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Devirtualization
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disasm.html
<!DOCTYPE html>
<html lang='en'>
<head>
<meta charset='utf-8' />
<title>DisassemblyDiagnoser Output Jit_Devirtualization</title>
<style type="text/css">
table { border-collapse: collapse; display: block; width: 100%; overflow: auto; }
td, th { padding: 6px 13px; border: 1px solid #ddd; }
tr { background-color: #fff; border-top: 1px solid #ccc; }
tr:nth-child(even) { background: #f8f8f8; }
</style>
</head>
<body>
<table>
<thead>
<tr><th colspan="7">Jit_Devirtualization.CallVirtualMethod</th></tr>
<tr>
<th>LegacyJit X64 Clr </th>
<th>LegacyJit X86 Clr </th>
<th>RyuJit X64 Clr </th>
<th>RyuJit X64 Core .NET Core 1.1</th>
<th>RyuJit X64 Core .NET Core 2.0</th>
<th>LegacyJit X64 Mono x64 </th>
<th>LegacyJit X86 Mono x86 </th>
</tr>
</thead>
<tbody>
<tr>
<td style="vertical-align:top;"><pre><code>
7FFC9D2D7FA0 DisDemo.Jit_Devirtualization.CallVirtualMethod()
00007ffc`9d2d7fa0 488b4908 mov rcx,qword ptr [rcx+8]
00007ffc`9d2d7fa4 803900 cmp byte ptr [rcx],0
00007ffc`9d2d7fa7 ba0a000000 mov edx,0Ah
00007ffc`9d2d7fac 488d0565eefeff lea rax,[00007ffc`9d2c6e18]
00007ffc`9d2d7fb3 48ffe0 jmp rax
00007ffc`9d2d7fb6 c3 ret
00007ffc`9d2d7fb7 0019 add byte ptr [rcx],bl
00007ffc`9d2d7fb9 0000 add byte ptr [rax],al
00007ffc`9d2d7fbb 003e add byte ptr [rsi],bh
00007ffc`9d2d7fbd 0000 add byte ptr [rax],al
00007ffc`9d2d7fbf 0000 add byte ptr [rax],al
00007ffc`9d2d7fc1 0000 add byte ptr [rax],al
00007ffc`9d2d7fc3 0000 add byte ptr [rax],al
00007ffc`9d2d7fc5 0000 add byte ptr [rax],al
00007ffc`9d2d7fc7 0038 add byte ptr [rax],bh
00007ffc`9d2d7fc9 3936 cmp dword ptr [rsi],esi
00007ffc`9d2d7fcb 9d popfq
00007ffc`9d2d7fcc fc cld
00007ffc`9d2d7fcd 7f00 jg 00007ffc`9d2d7fcf
00007ffc`9d2d7fcf 005357 add byte ptr [rbx+57h],dl
00007ffc`9d2d7fd2 4883ec28 sub rsp,28h
7FFC9D2D7FD0 DisDemo.Jit_Devirtualization+Operation.OperateTwice(Int32)
00007ffc`9d2d7fd0 53 push rbx
00007ffc`9d2d7fd1 57 push rdi
00007ffc`9d2d7fd2 4883ec28 sub rsp,28h
00007ffc`9d2d7fd6 488bf9 mov rdi,rcx
00007ffc`9d2d7fd9 488b07 mov rax,qword ptr [rdi]
00007ffc`9d2d7fdc 488b4840 mov rcx,qword ptr [rax+40h]
00007ffc`9d2d7fe0 488b5920 mov rbx,qword ptr [rcx+20h]
00007ffc`9d2d7fe4 488bcf mov rcx,rdi
00007ffc`9d2d7fe7 ffd3 call rbx
00007ffc`9d2d7fe9 8bd0 mov edx,eax
00007ffc`9d2d7feb 488bcf mov rcx,rdi
00007ffc`9d2d7fee 488bc3 mov rax,rbx
00007ffc`9d2d7ff1 4883c428 add rsp,28h
00007ffc`9d2d7ff5 5f pop rdi
00007ffc`9d2d7ff6 5b pop rbx
00007ffc`9d2d7ff7 48ffe0 jmp rax
00007ffc`9d2d7ffa 4883c428 add rsp,28h
00007ffc`9d2d7ffe 5f pop rdi
00007ffc`9d2d7fff 5b pop rbx
00007ffc`9d2d8000 c3 ret
00007ffc`9d2d8001 0000 add byte ptr [rax],al
00007ffc`9d2d8003 0019 add byte ptr [rcx],bl
00007ffc`9d2d8005 06 ???
00007ffc`9d2d8006 0300 add eax,dword ptr [rax]
00007ffc`9d2d8008 06 ???
