+; Total bytes of code 361, prolog size 32, PerfScore 44.41, instruction count 97, allocated bytes for code 361 (MethodHash=45ed8e28) for method System.Linq.ImmutableArrayExtensions:SequenceEqual[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool (FullOpts)
 ; ============================================================

[MihuBot]

Top method improvements

-84 (-13.86 % of base) - System.Linq.ImmutableArrayExtensions:g__Enumerate|7_0[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool

 ; Assembly listing for method System.Linq.ImmutableArrayExtensions:<SequenceEqual>g__Enumerate|7_0[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool (FullOpts)
 ; Emitting BLENDED_CODE for generic X64 + VEX + EVEX on Unix
 ; FullOpts code
 ; optimized code
 ; rbp based frame
 ; fully interruptible
 ; No PGO data
 ; 0 inlinees with PGO data; 3 single block inlinees; 1 inlinees without PGO data
 ; Final local variable assignments
 ;
-;  V00 TypeCtx      [V00,T06] ( 12, 34.04)    long  ->  rbx         single-def
+;  V00 TypeCtx      [V00,T06] ( 11, 26.04)    long  ->  rbx         single-def
 ;* V01 arg0         [V01    ] (  0,  0   )  struct ( 8) zero-ref    ld-addr-op single-def <System.Collections.Immutable.ImmutableArray`1[System.__Canon]>
-;  V02 arg1         [V02,T18] (  4,  4   )     ref  ->  r13         class-hnd single-def <System.Collections.Generic.IEnumerable`1[System.__Canon]>
-;  V03 arg2         [V03,T14] (  5, 12   )     ref  ->  r15         class-hnd <System.Collections.Generic.IEqualityComparer`1[System.__Canon]>
-;  V04 loc0         [V04,T24] (  2,  2   )     int  ->  rbx        
-;  V05 loc1         [V05,T16] (  3, 10   )     int  ->  [rbp-0x34]  spill-single-def
-;  V06 loc2         [V06,T12] (  6, 19   )     ref  ->  [rbp-0x50]  class-hnd EH-live spill-single-def <System.Collections.Generic.IEnumerator`1[System.__Canon]>
-;  V07 loc3         [V07,T13] (  3, 18   )     ref  ->  r13         class-hnd <System.__Canon>
-;  V08 loc4         [V08,T25] (  2,  2   )   ubyte  ->  [rbp-0x38]  do-not-enreg[Z] EH-live
+;  V02 arg1         [V02,T13] (  4,  4   )     ref  ->  r13         class-hnd single-def <System.Collections.Generic.IEnumerable`1[System.__Canon]>
+;  V03 arg2         [V03,T09] (  5, 12   )     ref  ->  r15         class-hnd <System.Collections.Generic.IEqualityComparer`1[System.__Canon]>
+;  V04 loc0         [V04,T19] (  2,  2   )     int  ->  rbx        
+;  V05 loc1         [V05,T11] (  3, 10   )     int  ->  [rbp-0x34]  spill-single-def
+;  V06 loc2         [V06,T07] (  6, 19   )     ref  ->  [rbp-0x48]  class-hnd EH-live spill-single-def <System.Collections.Generic.IEnumerator`1[System.__Canon]>
+;  V07 loc3         [V07,T08] (  2, 16   )     ref  ->  r13         class-hnd <System.__Canon>
+;  V08 loc4         [V08,T20] (  2,  2   )   ubyte  ->  [rbp-0x38]  do-not-enreg[Z] EH-live
 ;# V09 OutArgs      [V09    ] (  1,  1   )  struct ( 0) [rsp+0x00]  do-not-enreg[XS] addr-exposed "OutgoingArgSpace" <Empty>
 ;* V10 tmp1         [V10    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
 ;* V11 tmp2         [V11    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
-;  V12 tmp3         [V12,T19] (  4,  6   )    long  ->  r11         "spilling helperCall"
