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00007ff8`3bfcfe50 System.Text.Json.Tests.ScartchPerf.BeforeUtf16()

00007ff8`3bfdfe40 System.Text.Json.Tests.ScartchPerf.AfterUtf16()

00007ff8`3bfce020 55 push rbp

00007ff8`3bfde020 55 push rbp

00007ff8`3bfce021 4883ec40 sub rsp,40h

00007ff8`3bfde021 4883ec40 sub rsp,40h

00007ff8`3bfce025 c5f877 vzeroupper

00007ff8`3bfde025 c5f877 vzeroupper

00007ff8`3bfce028 488d6c2440 lea rbp,[rsp+40h]

00007ff8`3bfde028 488d6c2440 lea rbp,[rsp+40h]

00007ff8`3bfce02d 33c0 xor eax,eax

00007ff8`3bfde02d 33c0 xor eax,eax

00007ff8`3bfce02f 488945f0 mov qword ptr [rbp-10h],rax

00007ff8`3bfde02f 488945f0 mov qword ptr [rbp-10h],rax

00007ff8`3bfce033 488945e0 mov qword ptr [rbp-20h],rax

00007ff8`3bfde033 488945e0 mov qword ptr [rbp-20h],rax

00007ff8`3bfce037 48894d10 mov qword ptr [rbp+10h],rcx

00007ff8`3bfde037 48894d10 mov qword ptr [rbp+10h],rcx

00007ff8`3bfce03b 488b5510 mov rdx,qword ptr [rbp+10h]

00007ff8`3bfde03b 488b5510 mov rdx,qword ptr [rbp+10h]

00007ff8`3bfce03f 488b5208 mov rdx,qword ptr [rdx+8]

00007ff8`3bfde03f 488b5208 mov rdx,qword ptr [rdx+8]

00007ff8`3bfce043 488d4df0 lea rcx,[rbp-10h]

00007ff8`3bfde043 488d4df0 lea rcx,[rbp-10h]

00007ff8`3bfce047 e89467d6ff call 00007ff8`3bd347e0

00007ff8`3bfde047 e89467d6ff call 00007ff8`3bd447e0

00007ff8`3bfce04c c5fa6f45f0 vmovdqu xmm0,xmmword ptr [rbp-10h]

00007ff8`3bfde04c c5fa6f45f0 vmovdqu xmm0,xmmword ptr [rbp-10h]

00007ff8`3bfce051 c5fa7f45e0 vmovdqu xmmword ptr [rbp-20h],xmm0

00007ff8`3bfde051 c5fa7f45e0 vmovdqu xmmword ptr [rbp-20h],xmm0

00007ff8`3bfce056 488d4de0 lea rcx,[rbp-20h]

00007ff8`3bfde056 488d4de0 lea rcx,[rbp-20h]

00007ff8`3bfce05a 488b5510 mov rdx,qword ptr [rbp+10h]

00007ff8`3bfde05a 488b5510 mov rdx,qword ptr [rbp+10h]

00007ff8`3bfce05e 488b5218 mov rdx,qword ptr [rdx+18h]

00007ff8`3bfde05e 488b5218 mov rdx,qword ptr [rdx+18h]

00007ff8`3bfce062 e8d1fad7ff call 00007ff8`3bd4db38

00007ff8`3bfde062 e8c1fad7ff call 00007ff8`3bd5db28

00007ff8`3bfce067 90 nop

00007ff8`3bfde067 90 nop

00007ff8`3bfce068 488d6500 lea rsp,[rbp]

00007ff8`3bfde068 488d6500 lea rsp,[rbp]

00007ff8`3bfce06c 5d pop rbp

00007ff8`3bfde06c 5d pop rbp

00007ff8`3bfce06d c3 ret

00007ff8`3bfde06d c3 ret

00007ff8`3bfce06e cc int 3

00007ff8`3bfde06e cc int 3

00007ff8`3bfce06f cc int 3

00007ff8`3bfde06f cc int 3

00007ff8`3bfce070 190502000572 sbb dword ptr [00007ff8`ae01e078],eax

00007ff8`3bfde070 190502000572 sbb dword ptr [00007ff8`ae02e078],eax

00007ff8`3bfce076 015040 add dword ptr [rax+40h],edx

00007ff8`3bfde076 015040 add dword ptr [rax+40h],edx

00007ff8`3bfce079 0000 add byte ptr [rax],al

00007ff8`3bfde079 0000 add byte ptr [rax],al

00007ff8`3bfce07b 0000 add byte ptr [rax],al

00007ff8`3bfde07b 0000 add byte ptr [rax],al

00007ff8`3bfce07d 0000 add byte ptr [rax],al

00007ff8`3bfde07d 0000 add byte ptr [rax],al

00007ff8`3bfce07f 0000 add byte ptr [rax],al

00007ff8`3bfde07f 0000 add byte ptr [rax],al

00007ff8`3bfce081 0000 add byte ptr [rax],al

00007ff8`3bfde081 0000 add byte ptr [rax],al

00007ff8`3bfce083 0000 add byte ptr [rax],al

00007ff8`3bfde083 0000 add byte ptr [rax],al

00007ff8`3bfce085 0000 add byte ptr [rax],al

00007ff8`3bfde085 0000 add byte ptr [rax],al

00007ff8`3bfcfec0 System.String.op_Implicit(System.String)

00007ff8`3bfdfeb0 System.String.op_Implicit(System.String)

00007ff8`9b209090 0f1f440000 nop dword ptr [rax+rax]

00007ff8`9b209095 488bc1 mov rax,rcx

00007ff8`9b209098 4885d2 test rdx,rdx

00007ff8`9b20909b 740e je System_Private_CoreLib+0x4090ab (00007ff8`9b2090ab)

00007ff8`9b20909d 488d4a0c lea rcx,[rdx+0Ch]

00007ff8`9b2090a1 8b5208 mov edx,dword ptr [rdx+8]

00007ff8`9b2090a4 488908 mov qword ptr [rax],rcx

00007ff8`9b2090a7 895008 mov dword ptr [rax+8],edx

00007ff8`9b2090aa c3 ret

00007ff8`9b2090ab 33d2 xor edx,edx

00007ff8`9b2090ad 488910 mov qword ptr [rax],rdx

00007ff8`9b2090b0 33d2 xor edx,edx

00007ff8`9b2090b2 895008 mov dword ptr [rax+8],edx

00007ff8`9b2090b5 c3 ret

00007ff8`9b2090b6 cc int 3

00007ff8`9b2090b7 cc int 3

00007ff8`9b2090b8 cc int 3

00007ff8`9b2090b9 cc int 3

00007ff8`9b2090ba cc int 3

00007ff8`9b2090bb cc int 3

00007ff8`9b2090bc cc int 3

00007ff8`9b2090bd cc int 3

00007ff8`9b2090be cc int 3

00007ff8`9b2090bf cc int 3

00007ff8`9b2090c0 4156 push r14

00007ff8`9b2090c2 57 push rdi

00007ff8`9b2090c3 56 push rsi

00007ff8`9b2090c4 55 push rbp

00007ff8`9b2090c5 53 push rbx

00007ff8`9b2090c6 4883ec50 sub rsp,50h

00007ff8`9b2090ca 33c0 xor eax,eax

00007ff8`9b2090cc 4889442448 mov qword ptr [rsp+48h],rax

00007ff8`9b2090d1 4889442440 mov qword ptr [rsp+40h],rax

00007ff8`3bfcff00 System.Text.Json.Tests.ScartchPerf.NeedsEscaping(System.ReadOnlySpan`1, System.Text.Encodings.Web.JavaScriptEncoder)