00007ffc`9d2d8009 42027001 add sil,byte ptr [rax+1]
00007ffc`9d2d800d 3000 xor byte ptr [rax],al
00007ffc`9d2d800f 003e add byte ptr [rsi],bh
Abstract method
DisDemo.Jit_Devirtualization+Operation.Operate(Int32)
</code></pre></td>
<td style="vertical-align:top;"><pre><code>
2A11480 DisDemo.Jit_Devirtualization.CallVirtualMethod()
02a11480 55 push ebp
02a11481 8bec mov ebp,esp
02a11483 56 push esi
02a11484 8b7104 mov esi,dword ptr [ecx+4]
02a11487 8bce mov ecx,esi
02a11489 ba0a000000 mov edx,0Ah
02a1148e 8b01 mov eax,dword ptr [ecx]
02a11490 8b4028 mov eax,dword ptr [eax+28h]
02a11493 ff5010 call dword ptr [eax+10h]
02a11496 8bd0 mov edx,eax
02a11498 8bce mov ecx,esi
02a1149a 8b01 mov eax,dword ptr [ecx]
02a1149c 8b4028 mov eax,dword ptr [eax+28h]
02a1149f ff5010 call dword ptr [eax+10h]
02a114a2 5e pop esi
02a114a3 5d pop ebp
02a114a4 c3 ret
02a114a5 0000 add byte ptr [eax],al
02a114a7 0000 add byte ptr [eax],al
02a114a9 0000 add byte ptr [eax],al
02a114ab 0000 add byte ptr [eax],al
02a114ad 0000 add byte ptr [eax],al
02a114af 003cbf add byte ptr [edi+edi*4],bh
02a114b2 a002000000 mov al,byte ptr ds:[00000002h]
02a114b7 0034bf add byte ptr [edi+edi*4],dh
02a114ba a002dcad9f mov al,byte ptr ds:[9FADDC02h]
02a114bf 028bc28b5104 add cl,byte ptr [ebx+4518BC2h]
Method got inlined
DisDemo.Jit_Devirtualization+Operation.OperateTwice(Int32)
Abstract method
DisDemo.Jit_Devirtualization+Operation.Operate(Int32)
</code></pre></td>
<td style="vertical-align:top;"><pre><code>
7FFC9D2D8FC0 DisDemo.Jit_Devirtualization.CallVirtualMethod()
00007ffc`9d2d8fc0 56 push rsi
00007ffc`9d2d8fc1 4883ec20 sub rsp,20h
00007ffc`9d2d8fc5 488b7108 mov rsi,qword ptr [rcx+8]
00007ffc`9d2d8fc9 488bce mov rcx,rsi
00007ffc`9d2d8fcc ba0a000000 mov edx,0Ah
00007ffc`9d2d8fd1 488b06 mov rax,qword ptr [rsi]
00007ffc`9d2d8fd4 488b4040 mov rax,qword ptr [rax+40h]
00007ffc`9d2d8fd8 ff5020 call qword ptr [rax+20h]
00007ffc`9d2d8fdb 8bd0 mov edx,eax
00007ffc`9d2d8fdd 488bce mov rcx,rsi
00007ffc`9d2d8fe0 488b06 mov rax,qword ptr [rsi]
00007ffc`9d2d8fe3 488b4040 mov rax,qword ptr [rax+40h]
00007ffc`9d2d8fe7 ff5020 call qword ptr [rax+20h]
00007ffc`9d2d8fea 90 nop
00007ffc`9d2d8feb 4883c420 add rsp,20h
00007ffc`9d2d8fef 5e pop rsi
00007ffc`9d2d8ff0 c3 ret
00007ffc`9d2d8ff1 0000 add byte ptr [rax],al
00007ffc`9d2d8ff3 0019 add byte ptr [rcx],bl
00007ffc`9d2d8ff5 0502000532 add eax,32050002h
00007ffc`9d2d8ffa 01603e add dword ptr [rax+3Eh],esp
00007ffc`9d2d8ffd 0000 add byte ptr [rax],al
00007ffc`9d2d8fff 0000 add byte ptr [rax],al
00007ffc`9d2d9001 0000 add byte ptr [rax],al
00007ffc`9d2d9003 0000 add byte ptr [rax],al
00007ffc`9d2d9005 0000 add byte ptr [rax],al
00007ffc`9d2d9007 005046 add byte ptr [rax+46h],dl
Method got inlined
DisDemo.Jit_Devirtualization+Operation.OperateTwice(Int32)
Abstract method
DisDemo.Jit_Devirtualization+Operation.Operate(Int32)
</code></pre></td>
<td style="vertical-align:top;"><pre><code>
7FFC516A4300 DisDemo.Jit_Devirtualization.CallVirtualMethod()
00007ffc`516a4300 56 push rsi
00007ffc`516a4301 4883ec20 sub rsp,20h
00007ffc`516a4305 488b7108 mov rsi,qword ptr [rcx+8]
00007ffc`516a4309 488bce mov rcx,rsi
00007ffc`516a430c ba0a000000 mov edx,0Ah
00007ffc`516a4311 488b06 mov rax,qword ptr [rsi]
00007ffc`516a4314 488b4040 mov rax,qword ptr [rax+40h]