-;  V13 tmp4         [V13,T01] (  4, 48   )    long  ->  r11         "spilling helperCall"
+;  V12 tmp3         [V12,T14] (  4,  6   )    long  ->  r11         "spilling helperCall"
+;  V13 tmp4         [V13,T00] (  4, 48   )    long  ->  r11         "spilling helperCall"
 ;* V14 tmp5         [V14    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
-;  V15 tmp6         [V15,T02] (  4, 48   )    long  ->  [rbp-0x40]  "spilling helperCall"
+;  V15 tmp6         [V15,T01] (  4, 48   )    long  ->  r11         "spilling helperCall"
 ;* V16 tmp7         [V16    ] (  0,  0   )    long  ->  zero-ref    "spilling helperCall"
 ;* V17 tmp8         [V17    ] (  0,  0   )    long  ->  zero-ref    "Inlining Arg"
-;  V18 tmp9         [V18,T15] (  3, 10   )     ref  ->  r14         single-def "field V01.array (fldOffset=0x0)" P-INDEP
-;  V19 tmp10        [V19,T08] (  2, 32   )     ref  ->   r9         "argument with side effect"
-;  V20 tmp11        [V20,T09] (  2, 32   )     ref  ->  [rbp-0x58]  spill-single-def "argument with side effect"
-;  V21 cse0         [V21,T17] (  3, 10   )     int  ->  [rbp-0x44]  spill-single-def "CSE #01: moderate"
-;  V22 rat0         [V22,T05] (  7, 42   )    long  ->  r12         "Widened IV V04"
-;  V23 rat1         [V23,T10] (  2, 24   )    long  ->  rdi         "Spilling to split statement for tree"
-;  V24 rat2         [V24,T00] (  5, 60   )     ref  ->   r9         "replacement local"
-;  V25 rat3         [V25,T11] (  3, 20   )    long  ->  rdi         "CSE for expectedClsNode"
-;  V26 rat4         [V26,T23] (  3,  4   )    long  ->  rdi         "runtime lookup"
-;  V27 rat5         [V27,T20] (  3,  5.60)    long  ->  rdi         "spilling expr"
-;  V28 rat6         [V28,T22] (  3,  4.48)    long  ->  rdi         "fgMakeTemp is creating a new local variable"
-;  V29 rat7         [V29,T21] (  3,  5.60)    long  ->  r11         "fgMakeTemp is creating a new local variable"
-;  V30 rat8         [V30,T03] (  3, 44.80)    long  ->  r11         "fgMakeTemp is creating a new local variable"
-;  V31 rat9         [V31,T04] (  3, 44.80)    long  ->  rdi         "spilling expr"
-;  V32 rat10        [V32,T07] (  3, 35.84)    long  ->  rcx         "fgMakeTemp is creating a new local variable"
+;  V18 tmp9         [V18,T10] (  3, 10   )     ref  ->  r14         single-def "field V01.array (fldOffset=0x0)" P-INDEP
+;  V19 cse0         [V19,T12] (  3, 10   )     int  ->  [rbp-0x3C]  spill-single-def "CSE #01: moderate"
+;  V20 rat0         [V20,T04] (  7, 42   )    long  ->  r12         "Widened IV V04"
+;  V21 rat1         [V21,T18] (  3,  4   )    long  ->  rdi         "runtime lookup"
+;  V22 rat2         [V22,T15] (  3,  5.60)    long  ->  rdi         "spilling expr"
+;  V23 rat3         [V23,T17] (  3,  4.48)    long  ->  rdi         "fgMakeTemp is creating a new local variable"
+;  V24 rat4         [V24,T16] (  3,  5.60)    long  ->  r11         "fgMakeTemp is creating a new local variable"
+;  V25 rat5         [V25,T02] (  3, 44.80)    long  ->  r11         "fgMakeTemp is creating a new local variable"
+;  V26 rat6         [V26,T03] (  3, 44.80)    long  ->  rdi         "spilling expr"
+;  V27 rat7         [V27,T05] (  3, 35.84)    long  ->  r11         "fgMakeTemp is creating a new local variable"
 ;
-; Lcl frame size = 56
+; Lcl frame size = 40
 
