internal static void Export(ILogger logger, DisassemblyResult disassemblyResult, bool quotingCode = true)
{
int methodIndex = 0;
foreach (var method in disassemblyResult.Methods.Where(method => string.IsNullOrEmpty(method.Problem)))
{
if (quotingCode)
{
logger.WriteLine("```assembly");
}
logger.WriteLine($"; {method.Name}");
var pretty = DisassemblyPrettifier.Prettify(method, $"M{methodIndex++:00}");
uint totalSizeInBytes = 0;
foreach (var element in pretty)
{
if (element is DisassemblyPrettifier.Label label)
{
logger.WriteLine($"{label.TextRepresentation}:");
continue;
}
if (element.Source is Asm asm)
{
totalSizeInBytes += asm.SizeInBytes;
}
string prefix = " ";
logger.WriteLine($"{prefix}{element.TextRepresentation.Replace("\n", "\n" + prefix)}");
}
logger.WriteLine($"; Total bytes of code {totalSizeInBytes}");
if (quotingCode)
{
logger.WriteLine("```");
}
}
foreach (var withProblems in disassemblyResult.Methods
.Where(method => !string.IsNullOrEmpty(method.Problem))
.GroupBy(method => method.Problem))
{
logger.WriteLine($"**{withProblems.Key}**");
foreach (var withProblem in withProblems)
{
logger.WriteLine(withProblem.Name);
}
}
logger.WriteLine();
}
public void CallInsideMethodCanBePrettifiedToo()
{
var method = new DisassembledMethod
{
Maps = new[]
{
new Map
{
Instructions = new Diagnosers.Code[]
{
new Asm {
TextRepresentation = "00007ffe`2f9bd341 e828000000 call 00007ffe`2f9bd36e"
},
new Asm {
TextRepresentation = "00007ffe`2f9bd346 90 nop"
},
new Asm {
TextRepresentation = "00007ffe`2f9bd36c 5d pop rbp"
},
new Asm {
TextRepresentation = "00007ffe`2f9bd36d c3 ret"
},
new Asm {
TextRepresentation = "00007ffe`2f9bd36e 55 push rbp"
}
}
}
},
Name = "Test"
};
var expectedOutput = new[] {
"call M00_L00",
"nop",
"pop rbp",
"ret",
"M00_L00",
"push rbp"
};
var prettyOutput = DisassemblyPrettifier.Prettify(method, "M00");
for (int i = 0; i < expectedOutput.Length; i++)
{
Assert.Equal(expectedOutput[i], prettyOutput[i].TextRepresentation);
}
}
public void SimpleMethodCanBePrettified()
{
var method = new DisassembledMethod
{
Maps = new []
{
new Map
{
Instructions = new Diagnosers.Code[]
{
new Asm {
TextRepresentation = "00007ff7`ffbfd2da 33ff xor edi,edi"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd2dc 48b9e04be659f87f0000 mov rcx,offset System_Private_CoreLib+0x8f4be0 (00007ff8`59e64be0)"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd2e6 e80570ae5f call coreclr!MetaDataGetDispenser+0x72810 (00007ff8`5f6e42f0)", Comment = "not managed method"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd2eb 488bd8 mov rbx,rax"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd2ee 8b4e08 mov ecx,dword ptr [rsi+8]"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd2f1 894b08 mov dword ptr [rbx+8],ecx"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd2f4 48b9e04be659f87f0000 mov rcx,offset System_Private_CoreLib+0x8f4be0 (00007ff8`59e64be0)"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd2fe e8ed6fae5f call coreclr!MetaDataGetDispenser+0x72810 (00007ff8`5f6e42f0)", Comment = "not managed method"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd303 488bd0 mov rdx,rax"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd306 c742080c000000 mov dword ptr [rdx+8],0Ch"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd30d 488bcb mov rcx,rbx"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd310 e84ba1ee59 call System_Private_CoreLib+0x577460 (00007ff8`59ae7460)", Comment = "HasFlag"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd315 88460c mov byte ptr [rsi+0Ch],al"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd318 ffc7 inc edi"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd31a 81ffe8030000 cmp edi,3E8h"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd320 7cba jl 00007ff7`ffbfd2dc"