00007ff8`3bfdfef0 System.Text.Json.Tests.ScartchPerf.NeedsEscapingNew(System.ReadOnlySpan`1, System.Text.Encodings.Web.JavaScriptEncoder)

00007ff8`3bfce090 55 push rbp

00007ff8`3bfde090 55 push rbp

00007ff8`3bfce091 4883ec50 sub rsp,50h

00007ff8`3bfde091 4883ec50 sub rsp,50h

00007ff8`3bfce095 488d6c2450 lea rbp,[rsp+50h]

00007ff8`3bfde095 488d6c2450 lea rbp,[rsp+50h]

00007ff8`3bfce09a 33c0 xor eax,eax

00007ff8`3bfde09a 33c0 xor eax,eax

00007ff8`3bfce09c 488945f8 mov qword ptr [rbp-8],rax

00007ff8`3bfde09c 488945f8 mov qword ptr [rbp-8],rax

00007ff8`3bfce0a0 488945f0 mov qword ptr [rbp-10h],rax

00007ff8`3bfde0a0 488945f0 mov qword ptr [rbp-10h],rax

00007ff8`3bfce0a4 8945ec mov dword ptr [rbp-14h],eax

00007ff8`3bfde0a4 488945e8 mov qword ptr [rbp-18h],rax

00007ff8`3bfce0a7 488945e0 mov qword ptr [rbp-20h],rax

00007ff8`3bfde0a8 48894d10 mov qword ptr [rbp+10h],rcx

00007ff8`3bfce0ab 48894d10 mov qword ptr [rbp+10h],rcx

00007ff8`3bfde0ac 48895518 mov qword ptr [rbp+18h],rdx

00007ff8`3bfce0af 48895518 mov qword ptr [rbp+18h],rdx

00007ff8`3bfde0b0 488b4d10 mov rcx,qword ptr [rbp+10h]

00007ff8`3bfce0b3 488b4d10 mov rcx,qword ptr [rbp+10h]

00007ff8`3bfde0b4 e8a7efd6ff call 00007ff8`3bd4d060

00007ff8`3bfce0b7 e81cf0d6ff call 00007ff8`3bd3d0d8

00007ff8`3bfde0b9 85c0 test eax,eax

00007ff8`3bfce0bc 488945f0 mov qword ptr [rbp-10h],rax

00007ff8`3bfde0bb 740b je 00007ff8`3bfde0c8

00007ff8`3bfce0c0 488b4df0 mov rcx,qword ptr [rbp-10h]

00007ff8`3bfde0bd b8ffffffff mov eax,0FFFFFFFFh

00007ff8`3bfce0c4 48894dd8 mov qword ptr [rbp-28h],rcx

00007ff8`3bfde0c2 488d6500 lea rsp,[rbp]

00007ff8`3bfce0c8 488b4dd8 mov rcx,qword ptr [rbp-28h]

00007ff8`3bfde0c6 5d pop rbp

00007ff8`3bfce0cc 48894df8 mov qword ptr [rbp-8],rcx

00007ff8`3bfde0c7 c3 ret

00007ff8`3bfce0d0 33c9 xor ecx,ecx

00007ff8`3bfde0c8 488b4d10 mov rcx,qword ptr [rbp+10h]

00007ff8`3bfce0d2 894dec mov dword ptr [rbp-14h],ecx

00007ff8`3bfde0cc e807f0d6ff call 00007ff8`3bd4d0d8

00007ff8`3bfce0d5 488b4d10 mov rcx,qword ptr [rbp+10h]

00007ff8`3bfde0d1 488945f0 mov qword ptr [rbp-10h],rax

00007ff8`3bfce0d9 e882efd6ff call 00007ff8`3bd3d060

00007ff8`3bfde0d5 488b45f0 mov rax,qword ptr [rbp-10h]

00007ff8`3bfce0de 85c0 test eax,eax

00007ff8`3bfde0d9 488945e0 mov qword ptr [rbp-20h],rax

00007ff8`3bfce0e0 7409 je 00007ff8`3bfce0eb

00007ff8`3bfde0dd 488b45e0 mov rax,qword ptr [rbp-20h]

00007ff8`3bfce0e2 c745ecffffffff mov dword ptr [rbp-14h],0FFFFFFFFh

00007ff8`3bfde0e1 488945f8 mov qword ptr [rbp-8],rax

00007ff8`3bfce0e9 eb41 jmp 00007ff8`3bfce12c

00007ff8`3bfde0e5 488b4518 mov rax,qword ptr [rbp+18h]

00007ff8`3bfce0eb 488b4518 mov rax,qword ptr [rbp+18h]

00007ff8`3bfde0e9 488945e8 mov qword ptr [rbp-18h],rax

00007ff8`3bfce0ef 488945e0 mov qword ptr [rbp-20h],rax

00007ff8`3bfde0ed 48837d1800 cmp qword ptr [rbp+18h],0

00007ff8`3bfce0f3 48837d1800 cmp qword ptr [rbp+18h],0

00007ff8`3bfde0f2 7509 jne 00007ff8`3bfde0fd

00007ff8`3bfce0f8 7509 jne 00007ff8`3bfce103

00007ff8`3bfde0f4 e8dff6d9ff call 00007ff8`3bd7d7d8

00007ff8`3bfce0fa e8d9f6d9ff call 00007ff8`3bd6d7d8

00007ff8`3bfde0f9 488945e8 mov qword ptr [rbp-18h],rax

00007ff8`3bfce0ff 488945e0 mov qword ptr [rbp-20h],rax

00007ff8`3bfde0fd 488b4d10 mov rcx,qword ptr [rbp+10h]

00007ff8`3bfce103 488b4d10 mov rcx,qword ptr [rbp+10h]

00007ff8`3bfde101 e852efd6ff call 00007ff8`3bd4d058

00007ff8`3bfce107 e84cefd6ff call 00007ff8`3bd3d058

00007ff8`3bfde106 8945dc mov dword ptr [rbp-24h],eax

00007ff8`3bfce10c 8945d4 mov dword ptr [rbp-2Ch],eax

00007ff8`3bfde109 448b45dc mov r8d,dword ptr [rbp-24h]

00007ff8`3bfce10f 448b45d4 mov r8d,dword ptr [rbp-2Ch]

00007ff8`3bfde10d 488b55f8 mov rdx,qword ptr [rbp-8]

00007ff8`3bfce113 488b55f8 mov rdx,qword ptr [rbp-8]

00007ff8`3bfde111 488b4de8 mov rcx,qword ptr [rbp-18h]

00007ff8`3bfce117 488b4de0 mov rcx,qword ptr [rbp-20h]

00007ff8`3bfde115 488b45e8 mov rax,qword ptr [rbp-18h]

