2025-04-13 19:26:08 +03:00
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# XOR instruction tests
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# Format: RawBytes;Instructions
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RawBytes;Instructions
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# Register-to-register XOR (32-bit)
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31D8;[{ "Mnemonic": "xor", "Operands": "eax, ebx" }]
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# Register-to-memory XOR (32-bit)
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314B10;[{ "Mnemonic": "xor", "Operands": "dword ptr [ebx+0x10], ecx" }]
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# Memory-to-register XOR (32-bit)
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33D8;[{ "Mnemonic": "xor", "Operands": "ebx, eax" }]
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334B10;[{ "Mnemonic": "xor", "Operands": "ecx, dword ptr [ebx+0x10]" }]
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# Immediate-to-register XOR (32-bit immediate)
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81F078563412;[{ "Mnemonic": "xor", "Operands": "eax, 0x12345678" }]
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# Immediate-to-memory XOR (32-bit immediate)
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81701078563412;[{ "Mnemonic": "xor", "Operands": "dword ptr [eax+0x10], 0x12345678" }]
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# Small immediate XOR (8-bit immediate to 32-bit register with sign extension)
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83F042;[{ "Mnemonic": "xor", "Operands": "eax, 0x42" }]
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# Sign-extended immediate XOR (8-bit immediate sign-extended to 32-bit)
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83F0F0;[{ "Mnemonic": "xor", "Operands": "eax, 0xFFFFFFF0" }]
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# XOR AL, imm8 (opcode 0x34)
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3442;[{ "Mnemonic": "xor", "Operands": "al, 0x42" }]
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# XOR EAX, imm32 (opcode 0x35)
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3578563412;[{ "Mnemonic": "xor", "Operands": "eax, 0x12345678" }]
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# XOR with SIB byte addressing (Scale-Index-Base)
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# XOR [eax+ecx*4], edx (opcode 0x31)
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311488;[{ "Mnemonic": "xor", "Operands": "dword ptr [eax+ecx*4], edx" }]
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# XOR edx, [eax+ecx*4] (opcode 0x33)
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331488;[{ "Mnemonic": "xor", "Operands": "edx, dword ptr [eax+ecx*4]" }]
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# XOR with displacement-only addressing
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# XOR [0x12345678], eax (opcode 0x31)
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310578563412;[{ "Mnemonic": "xor", "Operands": "dword ptr [0x12345678], eax" }]
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# XOR with segment override prefixes
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# XOR fs:[ebx+0x10], ecx (opcode 0x31 with FS override)
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64314B10;[{ "Mnemonic": "xor", "Operands": "dword ptr fs:[ebx+0x10], ecx" }]
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# XOR ecx, gs:[ebx+0x10] (opcode 0x33 with GS override)
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65334B10;[{ "Mnemonic": "xor", "Operands": "ecx, dword ptr gs:[ebx+0x10]" }]
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# XOR with complex addressing mode: base + index + scale + displacement
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# XOR [eax+ecx*4+0x12345678], edx (opcode 0x31)
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31948878563412;[{ "Mnemonic": "xor", "Operands": "dword ptr [eax+ecx*4+0x12345678], edx" }]
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# Edge cases for immediate values
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# XOR eax, 0x0 (opcode 0x83 /6 with zero immediate)
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83F000;[{ "Mnemonic": "xor", "Operands": "eax, 0x00" }]
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# XOR al, 0xFF (opcode 0x34 with max 8-bit immediate)
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34FF;[{ "Mnemonic": "xor", "Operands": "al, 0xFF" }]
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# XOR eax, 0xFFFFFFFF (opcode 0x81 /6 with max 32-bit immediate)
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81F0FFFFFFFF;[{ "Mnemonic": "xor", "Operands": "eax, 0xFFFFFFFF" }]