00007ffc`516a4318 ff5020 call qword ptr [rax+20h]
00007ffc`516a431b 8bd0 mov edx,eax
00007ffc`516a431d 488bce mov rcx,rsi
00007ffc`516a4320 488b06 mov rax,qword ptr [rsi]
00007ffc`516a4323 488b4040 mov rax,qword ptr [rax+40h]
00007ffc`516a4327 ff5020 call qword ptr [rax+20h]
00007ffc`516a432a 90 nop
00007ffc`516a432b 4883c420 add rsp,20h
00007ffc`516a432f 5e pop rsi
00007ffc`516a4330 c3 ret
00007ffc`516a4331 0000 add byte ptr [rax],al
00007ffc`516a4333 0019 add byte ptr [rcx],bl
00007ffc`516a4335 0502000532 add eax,32050002h
00007ffc`516a433a 01603e add dword ptr [rax+3Eh],esp
00007ffc`516a433d 0000 add byte ptr [rax],al
00007ffc`516a433f 0000 add byte ptr [rax],al
00007ffc`516a4341 0000 add byte ptr [rax],al
00007ffc`516a4343 0000 add byte ptr [rax],al
00007ffc`516a4345 0000 add byte ptr [rax],al
00007ffc`516a4347 00f8 add al,bh
00007ffc`516a4349 d87651 fdiv dword ptr [rsi+51h]
Method got inlined
DisDemo.Jit_Devirtualization+Operation.OperateTwice(Int32)
Abstract method
DisDemo.Jit_Devirtualization+Operation.Operate(Int32)
</code></pre></td>
<td style="vertical-align:top;"><pre><code>
7FFC56B9E330 DisDemo.Jit_Devirtualization.CallVirtualMethod()
00007ffc`56b9e330 56 push rsi
00007ffc`56b9e331 4883ec20 sub rsp,20h
00007ffc`56b9e335 488b7108 mov rsi,qword ptr [rcx+8]
00007ffc`56b9e339 488bce mov rcx,rsi
00007ffc`56b9e33c ba0a000000 mov edx,0Ah
00007ffc`56b9e341 488b06 mov rax,qword ptr [rsi]
00007ffc`56b9e344 488b4040 mov rax,qword ptr [rax+40h]
00007ffc`56b9e348 ff5020 call qword ptr [rax+20h]
00007ffc`56b9e34b 8bd0 mov edx,eax
00007ffc`56b9e34d 488bce mov rcx,rsi
00007ffc`56b9e350 488b06 mov rax,qword ptr [rsi]
00007ffc`56b9e353 488b4040 mov rax,qword ptr [rax+40h]
00007ffc`56b9e357 488b4020 mov rax,qword ptr [rax+20h]
00007ffc`56b9e35b 4883c420 add rsp,20h
00007ffc`56b9e35f 5e pop rsi
00007ffc`56b9e360 48ffe0 jmp rax
00007ffc`56b9e363 0019 add byte ptr [rcx],bl
00007ffc`56b9e365 0502000532 add eax,32050002h
00007ffc`56b9e36a 01603e add dword ptr [rax+3Eh],esp
00007ffc`56b9e36d 0000 add byte ptr [rax],al
00007ffc`56b9e36f 0000 add byte ptr [rax],al
00007ffc`56b9e371 0000 add byte ptr [rax],al
00007ffc`56b9e373 0000 add byte ptr [rax],al
00007ffc`56b9e375 0000 add byte ptr [rax],al
00007ffc`56b9e377 0008 add byte ptr [rax],cl
00007ffc`56b9e379 35c756fc7f xor eax,7FFC56C7h
Method got inlined
DisDemo.Jit_Devirtualization+Operation.OperateTwice(Int32)
Abstract method
DisDemo.Jit_Devirtualization+Operation.Operate(Int32)
</code></pre></td>
<td style="vertical-align:top;"><pre><code>
0 CallVirtualMethod
load_membase %rax <- [%rbp + 0xfffffff8]
load_membase %rax <- [%rax + 0x10]
move %rcx <- %rax
iconst %rdx <- [10]
checkthis [%rax + 0x0]
not_null %rax
call %rax <- [DisDemo.Jit_Devirtualization/Operation:OperateTwice (int)] [%rcx <- R29] [%rdx <- R30] clobbers: c
</code></pre></td>
<td style="vertical-align:top;"><pre><code>
0 CallVirtualMethod
load_membase %eax <- [%ebp + 0x8]
load_membase %eax <- [%eax + 0x8]
store_membase_imm [%esp + 0x4] <- [10]
store_membase_reg [%esp] <- %eax
checkthis [%eax + 0x0]
not_null %eax
call %eax <- [DisDemo.Jit_Devirtualization/Operation:OperateTwice (int)] clobbers: c
</code></pre></td>
</tr>
</tbody>
</table>
</body>
</html>
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