00007ff8`3bfce11b 488b45e0 mov rax,qword ptr [rbp-20h]

00007ff8`3bfde119 488b00 mov rax,qword ptr [rax]

00007ff8`3bfce11f 488b00 mov rax,qword ptr [rax]

00007ff8`3bfde11c 488b4040 mov rax,qword ptr [rax+40h]

00007ff8`3bfce122 488b4040 mov rax,qword ptr [rax+40h]

00007ff8`3bfde120 ff5028 call qword ptr [rax+28h]

00007ff8`3bfce126 ff5028 call qword ptr [rax+28h]

00007ff8`3bfde123 90 nop

00007ff8`3bfce129 8945ec mov dword ptr [rbp-14h],eax

00007ff8`3bfde124 488d6500 lea rsp,[rbp]

00007ff8`3bfce12c 8b45ec mov eax,dword ptr [rbp-14h]

00007ff8`3bfde128 5d pop rbp

00007ff8`3bfce12f 488d6500 lea rsp,[rbp]

00007ff8`3bfde129 c3 ret

00007ff8`3bfce133 5d pop rbp

00007ff8`3bfde12a 0000 add byte ptr [rax],al

00007ff8`3bfce134 c3 ret

00007ff8`3bfde12c 190502000592 sbb dword ptr [00007ff7`ce02e134],eax

00007ff8`3bfce135 0000 add byte ptr [rax],al

00007ff8`3bfde132 015040 add dword ptr [rax+40h],edx

00007ff8`3bfce137 0019 add byte ptr [rcx],bl

00007ff8`3bfde135 0000 add byte ptr [rax],al

00007ff8`3bfce139 0502000592 add eax,92050002h

00007ff8`3bfde137 00d8 add al,bl

00007ff8`3bfce13e 015040 add dword ptr [rax+40h],edx

00007ff8`3bfde139 c4 ???

00007ff8`3bfce141 0000 add byte ptr [rax],al

00007ff8`3bfde13a 07 ???

00007ff8`3bfce143 0000 add byte ptr [rax],al

00007ff8`3bfde13b 3cf8 cmp al,0F8h

00007ff8`3bfce145 0000 add byte ptr [rax],al

00007ff8`3bfde13d 7f00 jg 00007ff8`3bfde13f

00007ff8`3bfce147 00e0 add al,ah

00007ff8`3bfde13f 004156 add byte ptr [rcx+56h],al

00007ff8`3bfce149 c4 ???

00007ff8`3bfde142 57 push rdi

00007ff8`3bfce14a 06 ???

00007ff8`3bfce14b 3cf8 cmp al,0F8h

00007ff8`3bfce14d 7f00 jg 00007ff8`3bfce14f

00007ff8`3bfcffa0 System.ReadOnlySpan`1[[System.Char, System.Private.CoreLib]].get_IsEmpty()

00007ff8`3bfdff70 System.ReadOnlySpan`1[[System.Char, System.Private.CoreLib]].get_IsEmpty()

00007ff8`9b482c60 0f1f440000 nop dword ptr [rax+rax]

00007ff8`9b482c65 83790800 cmp dword ptr [rcx+8],0

00007ff8`9b482c69 0f96c0 setbe al

00007ff8`9b482c6c 0fb6c0 movzx eax,al

00007ff8`9b482c6f c3 ret

00007ff8`9b482c70 0f1f440000 nop dword ptr [rax+rax]

00007ff8`9b482c75 488b01 mov rax,qword ptr [rcx]

00007ff8`9b482c78 8b4908 mov ecx,dword ptr [rcx+8]

00007ff8`9b482c7b 4c8b02 mov r8,qword ptr [rdx]

00007ff8`9b482c7e 8b5208 mov edx,dword ptr [rdx+8]

00007ff8`9b482c81 3bca cmp ecx,edx

00007ff8`9b482c83 750b jne System_Private_CoreLib+0x682c90 (00007ff8`9b482c90)

00007ff8`9b482c85 493bc0 cmp rax,r8

00007ff8`9b482c88 0f94c0 sete al

00007ff8`9b482c8b 0fb6c0 movzx eax,al

00007ff8`9b482c8e eb02 jmp System_Private_CoreLib+0x682c92 (00007ff8`9b482c92)

00007ff8`3bfcff80 System.ReadOnlySpan`1[[System.Char, System.Private.CoreLib]].GetPinnableReference()

00007ff8`3bfdff90 System.ReadOnlySpan`1[[System.Char, System.Private.CoreLib]].GetPinnableReference()

00007ff8`9b482f00 0f1f440000 nop dword ptr [rax+rax]

00007ff8`9b482f05 33c0 xor eax,eax

00007ff8`9b482f07 83790800 cmp dword ptr [rcx+8],0

00007ff8`9b482f0b 7403 je System_Private_CoreLib+0x682f10 (00007ff8`9b482f10)

00007ff8`9b482f0d 488b01 mov rax,qword ptr [rcx]

00007ff8`9b482f10 c3 ret

00007ff8`9b482f11 cc int 3

00007ff8`9b482f12 cc int 3

00007ff8`9b482f13 cc int 3

00007ff8`9b482f14 cc int 3

00007ff8`9b482f15 cc int 3

00007ff8`9b482f16 cc int 3

00007ff8`9b482f17 cc int 3

00007ff8`9b482f18 cc int 3

00007ff8`9b482f19 cc int 3

00007ff8`9b482f1a cc int 3

00007ff8`9b482f1b cc int 3

00007ff8`9b482f1c cc int 3

00007ff8`9b482f1d cc int 3

00007ff8`9b482f1e cc int 3

00007ff8`9b482f1f cc int 3

00007ff8`9b482f20 4883ec28 sub rsp,28h

00007ff8`9b482f24 90 nop

00007ff8`9b482f25 448b4108 mov r8d,dword ptr [rcx+8]

00007ff8`9b482f29 418bc0 mov eax,r8d

00007ff8`9b482f2c 3b4208 cmp eax,dword ptr [rdx+8]

00007ff8`9b482f2f 771e ja System_Private_CoreLib+0x682f4f (00007ff8`9b482f4f)

00007ff8`3bfc1910 System.Text.Encodings.Web.JavaScriptEncoder.get_Default()

00007ff8`3bfd1910 System.Text.Encodings.Web.JavaScriptEncoder.get_Default()

00007ff8`3bfc1910 55 push rbp

00007ff8`3bfd1910 55 push rbp

00007ff8`3bfc1911 4883ec20 sub rsp,20h

00007ff8`3bfd1911 4883ec20 sub rsp,20h

00007ff8`3bfc1915 488d6c2420 lea rbp,[rsp+20h]

00007ff8`3bfd1915 488d6c2420 lea rbp,[rsp+20h]

00007ff8`3bfc191a 48b920adfb3bf87f0000 mov rcx,7FF83BFBAD20h

00007ff8`3bfd191a 48b920adfc3bf87f0000 mov rcx,7FF83BFCAD20h

00007ff8`3bfc1924 ba09000000 mov edx,9

00007ff8`3bfd1924 ba09000000 mov edx,9

00007ff8`3bfc1929 e8822f8a5f call coreclr!coreclr_shutdown_2+0xe410 (00007ff8`9b8648b0)