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# XOR with negative immediate value (sign-extended)
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83F0FF;[{ "Mnemonic": "xor", "Operands": "eax, 0xFFFFFFFF" }]
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2025-04-13 19:55:13 +03:00
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# 16-bit XOR tests (with 0x66 prefix)
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# XOR AX, imm16 (opcode 0x35 with 0x66 prefix)
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6635ABCD;[{ "Mnemonic": "xor", "Operands": "ax, 0xCDAB" }]
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# XOR r16, r/m16 (opcode 0x33 with 0x66 prefix)
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6633D8;[{ "Mnemonic": "xor", "Operands": "bx, ax" }]
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6633C9;[{ "Mnemonic": "xor", "Operands": "cx, cx" }]
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# XOR r/m16, r16 (opcode 0x31 with 0x66 prefix)
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6631D8;[{ "Mnemonic": "xor", "Operands": "ax, bx" }]
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6631C9;[{ "Mnemonic": "xor", "Operands": "cx, cx" }]
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# XOR r/m16, imm16 (opcode 0x81 /6 with 0x66 prefix)
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6681F0ABCD;[{ "Mnemonic": "xor", "Operands": "ax, 0xCDAB" }]
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# XOR r/m16, imm8 (sign-extended) (opcode 0x83 /6 with 0x66 prefix)
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6683F042;[{ "Mnemonic": "xor", "Operands": "ax, 0x42" }]
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6683F0FF;[{ "Mnemonic": "xor", "Operands": "ax, 0xFFFF" }]
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# 8-bit XOR tests
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# XOR r/m8, r8 (opcode 0x30)
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30D8;[{ "Mnemonic": "xor", "Operands": "al, bl" }]
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30C9;[{ "Mnemonic": "xor", "Operands": "cl, cl" }]
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# XOR r8, r/m8 (opcode 0x32)
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32D8;[{ "Mnemonic": "xor", "Operands": "bl, al" }]
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32C9;[{ "Mnemonic": "xor", "Operands": "cl, cl" }]
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# XOR r/m8, imm8 (opcode 0x80 /6)
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80F042;[{ "Mnemonic": "xor", "Operands": "al, 0x42" }]
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80F0FF;[{ "Mnemonic": "xor", "Operands": "al, 0xFF" }]
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# Self-XOR tests (zeroing registers)
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31C0;[{ "Mnemonic": "xor", "Operands": "eax, eax" }]
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31DB;[{ "Mnemonic": "xor", "Operands": "ebx, ebx" }]
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31C9;[{ "Mnemonic": "xor", "Operands": "ecx, ecx" }]
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31D2;[{ "Mnemonic": "xor", "Operands": "edx, edx" }]
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# XOR with different addressing modes
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# XOR [ebp+0x8], eax (opcode 0x31)
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31458;[{ "Mnemonic": "xor", "Operands": "dword ptr [ebp+0x8], eax" }]
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# XOR eax, [ebp+0x8] (opcode 0x33)
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33458;[{ "Mnemonic": "xor", "Operands": "eax, dword ptr [ebp+0x8]" }]
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# XOR with other segment overrides
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# XOR ss:[ebx+0x10], ecx (opcode 0x31 with SS override)
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36314B10;[{ "Mnemonic": "xor", "Operands": "dword ptr ss:[ebx+0x10], ecx" }]
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# XOR ecx, ds:[ebx+0x10] (opcode 0x33 with DS override)
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3E334B10;[{ "Mnemonic": "xor", "Operands": "ecx, dword ptr ds:[ebx+0x10]" }]
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# XOR ecx, es:[ebx+0x10] (opcode 0x33 with ES override)
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26334B10;[{ "Mnemonic": "xor", "Operands": "ecx, dword ptr es:[ebx+0x10]" }]
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# XOR ecx, cs:[ebx+0x10] (opcode 0x33 with CS override)
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2E334B10;[{ "Mnemonic": "xor", "Operands": "ecx, dword ptr cs:[ebx+0x10]" }]
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