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Fixed several instruction handling issues: 1) Added proper handling for zero displacements in memory operands, 2) Fixed large unsigned displacement values display, 3) Added CmpEaxImmHandler for CMP EAX, imm32 instruction, 4) Fixed JP and JNP conditional jump instruction types

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bird_egop
2025-04-16 19:43:03 +03:00
parent 193f9cd2d8
commit db96af74ff
13 changed files with 271 additions and 47 deletions
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13
X86DisassemblerTests/TestData/div_tests.csv
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@ -43,9 +43,10 @@ F7349C;[{ "Type": "Div", "Operands": ["dword ptr [esp+ebx*4]"] }]
F734DC;[{ "Type": "Div", "Operands": ["dword ptr [esp+ebx*8]"] }]
# With segment override prefixes
26F73425;[{ "Type": "Div", "Operands": ["dword ptr es:[eax]"] }]
2EF73425;[{ "Type": "Div", "Operands": ["dword ptr cs:[eax]"] }]
36F73425;[{ "Type": "Div", "Operands": ["dword ptr ss:[eax]"] }]
3EF73425;[{ "Type": "Div", "Operands": ["dword ptr ds:[eax]"] }]
64F73425;[{ "Type": "Div", "Operands": ["dword ptr fs:[eax]"] }]
65F73425;[{ "Type": "Div", "Operands": ["dword ptr gs:[eax]"] }]
# not recognized by ghidra or online disasms
# 26F73425;[{ "Type": "Div", "Operands": ["dword ptr es:[eax]"] }]
# 2EF73425;[{ "Type": "Div", "Operands": ["dword ptr cs:[eax]"] }]
# 36F73425;[{ "Type": "Div", "Operands": ["dword ptr ss:[eax]"] }]
# 3EF73425;[{ "Type": "Div", "Operands": ["dword ptr ds:[eax]"] }]
# 64F73425;[{ "Type": "Div", "Operands": ["dword ptr fs:[eax]"] }]
# 65F73425;[{ "Type": "Div", "Operands": ["dword ptr gs:[eax]"] }]

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