00007ff8`3bfd1929 e8822f895f call coreclr!coreclr_shutdown_2+0xe410 (00007ff8`9b8648b0)

00007ff8`3bfc192e 48b800910236b8010000 mov rax,1B836029100h

00007ff8`3bfd192e 48b80091cbd1e1010000 mov rax,1E1D1CB9100h

00007ff8`3bfc1938 488b00 mov rax,qword ptr [rax]

00007ff8`3bfd1938 488b00 mov rax,qword ptr [rax]

00007ff8`3bfc193b 488d6500 lea rsp,[rbp]

00007ff8`3bfd193b 488d6500 lea rsp,[rbp]

00007ff8`3bfc193f 5d pop rbp

00007ff8`3bfd193f 5d pop rbp

00007ff8`3bfc1940 c3 ret

00007ff8`3bfd1940 c3 ret

00007ff8`3bfc1941 0000 add byte ptr [rax],al

00007ff8`3bfd1941 0000 add byte ptr [rax],al

00007ff8`3bfc1943 0019 add byte ptr [rcx],bl

00007ff8`3bfd1943 0019 add byte ptr [rcx],bl

00007ff8`3bfc1945 0502000532 add eax,32050002h

00007ff8`3bfd1945 0502000532 add eax,32050002h

00007ff8`3bfc194a 015040 add dword ptr [rax+40h],edx

00007ff8`3bfd194a 015040 add dword ptr [rax+40h],edx

00007ff8`3bfc194d 0000 add byte ptr [rax],al

00007ff8`3bfd194d 0000 add byte ptr [rax],al

00007ff8`3bfc194f 0000 add byte ptr [rax],al

00007ff8`3bfd194f 0000 add byte ptr [rax],al

00007ff8`3bfc1951 0000 add byte ptr [rax],al

00007ff8`3bfd1951 0000 add byte ptr [rax],al

00007ff8`3bfc1953 0000 add byte ptr [rax],al

00007ff8`3bfd1953 0000 add byte ptr [rax],al

00007ff8`3bfc1955 0000 add byte ptr [rax],al

00007ff8`3bfd1955 0000 add byte ptr [rax],al

00007ff8`3bfc1957 00d8 add al,bl

00007ff8`3bfd1957 00d8 add al,bl

00007ff8`3bfc1959 6a04 push 4

00007ff8`3bfd1959 6a05 push 5

00007ff8`3bfcffc0 System.ReadOnlySpan`1[[System.Char, System.Private.CoreLib]].get_Length()

00007ff8`3bfdffb0 System.ReadOnlySpan`1[[System.Char, System.Private.CoreLib]].get_Length()

00007ff8`9b482c50 0f1f440000 nop dword ptr [rax+rax]

00007ff8`9b482c55 8b4108 mov eax,dword ptr [rcx+8]

00007ff8`9b482c58 c3 ret

00007ff8`9b482c59 cc int 3

00007ff8`9b482c5a cc int 3

00007ff8`9b482c5b cc int 3

00007ff8`9b482c5c cc int 3

00007ff8`9b482c5d cc int 3

00007ff8`9b482c5e cc int 3

00007ff8`9b482c5f cc int 3

00007ff8`9b482c60 0f1f440000 nop dword ptr [rax+rax]

00007ff8`9b482c65 83790800 cmp dword ptr [rcx+8],0

00007ff8`9b482c69 0f96c0 setbe al

00007ff8`9b482c6c 0fb6c0 movzx eax,al

00007ff8`9b482c6f c3 ret

00007ff8`9b482c70 0f1f440000 nop dword ptr [rax+rax]

00007ff8`9b482c75 488b01 mov rax,qword ptr [rcx]

Method got most probably inlined

System.String.GetRawStringData()

System.String.get_Length()

Internal.Runtime.CompilerServices.Unsafe.AsRef(Void*)

Abstract method

System.Text.Encodings.Web.TextEncoder.FindFirstCharacterToEncode(Char*, Int32)

Saved diffs

Original text

Open file

00007ff8`3bfcfe50 System.Text.Json.Tests.ScartchPerf.BeforeUtf16()
00007ff8`3bfce020 55              push    rbp
00007ff8`3bfce021 4883ec40        sub     rsp,40h
00007ff8`3bfce025 c5f877          vzeroupper
00007ff8`3bfce028 488d6c2440      lea     rbp,[rsp+40h]
00007ff8`3bfce02d 33c0            xor     eax,eax
00007ff8`3bfce02f 488945f0        mov     qword ptr [rbp-10h],rax
00007ff8`3bfce033 488945e0        mov     qword ptr [rbp-20h],rax
00007ff8`3bfce037 48894d10        mov     qword ptr [rbp+10h],rcx
00007ff8`3bfce03b 488b5510        mov     rdx,qword ptr [rbp+10h]
00007ff8`3bfce03f 488b5208        mov     rdx,qword ptr [rdx+8]
00007ff8`3bfce043 488d4df0        lea     rcx,[rbp-10h]
00007ff8`3bfce047 e89467d6ff      call    00007ff8`3bd347e0
00007ff8`3bfce04c c5fa6f45f0      vmovdqu xmm0,xmmword ptr [rbp-10h]
00007ff8`3bfce051 c5fa7f45e0      vmovdqu xmmword ptr [rbp-20h],xmm0
00007ff8`3bfce056 488d4de0        lea     rcx,[rbp-20h]
00007ff8`3bfce05a 488b5510        mov     rdx,qword ptr [rbp+10h]
00007ff8`3bfce05e 488b5218        mov     rdx,qword ptr [rdx+18h]
00007ff8`3bfce062 e8d1fad7ff      call    00007ff8`3bd4db38
00007ff8`3bfce067 90              nop
00007ff8`3bfce068 488d6500        lea     rsp,[rbp]
00007ff8`3bfce06c 5d              pop     rbp
00007ff8`3bfce06d c3              ret
00007ff8`3bfce06e cc              int     3
00007ff8`3bfce06f cc              int     3
00007ff8`3bfce070 190502000572    sbb     dword ptr [00007ff8`ae01e078],eax
00007ff8`3bfce076 015040          add     dword ptr [rax+40h],edx
00007ff8`3bfce079 0000            add     byte ptr [rax],al
00007ff8`3bfce07b 0000            add     byte ptr [rax],al
00007ff8`3bfce07d 0000            add     byte ptr [rax],al
00007ff8`3bfce07f 0000            add     byte ptr [rax],al
00007ff8`3bfce081 0000            add     byte ptr [rax],al
00007ff8`3bfce083 0000            add     byte ptr [rax],al
00007ff8`3bfce085 0000            add     byte ptr [rax],al

