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Fixed instruction handlers and tests for Group1, Group3, and XOR instructions

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bird_egop
2025-04-12 21:48:41 +03:00
parent f107b8e763
commit a0e40c8a52
6 changed files with 79 additions and 24 deletions
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12
X86Disassembler/X86/InstructionDecoder.cs
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@ -127,9 +127,17 @@ public class InstructionDecoder
// Get a handler for the opcode
var handler = _handlerFactory.GetHandler(opcode);
if (handler == null || !handler.Decode(opcode, instruction))
bool handlerSuccess = false;
// Try to decode with a handler first
if (handler != null)
{
handlerSuccess = handler.Decode(opcode, instruction);
}
// If no handler is found or decoding fails, create a default instruction
if (!handlerSuccess)
{
// If no handler is found or decoding fails, create a default instruction
instruction.Mnemonic = OpcodeMap.GetMnemonic(opcode);
instruction.Operands = "??";
}