},
new Asm {
TextRepresentation = "00007ff7`ffbfd322 4883c420 add rsp,20h"
}
}
}
},
Name = "Test"
};
var expectedOutput = new string[]
{
"xor edi,edi",
"T_L00",
"mov rcx,offset System_Private_CoreLib+0x8f4be0",
"call coreclr!MetaDataGetDispenser+0x72810",
"mov rbx,rax",
"mov ecx,dword ptr [rsi+8]",
"mov dword ptr [rbx+8],ecx",
"mov rcx,offset System_Private_CoreLib+0x8f4be0",
"call coreclr!MetaDataGetDispenser+0x72810",
"mov rdx,rax",
"mov dword ptr [rdx+8],0Ch",
"mov rcx,rbx",
"call HasFlag",
"mov byte ptr [rsi+0Ch],al",
"inc edi",
"cmp edi,3E8h",
"jl T_L00",
"add rsp,20h"
};
var prettyOutput = DisassemblyPrettifier.Prettify(method, "T");
for (int i = 0; i < expectedOutput.Length; i++)
{
Assert.Equal(expectedOutput[i], prettyOutput[i].TextRepresentation);
}
}
public void MethodWithFewJumpsCanBePrettified()
{
var method = new DisassembledMethod
{
Maps = new[]
{
new Map
{
Instructions = new Diagnosers.Code[]
{
new Asm {
TextRepresentation = "00007ffd`a6304a70 8b4108 mov eax,dword ptr [rcx+8]"
},
new Asm {
TextRepresentation = "00007ffd`a6304a73 48894c2410 mov qword ptr [rsp+10h],rcx"
},
new Asm {
TextRepresentation = "00007ffd`a6304a78 4885c9 test rcx,rcx"
},
new Asm {
TextRepresentation = "00007ffd`a6304a7b 7404 je 00007ffd`a6304a81"
},
new Asm {
TextRepresentation = "00007ffd`a6304a7d 4883c10c add rcx,0Ch"
},
new Asm {
TextRepresentation = "00007ffd`a6304a81 4889542408 mov qword ptr [rsp+8],rdx"
},
new Asm {
TextRepresentation = "00007ffd`a6304a86 4885d2 test rdx,rdx"
},
new Asm {
TextRepresentation = "00007ffd`a6304a89 7404 je 00007ffd`a6304a8f"
},
new Asm {
TextRepresentation = "00007ffd`a6304a8b 4883c20c add rdx,0Ch"
},
new Asm {
TextRepresentation = "00007ffd`a6304a8f 85c0 test eax,eax"
},
new Asm {
TextRepresentation = "00007ffd`a6304a91 741b je 00007ffd`a6304aae"
},
new Asm {
TextRepresentation = "00007ffd`a6304a93 440fb701 movzx r8d,word ptr [rcx]"
},
new Asm {
TextRepresentation = "00007ffd`a6304a97 440fb70a movzx r9d,word ptr [rdx]"
},
new Asm {
TextRepresentation = "00007ffd`a6304a9b 453bc1 cmp r8d,r9d"
},
new Asm {
TextRepresentation = "00007ffd`a6304a9e 7518 jne 00007ffd`a6304ab8"
},
new Asm {
TextRepresentation = "00007ffd`a6304aa0 4883c102 add rcx,2"
},
new Asm {
TextRepresentation = "00007ffd`a6304aa4 4883c202 add rdx,2"
},
new Asm {
TextRepresentation = "00007ffd`a6304aa8 ffc8 dec eax"
},
new Asm {
TextRepresentation = "00007ffd`a6304aaa 85c0 test eax,eax"
},
new Asm {
TextRepresentation = "00007ffd`a6304aac 75e5 jne 00007ffd`a6304a93"
},
new Asm {
TextRepresentation = "00007ffd`a6304aae b801000000 mov eax,1"
},
new Asm {
TextRepresentation = "00007ffd`a6304ab3 4883c418 add rsp,18h"
},
new Asm {
TextRepresentation = "00007ffd`a6304ab7 c3 ret"
},
new Asm {
TextRepresentation = "00007ffd`a6304ab8 33c0 xor eax,eax"
}
}
}
},
Name = "Test"
};
var expectedOutput = new[] {
"mov eax,dword ptr [rcx+8]",
"mov qword ptr [rsp+10h],rcx",
"test rcx,rcx",
"je M00_L00",
"add rcx,0Ch",
"M00_L00",
"mov qword ptr [rsp+8],rdx",
"test rdx,rdx",
"je M00_L01",
"add rdx,0Ch",
"M00_L01",
"test eax,eax",
"je M00_L03",
"M00_L02",
"movzx r8d,word ptr [rcx]",
"movzx r9d,word ptr [rdx]",
"cmp r8d,r9d",
"jne M00_L04",
"add rcx,2",
"add rdx,2",
"dec eax",
"test eax,eax",
"jne M00_L02",
"M00_L03",
"mov eax,1",
"add rsp,18h",
"ret",
"M00_L04",
"xor eax,eax"
};
var prettyOutput = DisassemblyPrettifier.Prettify(method, "M00");
for (int i = 0; i < expectedOutput.Length; i++)
{
Assert.Equal(expectedOutput[i], prettyOutput[i].TextRepresentation);
}
}