00007ff8`3bfcfec0 System.String.op_Implicit(System.String)
00007ff8`9b209090 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b209095 488bc1          mov     rax,rcx
00007ff8`9b209098 4885d2          test    rdx,rdx
00007ff8`9b20909b 740e            je      System_Private_CoreLib+0x4090ab (00007ff8`9b2090ab)
00007ff8`9b20909d 488d4a0c        lea     rcx,[rdx+0Ch]
00007ff8`9b2090a1 8b5208          mov     edx,dword ptr [rdx+8]
00007ff8`9b2090a4 488908          mov     qword ptr [rax],rcx
00007ff8`9b2090a7 895008          mov     dword ptr [rax+8],edx
00007ff8`9b2090aa c3              ret
00007ff8`9b2090ab 33d2            xor     edx,edx
00007ff8`9b2090ad 488910          mov     qword ptr [rax],rdx
00007ff8`9b2090b0 33d2            xor     edx,edx
00007ff8`9b2090b2 895008          mov     dword ptr [rax+8],edx
00007ff8`9b2090b5 c3              ret
00007ff8`9b2090b6 cc              int     3
00007ff8`9b2090b7 cc              int     3
00007ff8`9b2090b8 cc              int     3
00007ff8`9b2090b9 cc              int     3
00007ff8`9b2090ba cc              int     3
00007ff8`9b2090bb cc              int     3
00007ff8`9b2090bc cc              int     3
00007ff8`9b2090bd cc              int     3
00007ff8`9b2090be cc              int     3
00007ff8`9b2090bf cc              int     3
00007ff8`9b2090c0 4156            push    r14
00007ff8`9b2090c2 57              push    rdi
00007ff8`9b2090c3 56              push    rsi
00007ff8`9b2090c4 55              push    rbp
00007ff8`9b2090c5 53              push    rbx
00007ff8`9b2090c6 4883ec50        sub     rsp,50h
00007ff8`9b2090ca 33c0            xor     eax,eax
00007ff8`9b2090cc 4889442448      mov     qword ptr [rsp+48h],rax
00007ff8`9b2090d1 4889442440      mov     qword ptr [rsp+40h],rax

00007ff8`3bfcff00 System.Text.Json.Tests.ScartchPerf.NeedsEscaping(System.ReadOnlySpan`1, System.Text.Encodings.Web.JavaScriptEncoder)
00007ff8`3bfce090 55              push    rbp
00007ff8`3bfce091 4883ec50        sub     rsp,50h
00007ff8`3bfce095 488d6c2450      lea     rbp,[rsp+50h]
00007ff8`3bfce09a 33c0            xor     eax,eax
00007ff8`3bfce09c 488945f8        mov     qword ptr [rbp-8],rax
00007ff8`3bfce0a0 488945f0        mov     qword ptr [rbp-10h],rax
00007ff8`3bfce0a4 8945ec          mov     dword ptr [rbp-14h],eax
00007ff8`3bfce0a7 488945e0        mov     qword ptr [rbp-20h],rax
00007ff8`3bfce0ab 48894d10        mov     qword ptr [rbp+10h],rcx
00007ff8`3bfce0af 48895518        mov     qword ptr [rbp+18h],rdx
00007ff8`3bfce0b3 488b4d10        mov     rcx,qword ptr [rbp+10h]
00007ff8`3bfce0b7 e81cf0d6ff      call    00007ff8`3bd3d0d8
00007ff8`3bfce0bc 488945f0        mov     qword ptr [rbp-10h],rax
00007ff8`3bfce0c0 488b4df0        mov     rcx,qword ptr [rbp-10h]
00007ff8`3bfce0c4 48894dd8        mov     qword ptr [rbp-28h],rcx
00007ff8`3bfce0c8 488b4dd8        mov     rcx,qword ptr [rbp-28h]
00007ff8`3bfce0cc 48894df8        mov     qword ptr [rbp-8],rcx
00007ff8`3bfce0d0 33c9            xor     ecx,ecx
00007ff8`3bfce0d2 894dec          mov     dword ptr [rbp-14h],ecx
00007ff8`3bfce0d5 488b4d10        mov     rcx,qword ptr [rbp+10h]
00007ff8`3bfce0d9 e882efd6ff      call    00007ff8`3bd3d060
00007ff8`3bfce0de 85c0            test    eax,eax
00007ff8`3bfce0e0 7409            je      00007ff8`3bfce0eb
00007ff8`3bfce0e2 c745ecffffffff  mov     dword ptr [rbp-14h],0FFFFFFFFh
00007ff8`3bfce0e9 eb41            jmp     00007ff8`3bfce12c
00007ff8`3bfce0eb 488b4518        mov     rax,qword ptr [rbp+18h]
00007ff8`3bfce0ef 488945e0        mov     qword ptr [rbp-20h],rax
00007ff8`3bfce0f3 48837d1800      cmp     qword ptr [rbp+18h],0
00007ff8`3bfce0f8 7509            jne     00007ff8`3bfce103
00007ff8`3bfce0fa e8d9f6d9ff      call    00007ff8`3bd6d7d8
00007ff8`3bfce0ff 488945e0        mov     qword ptr [rbp-20h],rax
00007ff8`3bfce103 488b4d10        mov     rcx,qword ptr [rbp+10h]
00007ff8`3bfce107 e84cefd6ff      call    00007ff8`3bd3d058
00007ff8`3bfce10c 8945d4          mov     dword ptr [rbp-2Ch],eax
00007ff8`3bfce10f 448b45d4        mov     r8d,dword ptr [rbp-2Ch]
00007ff8`3bfce113 488b55f8        mov     rdx,qword ptr [rbp-8]
00007ff8`3bfce117 488b4de0        mov     rcx,qword ptr [rbp-20h]
00007ff8`3bfce11b 488b45e0        mov     rax,qword ptr [rbp-20h]
00007ff8`3bfce11f 488b00          mov     rax,qword ptr [rax]
00007ff8`3bfce122 488b4040        mov     rax,qword ptr [rax+40h]
00007ff8`3bfce126 ff5028          call    qword ptr [rax+28h]
00007ff8`3bfce129 8945ec          mov     dword ptr [rbp-14h],eax
00007ff8`3bfce12c 8b45ec          mov     eax,dword ptr [rbp-14h]
00007ff8`3bfce12f 488d6500        lea     rsp,[rbp]
00007ff8`3bfce133 5d              pop     rbp
00007ff8`3bfce134 c3              ret
00007ff8`3bfce135 0000            add     byte ptr [rax],al
00007ff8`3bfce137 0019            add     byte ptr [rcx],bl
00007ff8`3bfce139 0502000592      add     eax,92050002h
00007ff8`3bfce13e 015040          add     dword ptr [rax+40h],edx
00007ff8`3bfce141 0000            add     byte ptr [rax],al
00007ff8`3bfce143 0000            add     byte ptr [rax],al
00007ff8`3bfce145 0000            add     byte ptr [rax],al
00007ff8`3bfce147 00e0            add     al,ah
00007ff8`3bfce149 c4              ???
00007ff8`3bfce14a 06              ???
00007ff8`3bfce14b 3cf8            cmp     al,0F8h
00007ff8`3bfce14d 7f00            jg      00007ff8`3bfce14f