 G_M36738_IG01:
        push     rbp
        push     r15
        push     r14
        push     r13
        push     r12
        push     rbx
-       sub      rsp, 56
-       lea      rbp, [rsp+0x60]
+       sub      rsp, 40
+       lea      rbp, [rsp+0x50]
        mov      qword ptr [rbp-0x30], rdi
        mov      rbx, rdi
        mov      r14, rsi
        mov      r13, rdx
        mov      r15, rcx
 						;; size=35 bbWeight=1 PerfScore 8.75
 G_M36738_IG02:
        test     r13, r13
-       je       G_M36738_IG26
+       je       G_M36738_IG23
        test     r15, r15
        jne      SHORT G_M36738_IG05
        mov      rdi, qword ptr [rbx+0x18]
        cmp      qword ptr [rdi+0x10], 64
-       jle      G_M36738_IG24
+       jle      G_M36738_IG21
 						;; size=29 bbWeight=1 PerfScore 8.50
 G_M36738_IG03:
        mov      rdi, qword ptr [rdi+0x40]
        test     rdi, rdi
-       je       G_M36738_IG24
+       je       G_M36738_IG21
 						;; size=13 bbWeight=0.80 PerfScore 2.60
 G_M36738_IG04:
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_GET_GCSTATIC_BASE
        call     [rax]CORINFO_HELP_GET_GCSTATIC_BASE
        mov      r15, gword ptr [rax]
 						;; size=15 bbWeight=1 PerfScore 5.25
 G_M36738_IG05:
        xor      r12d, r12d
        mov      eax, dword ptr [r14+0x08]
-       mov      dword ptr [rbp-0x44], eax
+       mov      dword ptr [rbp-0x3C], eax
        mov      dword ptr [rbp-0x34], eax
        mov      rdi, qword ptr [rbx+0x18]
        mov      r11, qword ptr [rdi+0x28]
        test     r11, r11
-       je       G_M36738_IG25
+       je       G_M36738_IG22
 						;; size=30 bbWeight=1 PerfScore 9.50
 G_M36738_IG06:
        mov      rdi, r13
        call     [r11]
-       mov      gword ptr [rbp-0x50], rax
+       mov      gword ptr [rbp-0x48], rax
 						;; size=10 bbWeight=1 PerfScore 4.25
 G_M36738_IG07:
        mov      rdi, rax
        mov      r11, 0xD1FFAB1E      ; code for System.Collections.IEnumerator:MoveNext():bool:this
        call     [r11]System.Collections.IEnumerator:MoveNext():bool:this
        test     eax, eax
-       je       G_M36738_IG22
+       je       G_M36738_IG19
        mov      rdi, qword ptr [rbx+0x18]
        mov      r11, qword ptr [rdi+0x30]
        test     r11, r11
        je       SHORT G_M36738_IG10
 						;; size=37 bbWeight=8 PerfScore 80.00
 G_M36738_IG08:
-       mov      rdi, gword ptr [rbp-0x50]
+       mov      rdi, gword ptr [rbp-0x48]
        call     [r11]
        mov      r13, rax
        mov      eax, dword ptr [rbp-0x34]
        cmp      r12d, eax
        jne      SHORT G_M36738_IG11
 						;; size=18 bbWeight=8 PerfScore 52.00
 G_M36738_IG09:
        xor      edi, edi
        mov      dword ptr [rbp-0x38], edi
-       jmp      G_M36738_IG19
-						;; size=10 bbWeight=1 PerfScore 3.25
+       jmp      SHORT G_M36738_IG16
+						;; size=7 bbWeight=1 PerfScore 3.25
 G_M36738_IG10:
        mov      rdi, rbx
        mov      rsi, 0xD1FFAB1E      ; global ptr
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_RUNTIMEHANDLE_METHOD
        call     [rax]CORINFO_HELP_RUNTIMEHANDLE_METHOD
        mov      r11, rax
        jmp      SHORT G_M36738_IG08
 						;; size=30 bbWeight=1.60 PerfScore 9.60
 G_M36738_IG11:
        mov      rdi, qword ptr [rbx+0x18]
        cmp      qword ptr [rdi+0x10], 56
-       jle      SHORT G_M36738_IG17
+       jle      SHORT G_M36738_IG14
 						;; size=11 bbWeight=8 PerfScore 48.00
 G_M36738_IG12:
-       mov      rcx, qword ptr [rdi+0x38]
-       test     rcx, rcx
-       je       SHORT G_M36738_IG17
+       mov      r11, qword ptr [rdi+0x38]
+       test     r11, r11
+       je       SHORT G_M36738_IG14
 						;; size=9 bbWeight=6.40 PerfScore 20.80
 G_M36738_IG13:
-       cmp      r12d, dword ptr [rbp-0x44]
-       jae      G_M36738_IG18
-       mov      r8, gword ptr [r14+8*r12+0x10]
-       mov      gword ptr [rbp-0x58], r8
-       mov      rdi, qword ptr [rbx+0x18]
-       mov      rdi, qword ptr [rdi+0x08]
-       mov      r9, r13
-       test     r9, r9
-       mov      r8, gword ptr [rbp-0x58]
-       je       SHORT G_M36738_IG16
-						;; size=39 bbWeight=8 PerfScore 100.00
-G_M36738_IG14:
-       cmp      qword ptr [r9], rdi
-       je       SHORT G_M36738_IG16
-						;; size=5 bbWeight=4 PerfScore 16.00
-G_M36738_IG15:
-       mov      qword ptr [rbp-0x40], rcx
-       mov      rsi, r13
-       mov      r9, 0xD1FFAB1E      ; code for CORINFO_HELP_CHKCASTANY
-       call     [r9]CORINFO_HELP_CHKCASTANY
-       mov      r9, rax
-       mov      rcx, qword ptr [rbp-0x40]
-       mov      r8, gword ptr [rbp-0x58]
-						;; size=31 bbWeight=2 PerfScore 13.50
-G_M36738_IG16:
-       mov      rdx, r9
-       mov      rsi, r8
-       mov      r11, rcx
+       cmp      r12d, dword ptr [rbp-0x3C]
+       jae      SHORT G_M36738_IG15
+       mov      rsi, gword ptr [r14+8*r12+0x10]
        mov      rdi, r15
-       call     [rcx]
+       mov      rdx, r13
+       call     [r11]
        test     eax, eax
-       je       G_M36738_IG09
+       je       SHORT G_M36738_IG09
        inc      r12d
-       mov      rax, gword ptr [rbp-0x50]
+       mov      rax, gword ptr [rbp-0x48]
        jmp      G_M36738_IG07
-						;; size=34 bbWeight=8 PerfScore 68.00
-G_M36738_IG17:
+						;; size=36 bbWeight=8 PerfScore 104.00
+G_M36738_IG14:
        mov      rdi, rbx
        mov      rsi, 0xD1FFAB1E      ; global ptr
        mov      rcx, 0xD1FFAB1E      ; code for CORINFO_HELP_RUNTIMEHANDLE_METHOD
        call     [rcx]CORINFO_HELP_RUNTIMEHANDLE_METHOD
-       mov      qword ptr [rbp-0x40], rax
-       mov      rcx, qword ptr [rbp-0x40]
-       jmp      G_M36738_IG13
-						;; size=38 bbWeight=2.88 PerfScore 22.32
-G_M36738_IG18:
+       mov      r11, rax
+       jmp      SHORT G_M36738_IG13
+						;; size=30 bbWeight=2.88 PerfScore 17.28
+G_M36738_IG15:
        call     CORINFO_HELP_RNGCHKFAIL
        int3     
 						;; size=6 bbWeight=0 PerfScore 0.00
-G_M36738_IG19:
-       call     G_M36738_IG27
+G_M36738_IG16:
+       call     G_M36738_IG24
        nop      
 						;; size=6 bbWeight=1 PerfScore 1.25
-G_M36738_IG20:
+G_M36738_IG17:
        mov      eax, dword ptr [rbp-0x38]
 						;; size=3 bbWeight=1 PerfScore 1.00
-G_M36738_IG21:
-       add      rsp, 56
+G_M36738_IG18:
+       add      rsp, 40
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=1 PerfScore 4.25
-G_M36738_IG22:
+G_M36738_IG19:
        mov      ebx, r12d
-       mov      rdi, gword ptr [rbp-0x50]
+       mov      rdi, gword ptr [rbp-0x48]
