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Code Issues Releases Activity

Updated instruction handlers to use Type and StructuredOperands instead of Mnemonic and Operands

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This commit is contained in:
bird_egop
2025-04-14 22:08:50 +03:00
parent c516e063e7
commit 685eeda03d
136 changed files with 3694 additions and 2584 deletions
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27
X86Disassembler/X86/Handlers/Mov/MovRm32Imm32Handler.cs
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@ -1,5 +1,7 @@
namespace X86Disassembler.X86.Handlers.Mov;
using X86Disassembler.X86.Operands;
/// <summary>
/// Handler for MOV r/m32, imm32 instruction (0xC7)
/// </summary>
@ -8,11 +10,9 @@ public class MovRm32Imm32Handler : InstructionHandler
/// <summary>
/// Initializes a new instance of the MovRm32Imm32Handler class
/// </summary>
/// <param name="codeBuffer">The buffer containing the code to decode</param>
/// <param name="decoder">The instruction decoder that owns this handler</param>
/// <param name="length">The length of the buffer</param>
public MovRm32Imm32Handler(byte[] codeBuffer, InstructionDecoder decoder, int length)
: base(codeBuffer, decoder, length)
public MovRm32Imm32Handler(InstructionDecoder decoder)
: base(decoder)
{
}
@ -34,8 +34,8 @@ public class MovRm32Imm32Handler : InstructionHandler
/// <returns>True if the instruction was successfully decoded</returns>
public override bool Decode(byte opcode, Instruction instruction)
{
// Set the mnemonic
instruction.Mnemonic = "mov";
// Set the instruction type
instruction.Type = InstructionType.Mov;
// Check if we have enough bytes for the ModR/M byte
if (!Decoder.CanReadByte())
@ -44,7 +44,7 @@ public class MovRm32Imm32Handler : InstructionHandler
}
// Use ModRMDecoder to decode the ModR/M byte
var (mod, reg, rm, operand) = ModRMDecoder.ReadModRM(false);
var (mod, reg, rm, destinationOperand) = ModRMDecoder.ReadModRM(false);
// MOV r/m32, imm32 only uses reg=0
if (reg != 0)
@ -58,9 +58,18 @@ public class MovRm32Imm32Handler : InstructionHandler
return false;
}
// Read the immediate dword and format the operands
// Read the immediate dword and create the operands
uint imm32 = Decoder.ReadUInt32();
instruction.Operands = $"{operand}, 0x{imm32:X8}";
// Create the immediate operand
var sourceOperand = OperandFactory.CreateImmediateOperand(imm32, 32);
// Set the structured operands
instruction.StructuredOperands =
[
destinationOperand,
sourceOperand
];
return true;
}