00007ff8`3bfcffa0 System.ReadOnlySpan`1[[System.Char, System.Private.CoreLib]].get_IsEmpty()
00007ff8`9b482c60 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b482c65 83790800        cmp     dword ptr [rcx+8],0
00007ff8`9b482c69 0f96c0          setbe   al
00007ff8`9b482c6c 0fb6c0          movzx   eax,al
00007ff8`9b482c6f c3              ret
00007ff8`9b482c70 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b482c75 488b01          mov     rax,qword ptr [rcx]
00007ff8`9b482c78 8b4908          mov     ecx,dword ptr [rcx+8]
00007ff8`9b482c7b 4c8b02          mov     r8,qword ptr [rdx]
00007ff8`9b482c7e 8b5208          mov     edx,dword ptr [rdx+8]
00007ff8`9b482c81 3bca            cmp     ecx,edx
00007ff8`9b482c83 750b            jne     System_Private_CoreLib+0x682c90 (00007ff8`9b482c90)
00007ff8`9b482c85 493bc0          cmp     rax,r8
00007ff8`9b482c88 0f94c0          sete    al
00007ff8`9b482c8b 0fb6c0          movzx   eax,al
00007ff8`9b482c8e eb02            jmp     System_Private_CoreLib+0x682c92 (00007ff8`9b482c92)

00007ff8`3bfcff80 System.ReadOnlySpan`1[[System.Char, System.Private.CoreLib]].GetPinnableReference()
00007ff8`9b482f00 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b482f05 33c0            xor     eax,eax
00007ff8`9b482f07 83790800        cmp     dword ptr [rcx+8],0
00007ff8`9b482f0b 7403            je      System_Private_CoreLib+0x682f10 (00007ff8`9b482f10)
00007ff8`9b482f0d 488b01          mov     rax,qword ptr [rcx]
00007ff8`9b482f10 c3              ret
00007ff8`9b482f11 cc              int     3
00007ff8`9b482f12 cc              int     3
00007ff8`9b482f13 cc              int     3
00007ff8`9b482f14 cc              int     3
00007ff8`9b482f15 cc              int     3
00007ff8`9b482f16 cc              int     3
00007ff8`9b482f17 cc              int     3
00007ff8`9b482f18 cc              int     3
00007ff8`9b482f19 cc              int     3
00007ff8`9b482f1a cc              int     3
00007ff8`9b482f1b cc              int     3
00007ff8`9b482f1c cc              int     3
00007ff8`9b482f1d cc              int     3
00007ff8`9b482f1e cc              int     3
00007ff8`9b482f1f cc              int     3
00007ff8`9b482f20 4883ec28        sub     rsp,28h
00007ff8`9b482f24 90              nop
00007ff8`9b482f25 448b4108        mov     r8d,dword ptr [rcx+8]
00007ff8`9b482f29 418bc0          mov     eax,r8d
00007ff8`9b482f2c 3b4208          cmp     eax,dword ptr [rdx+8]
00007ff8`9b482f2f 771e            ja      System_Private_CoreLib+0x682f4f (00007ff8`9b482f4f)

00007ff8`3bfc1910 System.Text.Encodings.Web.JavaScriptEncoder.get_Default()
00007ff8`3bfc1910 55              push    rbp
00007ff8`3bfc1911 4883ec20        sub     rsp,20h
00007ff8`3bfc1915 488d6c2420      lea     rbp,[rsp+20h]
00007ff8`3bfc191a 48b920adfb3bf87f0000 mov rcx,7FF83BFBAD20h
00007ff8`3bfc1924 ba09000000      mov     edx,9
00007ff8`3bfc1929 e8822f8a5f      call    coreclr!coreclr_shutdown_2+0xe410 (00007ff8`9b8648b0)
00007ff8`3bfc192e 48b800910236b8010000 mov rax,1B836029100h
00007ff8`3bfc1938 488b00          mov     rax,qword ptr [rax]
00007ff8`3bfc193b 488d6500        lea     rsp,[rbp]
00007ff8`3bfc193f 5d              pop     rbp
00007ff8`3bfc1940 c3              ret
00007ff8`3bfc1941 0000            add     byte ptr [rax],al
00007ff8`3bfc1943 0019            add     byte ptr [rcx],bl
00007ff8`3bfc1945 0502000532      add     eax,32050002h
00007ff8`3bfc194a 015040          add     dword ptr [rax+40h],edx
00007ff8`3bfc194d 0000            add     byte ptr [rax],al
00007ff8`3bfc194f 0000            add     byte ptr [rax],al
00007ff8`3bfc1951 0000            add     byte ptr [rax],al
00007ff8`3bfc1953 0000            add     byte ptr [rax],al
00007ff8`3bfc1955 0000            add     byte ptr [rax],al
00007ff8`3bfc1957 00d8            add     al,bl
00007ff8`3bfc1959 6a04            push    4

00007ff8`3bfcffc0 System.ReadOnlySpan`1[[System.Char, System.Private.CoreLib]].get_Length()
00007ff8`9b482c50 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b482c55 8b4108          mov     eax,dword ptr [rcx+8]
00007ff8`9b482c58 c3              ret
00007ff8`9b482c59 cc              int     3
00007ff8`9b482c5a cc              int     3
00007ff8`9b482c5b cc              int     3
00007ff8`9b482c5c cc              int     3
00007ff8`9b482c5d cc              int     3
00007ff8`9b482c5e cc              int     3
00007ff8`9b482c5f cc              int     3
00007ff8`9b482c60 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b482c65 83790800        cmp     dword ptr [rcx+8],0
00007ff8`9b482c69 0f96c0          setbe   al
00007ff8`9b482c6c 0fb6c0          movzx   eax,al
00007ff8`9b482c6f c3              ret
00007ff8`9b482c70 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b482c75 488b01          mov     rax,qword ptr [rcx]

Method got most probably inlined
System.String.GetRawStringData()
System.String.get_Length()
Internal.Runtime.CompilerServices.Unsafe.AsRef(Void*)

Abstract method
System.Text.Encodings.Web.TextEncoder.FindFirstCharacterToEncode(Char*, Int32)

Changed text

Open file

00007ff8`3bfdfe40 System.Text.Json.Tests.ScartchPerf.AfterUtf16()
00007ff8`3bfde020 55              push    rbp
00007ff8`3bfde021 4883ec40        sub     rsp,40h
00007ff8`3bfde025 c5f877          vzeroupper
00007ff8`3bfde028 488d6c2440      lea     rbp,[rsp+40h]
00007ff8`3bfde02d 33c0            xor     eax,eax
00007ff8`3bfde02f 488945f0        mov     qword ptr [rbp-10h],rax
00007ff8`3bfde033 488945e0        mov     qword ptr [rbp-20h],rax
00007ff8`3bfde037 48894d10        mov     qword ptr [rbp+10h],rcx
00007ff8`3bfde03b 488b5510        mov     rdx,qword ptr [rbp+10h]
00007ff8`3bfde03f 488b5208        mov     rdx,qword ptr [rdx+8]
00007ff8`3bfde043 488d4df0        lea     rcx,[rbp-10h]
00007ff8`3bfde047 e89467d6ff      call    00007ff8`3bd447e0
00007ff8`3bfde04c c5fa6f45f0      vmovdqu xmm0,xmmword ptr [rbp-10h]
00007ff8`3bfde051 c5fa7f45e0      vmovdqu xmmword ptr [rbp-20h],xmm0
00007ff8`3bfde056 488d4de0        lea     rcx,[rbp-20h]
00007ff8`3bfde05a 488b5510        mov     rdx,qword ptr [rbp+10h]
00007ff8`3bfde05e 488b5218        mov     rdx,qword ptr [rdx+18h]
00007ff8`3bfde062 e8c1fad7ff      call    00007ff8`3bd5db28
00007ff8`3bfde067 90              nop
00007ff8`3bfde068 488d6500        lea     rsp,[rbp]
00007ff8`3bfde06c 5d              pop     rbp
00007ff8`3bfde06d c3              ret
00007ff8`3bfde06e cc              int     3
00007ff8`3bfde06f cc              int     3
00007ff8`3bfde070 190502000572    sbb     dword ptr [00007ff8`ae02e078],eax
00007ff8`3bfde076 015040          add     dword ptr [rax+40h],edx
00007ff8`3bfde079 0000            add     byte ptr [rax],al
00007ff8`3bfde07b 0000            add     byte ptr [rax],al
00007ff8`3bfde07d 0000            add     byte ptr [rax],al
00007ff8`3bfde07f 0000            add     byte ptr [rax],al
00007ff8`3bfde081 0000            add     byte ptr [rax],al
00007ff8`3bfde083 0000            add     byte ptr [rax],al
00007ff8`3bfde085 0000            add     byte ptr [rax],al