        mov      r11, 0xD1FFAB1E      ; code for System.IDisposable:Dispose():this
        call     [r11]System.IDisposable:Dispose():this
        cmp      ebx, dword ptr [rbp-0x34]
        sete     al
        movzx    rax, al
 						;; size=29 bbWeight=1 PerfScore 7.75
-G_M36738_IG23:
-       add      rsp, 56
+G_M36738_IG20:
+       add      rsp, 40
        pop      rbx
        pop      r12
        pop      r13
        pop      r14
        pop      r15
        pop      rbp
        ret      
 						;; size=15 bbWeight=1 PerfScore 4.25
-G_M36738_IG24:
+G_M36738_IG21:
        mov      rdi, rbx
        mov      rsi, 0xD1FFAB1E      ; global ptr
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_RUNTIMEHANDLE_METHOD
        call     [rax]CORINFO_HELP_RUNTIMEHANDLE_METHOD
        mov      rdi, rax
        jmp      G_M36738_IG04
 						;; size=33 bbWeight=0.36 PerfScore 2.16
-G_M36738_IG25:
+G_M36738_IG22:
        mov      rdi, rbx
        mov      rsi, 0xD1FFAB1E      ; global ptr
        mov      rdx, 0xD1FFAB1E      ; code for CORINFO_HELP_RUNTIMEHANDLE_METHOD
        call     [rdx]CORINFO_HELP_RUNTIMEHANDLE_METHOD
        mov      r11, rax
        jmp      G_M36738_IG06
 						;; size=33 bbWeight=0.20 PerfScore 1.20
-G_M36738_IG26:
+G_M36738_IG23:
        mov      edi, 0x47B
        mov      rsi, 0xD1FFAB1E
        mov      rax, 0xD1FFAB1E      ; code for CORINFO_HELP_STRCNS
        call     [rax]CORINFO_HELP_STRCNS
        mov      rdi, rax
        mov      rax, 0xD1FFAB1E      ; code for System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        call     [rax]System.Collections.Immutable.Requires:FailArgumentNullException(System.String)
        int3     
 						;; size=43 bbWeight=0 PerfScore 0.00
-G_M36738_IG27:
+G_M36738_IG24:
        push     rax
 						;; size=1 bbWeight=1 PerfScore 1.00
-G_M36738_IG28:
-       mov      rdi, gword ptr [rbp-0x50]
+G_M36738_IG25:
+       mov      rdi, gword ptr [rbp-0x48]
        test     rdi, rdi
-       je       SHORT G_M36738_IG29
+       je       SHORT G_M36738_IG26
        mov      r11, 0xD1FFAB1E      ; code for System.IDisposable:Dispose():this
        call     [r11]System.IDisposable:Dispose():this
 						;; size=22 bbWeight=1 PerfScore 5.50
-G_M36738_IG29:
+G_M36738_IG26:
        nop      
 						;; size=1 bbWeight=1 PerfScore 0.25
-G_M36738_IG30:
+G_M36738_IG27:
        add      rsp, 8
        ret      
 						;; size=5 bbWeight=1 PerfScore 1.25
 
-; Total bytes of code 606, prolog size 35, PerfScore 502.18, instruction count 160, allocated bytes for code 606 (MethodHash=136f707d) for method System.Linq.ImmutableArrayExtensions:<SequenceEqual>g__Enumerate|7_0[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool (FullOpts)
+; Total bytes of code 522, prolog size 35, PerfScore 403.64, instruction count 141, allocated bytes for code 522 (MethodHash=136f707d) for method System.Linq.ImmutableArrayExtensions:<SequenceEqual>g__Enumerate|7_0[System.__Canon,System.__Canon](System.Collections.Immutable.ImmutableArray`1[System.__Canon],System.Collections.Generic.IEnumerable`1[System.__Canon],System.Collections.Generic.IEqualityComparer`1[System.__Canon]):bool (FullOpts)
 ; ============================================================

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