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Introduce failing 32-bit parsing test.

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Thomas Harte 2022-03-08 19:57:10 -05:00
parent 21d4838322
commit ebed4cd728
1 changed files with 91 additions and 0 deletions
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91
OSBindings/Mac/Clock SignalTests/x86DecoderTests.mm
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@ -345,4 +345,95 @@ std::vector<typename InstructionSet::x86::Decoder<model>::InstructionT> decode(c
XCTAssertEqual(instructions[1].address_size(), AddressSize::b16);
}
- (void)test32bitSequence {
const auto instructions = decode<Model::i80386>({
0x2e, 0x42, 0x0c, 0x09, 0x81, 0x47, 0xbe, 0xa9, 0x3a, 0x68, 0x9f, 0xf0, 0x7a, 0xe2, 0x3e, 0xb4,
0xc1, 0x1f, 0xaa, 0x60, 0xb4, 0xe1, 0x91, 0xdc, 0xf6, 0x62, 0x90, 0x90, 0xdf, 0xcd, 0xf9, 0x0f,
0xbb, 0x71, 0x4b, 0x58, 0x55, 0x38, 0x2c, 0xf9, 0x50, 0xfe, 0xce, 0xe0, 0xc1, 0xda, 0x83, 0x8c,
0x19, 0x0c, 0x9b, 0x89, 0x13, 0x34, 0x45, 0xc5, 0x11, 0xa2, 0xd3, 0xa6, 0xdb, 0xe4, 0x1f, 0xa5,
0x79, 0xf3, 0x7d, 0x1c, 0xb8, 0xda, 0x6b, 0x76, 0x8a, 0x79, 0x28, 0x52, 0xcd, 0xc4, 0xe9, 0xba,
0x11, 0xcf, 0x29, 0x09, 0x46, 0x1a, 0xc0, 0x5d, 0x88, 0x34, 0xa5, 0x83, 0xe2, 0xd0, 0xf5, 0x44,
0x9d, 0xa5, 0xc1, 0x5e, 0x4f, 0x07, 0x51, 0xd4, 0xed, 0xb0, 0x69, 0xd7, 0x00, 0xc5, 0x51, 0xfb,
0x68, 0x85, 0x3a, 0x8b, 0x69, 0x28, 0x0c, 0xec, 0xb1, 0xb7, 0x3b, 0x8d, 0x5f, 0x44, 0x87, 0x2c,
0xe3, 0x02, 0x9e, 0x74, 0x6e, 0x1b, 0x8f, 0x4d, 0xc5, 0x33, 0x04, 0x9f, 0xac, 0xc0, 0xc9, 0x60,
0x9a, 0x8a, 0xf5, 0xd0, 0x97, 0x1b, 0xe2, 0x64, 0x60, 0xb0, 0xcf, 0xe3, 0x37,
}, true);
XCTAssertEqual(instructions.size(), 64);
//cs inc edx
//or al,0x9
//add DWORD PTR [edi-0x42],0x9f683aa9
//lock jp 0xfffffff0 (from 0000000e)
test(instructions[0], DataSize::DWord, Operation::INC, Source::eDX);
XCTAssertEqual(instructions[0].data_segment(), Source::CS);
test(instructions[1], DataSize::Byte, Operation::OR, Source::Immediate, Source::eAX, 0x9);
test(instructions[2], DataSize::DWord, Operation::ADD, Source::Immediate, ScaleIndexBase(Source::eDI), 0x9f683aa9, -0x42);
test(instructions[3], Operation::JP, 0, -30);
XCTAssert(instructions[3].lock());
//ds mov ah,0xc1
//pop ds
//stos BYTE PTR es:[edi],al
//pusha
//mov ah,0xe1
//xchg ecx,eax
//fdivr st(6),st
//bound edx,QWORD PTR [eax-0x6322070]
//btc DWORD PTR [ecx+0x4b],esi
//pop eax
//push ebp
//cmp BYTE PTR [ecx+edi*8],ch
//push eax
//dec dh
//loopne 0xffffffee
//fiadd DWORD PTR [ebx-0x64f3e674]
//mov DWORD PTR [ebx],edx
//xor al,0x45
//lds edx,FWORD PTR [ecx]
// Note to self: disassembly currently diverges at or immediately after this MOV:
//mov ds:0xe4dba6d3,al
//pop ds
//movs DWORD PTR es:[edi],DWORD PTR ds:[esi]
//jns 0x00000035
//jge 0x00000060
//mov eax,0x8a766bda
//jns 0x00000073
//push edx
//int 0xc4
//jmp 0x29cf120d
//or DWORD PTR [esi+0x1a],eax
//rcr BYTE PTR [ebp-0x78],0x34
//movs DWORD PTR es:[edi],DWORD PTR ds:[esi]
//and edx,0xffffffd0
//cmc
//inc esp
//popf
//movs DWORD PTR es:[edi],DWORD PTR ds:[esi]
//rcr DWORD PTR [esi+0x4f],0x7
//push ecx
//aam 0xed
//mov al,0x69
//xlat BYTE PTR ds:[ebx]
//add ch,al
//push ecx
//sti
//push 0x698b3a85
//sub BYTE PTR [esp+ebp*8],cl
//mov cl,0xb7
//cmp ecx,DWORD PTR [ebp+0x2c87445f]
//jecxz 0x00000084
//sahf
//je 0x000000f3
//sbb ecx,DWORD PTR [edi+0x433c54d]
//lahf
//lods al,BYTE PTR ds:[esi]
//ror cl,0x60
//call 0xe21b:0x97d0f58a
//fs pusha
//mov al,0xcf
//jecxz 0x000000d4
}
@end