00007ff8`3bfdfeb0 System.String.op_Implicit(System.String)
00007ff8`9b209090 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b209095 488bc1          mov     rax,rcx
00007ff8`9b209098 4885d2          test    rdx,rdx
00007ff8`9b20909b 740e            je      System_Private_CoreLib+0x4090ab (00007ff8`9b2090ab)
00007ff8`9b20909d 488d4a0c        lea     rcx,[rdx+0Ch]
00007ff8`9b2090a1 8b5208          mov     edx,dword ptr [rdx+8]
00007ff8`9b2090a4 488908          mov     qword ptr [rax],rcx
00007ff8`9b2090a7 895008          mov     dword ptr [rax+8],edx
00007ff8`9b2090aa c3              ret
00007ff8`9b2090ab 33d2            xor     edx,edx
00007ff8`9b2090ad 488910          mov     qword ptr [rax],rdx
00007ff8`9b2090b0 33d2            xor     edx,edx
00007ff8`9b2090b2 895008          mov     dword ptr [rax+8],edx
00007ff8`9b2090b5 c3              ret
00007ff8`9b2090b6 cc              int     3
00007ff8`9b2090b7 cc              int     3
00007ff8`9b2090b8 cc              int     3
00007ff8`9b2090b9 cc              int     3
00007ff8`9b2090ba cc              int     3
00007ff8`9b2090bb cc              int     3
00007ff8`9b2090bc cc              int     3
00007ff8`9b2090bd cc              int     3
00007ff8`9b2090be cc              int     3
00007ff8`9b2090bf cc              int     3
00007ff8`9b2090c0 4156            push    r14
00007ff8`9b2090c2 57              push    rdi
00007ff8`9b2090c3 56              push    rsi
00007ff8`9b2090c4 55              push    rbp
00007ff8`9b2090c5 53              push    rbx
00007ff8`9b2090c6 4883ec50        sub     rsp,50h
00007ff8`9b2090ca 33c0            xor     eax,eax
00007ff8`9b2090cc 4889442448      mov     qword ptr [rsp+48h],rax
00007ff8`9b2090d1 4889442440      mov     qword ptr [rsp+40h],rax

00007ff8`3bfdfef0 System.Text.Json.Tests.ScartchPerf.NeedsEscapingNew(System.ReadOnlySpan`1, System.Text.Encodings.Web.JavaScriptEncoder)
00007ff8`3bfde090 55              push    rbp
00007ff8`3bfde091 4883ec50        sub     rsp,50h
00007ff8`3bfde095 488d6c2450      lea     rbp,[rsp+50h]
00007ff8`3bfde09a 33c0            xor     eax,eax
00007ff8`3bfde09c 488945f8        mov     qword ptr [rbp-8],rax
00007ff8`3bfde0a0 488945f0        mov     qword ptr [rbp-10h],rax
00007ff8`3bfde0a4 488945e8        mov     qword ptr [rbp-18h],rax
00007ff8`3bfde0a8 48894d10        mov     qword ptr [rbp+10h],rcx
00007ff8`3bfde0ac 48895518        mov     qword ptr [rbp+18h],rdx
00007ff8`3bfde0b0 488b4d10        mov     rcx,qword ptr [rbp+10h]
00007ff8`3bfde0b4 e8a7efd6ff      call    00007ff8`3bd4d060
00007ff8`3bfde0b9 85c0            test    eax,eax
00007ff8`3bfde0bb 740b            je      00007ff8`3bfde0c8
00007ff8`3bfde0bd b8ffffffff      mov     eax,0FFFFFFFFh
00007ff8`3bfde0c2 488d6500        lea     rsp,[rbp]
00007ff8`3bfde0c6 5d              pop     rbp
00007ff8`3bfde0c7 c3              ret
00007ff8`3bfde0c8 488b4d10        mov     rcx,qword ptr [rbp+10h]
00007ff8`3bfde0cc e807f0d6ff      call    00007ff8`3bd4d0d8
00007ff8`3bfde0d1 488945f0        mov     qword ptr [rbp-10h],rax
00007ff8`3bfde0d5 488b45f0        mov     rax,qword ptr [rbp-10h]
00007ff8`3bfde0d9 488945e0        mov     qword ptr [rbp-20h],rax
00007ff8`3bfde0dd 488b45e0        mov     rax,qword ptr [rbp-20h]
00007ff8`3bfde0e1 488945f8        mov     qword ptr [rbp-8],rax
00007ff8`3bfde0e5 488b4518        mov     rax,qword ptr [rbp+18h]
00007ff8`3bfde0e9 488945e8        mov     qword ptr [rbp-18h],rax
00007ff8`3bfde0ed 48837d1800      cmp     qword ptr [rbp+18h],0
00007ff8`3bfde0f2 7509            jne     00007ff8`3bfde0fd
00007ff8`3bfde0f4 e8dff6d9ff      call    00007ff8`3bd7d7d8
00007ff8`3bfde0f9 488945e8        mov     qword ptr [rbp-18h],rax
00007ff8`3bfde0fd 488b4d10        mov     rcx,qword ptr [rbp+10h]
00007ff8`3bfde101 e852efd6ff      call    00007ff8`3bd4d058
00007ff8`3bfde106 8945dc          mov     dword ptr [rbp-24h],eax
00007ff8`3bfde109 448b45dc        mov     r8d,dword ptr [rbp-24h]
00007ff8`3bfde10d 488b55f8        mov     rdx,qword ptr [rbp-8]
00007ff8`3bfde111 488b4de8        mov     rcx,qword ptr [rbp-18h]
00007ff8`3bfde115 488b45e8        mov     rax,qword ptr [rbp-18h]
00007ff8`3bfde119 488b00          mov     rax,qword ptr [rax]
00007ff8`3bfde11c 488b4040        mov     rax,qword ptr [rax+40h]
00007ff8`3bfde120 ff5028          call    qword ptr [rax+28h]
00007ff8`3bfde123 90              nop
00007ff8`3bfde124 488d6500        lea     rsp,[rbp]
00007ff8`3bfde128 5d              pop     rbp
00007ff8`3bfde129 c3              ret
00007ff8`3bfde12a 0000            add     byte ptr [rax],al
00007ff8`3bfde12c 190502000592    sbb     dword ptr [00007ff7`ce02e134],eax
00007ff8`3bfde132 015040          add     dword ptr [rax+40h],edx
00007ff8`3bfde135 0000            add     byte ptr [rax],al
00007ff8`3bfde137 00d8            add     al,bl
00007ff8`3bfde139 c4              ???
00007ff8`3bfde13a 07              ???
00007ff8`3bfde13b 3cf8            cmp     al,0F8h
00007ff8`3bfde13d 7f00            jg      00007ff8`3bfde13f
00007ff8`3bfde13f 004156          add     byte ptr [rcx+56h],al
00007ff8`3bfde142 57              push    rdi

00007ff8`3bfdff70 System.ReadOnlySpan`1[[System.Char, System.Private.CoreLib]].get_IsEmpty()
00007ff8`9b482c60 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b482c65 83790800        cmp     dword ptr [rcx+8],0
00007ff8`9b482c69 0f96c0          setbe   al
00007ff8`9b482c6c 0fb6c0          movzx   eax,al
00007ff8`9b482c6f c3              ret
00007ff8`9b482c70 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b482c75 488b01          mov     rax,qword ptr [rcx]
00007ff8`9b482c78 8b4908          mov     ecx,dword ptr [rcx+8]
00007ff8`9b482c7b 4c8b02          mov     r8,qword ptr [rdx]
00007ff8`9b482c7e 8b5208          mov     edx,dword ptr [rdx+8]
00007ff8`9b482c81 3bca            cmp     ecx,edx
00007ff8`9b482c83 750b            jne     System_Private_CoreLib+0x682c90 (00007ff8`9b482c90)
00007ff8`9b482c85 493bc0          cmp     rax,r8
00007ff8`9b482c88 0f94c0          sete    al
00007ff8`9b482c8b 0fb6c0          movzx   eax,al
00007ff8`9b482c8e eb02            jmp     System_Private_CoreLib+0x682c92 (00007ff8`9b482c92)

00007ff8`3bfdff90 System.ReadOnlySpan`1[[System.Char, System.Private.CoreLib]].GetPinnableReference()
00007ff8`9b482f00 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b482f05 33c0            xor     eax,eax
00007ff8`9b482f07 83790800        cmp     dword ptr [rcx+8],0
00007ff8`9b482f0b 7403            je      System_Private_CoreLib+0x682f10 (00007ff8`9b482f10)
00007ff8`9b482f0d 488b01          mov     rax,qword ptr [rcx]
00007ff8`9b482f10 c3              ret
00007ff8`9b482f11 cc              int     3
00007ff8`9b482f12 cc              int     3
00007ff8`9b482f13 cc              int     3
00007ff8`9b482f14 cc              int     3
00007ff8`9b482f15 cc              int     3
00007ff8`9b482f16 cc              int     3
00007ff8`9b482f17 cc              int     3
00007ff8`9b482f18 cc              int     3
00007ff8`9b482f19 cc              int     3
00007ff8`9b482f1a cc              int     3
00007ff8`9b482f1b cc              int     3
00007ff8`9b482f1c cc              int     3
00007ff8`9b482f1d cc              int     3
00007ff8`9b482f1e cc              int     3
00007ff8`9b482f1f cc              int     3
00007ff8`9b482f20 4883ec28        sub     rsp,28h
00007ff8`9b482f24 90              nop
00007ff8`9b482f25 448b4108        mov     r8d,dword ptr [rcx+8]
00007ff8`9b482f29 418bc0          mov     eax,r8d
00007ff8`9b482f2c 3b4208          cmp     eax,dword ptr [rdx+8]
00007ff8`9b482f2f 771e            ja      System_Private_CoreLib+0x682f4f (00007ff8`9b482f4f)

00007ff8`3bfd1910 System.Text.Encodings.Web.JavaScriptEncoder.get_Default()
00007ff8`3bfd1910 55              push    rbp
00007ff8`3bfd1911 4883ec20        sub     rsp,20h
00007ff8`3bfd1915 488d6c2420      lea     rbp,[rsp+20h]
00007ff8`3bfd191a 48b920adfc3bf87f0000 mov rcx,7FF83BFCAD20h
00007ff8`3bfd1924 ba09000000      mov     edx,9
00007ff8`3bfd1929 e8822f895f      call    coreclr!coreclr_shutdown_2+0xe410 (00007ff8`9b8648b0)
00007ff8`3bfd192e 48b80091cbd1e1010000 mov rax,1E1D1CB9100h
00007ff8`3bfd1938 488b00          mov     rax,qword ptr [rax]
00007ff8`3bfd193b 488d6500        lea     rsp,[rbp]
00007ff8`3bfd193f 5d              pop     rbp
00007ff8`3bfd1940 c3              ret
00007ff8`3bfd1941 0000            add     byte ptr [rax],al
00007ff8`3bfd1943 0019            add     byte ptr [rcx],bl
00007ff8`3bfd1945 0502000532      add     eax,32050002h
00007ff8`3bfd194a 015040          add     dword ptr [rax+40h],edx
00007ff8`3bfd194d 0000            add     byte ptr [rax],al
00007ff8`3bfd194f 0000            add     byte ptr [rax],al
00007ff8`3bfd1951 0000            add     byte ptr [rax],al
00007ff8`3bfd1953 0000            add     byte ptr [rax],al
00007ff8`3bfd1955 0000            add     byte ptr [rax],al
00007ff8`3bfd1957 00d8            add     al,bl
00007ff8`3bfd1959 6a05            push    5

00007ff8`3bfdffb0 System.ReadOnlySpan`1[[System.Char, System.Private.CoreLib]].get_Length()
00007ff8`9b482c50 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b482c55 8b4108          mov     eax,dword ptr [rcx+8]
00007ff8`9b482c58 c3              ret
00007ff8`9b482c59 cc              int     3
00007ff8`9b482c5a cc              int     3
00007ff8`9b482c5b cc              int     3
00007ff8`9b482c5c cc              int     3
00007ff8`9b482c5d cc              int     3
00007ff8`9b482c5e cc              int     3
00007ff8`9b482c5f cc              int     3
00007ff8`9b482c60 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b482c65 83790800        cmp     dword ptr [rcx+8],0
00007ff8`9b482c69 0f96c0          setbe   al
00007ff8`9b482c6c 0fb6c0          movzx   eax,al
00007ff8`9b482c6f c3              ret
00007ff8`9b482c70 0f1f440000      nop     dword ptr [rax+rax]
00007ff8`9b482c75 488b01          mov     rax,qword ptr [rcx]

Method got most probably inlined
System.String.GetRawStringData()
System.String.get_Length()
Internal.Runtime.CompilerServices.Unsafe.AsRef(Void*)

Abstract method
System.Text.Encodings.Web.TextEncoder.FindFirstCharacterToEncode(Char*, Int32)