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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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41
X86Disassembler/X86/Handlers/Test/TestRegMem8Handler.cs
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@ -1,5 +1,7 @@
namespace X86Disassembler.X86.Handlers.Test;
using X86Disassembler.X86.Operands;
/// <summary>
/// Handler for TEST r/m8, r8 instruction (0x84)
/// </summary>
@ -8,11 +10,9 @@ public class TestRegMem8Handler : InstructionHandler
/// <summary>
/// Initializes a new instance of the TestRegMem8Handler 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 TestRegMem8Handler(byte[] codeBuffer, InstructionDecoder decoder, int length)
: base(codeBuffer, decoder, length)
public TestRegMem8Handler(InstructionDecoder decoder)
: base(decoder)
{
}
@ -34,8 +34,8 @@ public class TestRegMem8Handler : InstructionHandler
/// <returns>True if the instruction was successfully decoded</returns>
public override bool Decode(byte opcode, Instruction instruction)
{
// Set the mnemonic
instruction.Mnemonic = "test";
// Set the instruction type
instruction.Type = InstructionType.Test;
// Check if we have enough bytes for the ModR/M byte
if (!Decoder.CanReadByte())
@ -46,19 +46,30 @@ public class TestRegMem8Handler : InstructionHandler
// Read the ModR/M byte
var (mod, reg, rm, destOperand) = ModRMDecoder.ReadModRM();
// Get the register name for the reg field
string regOperand = ModRMDecoder.GetRegisterName(reg, 8);
// Create the register operand for the reg field (8-bit)
var regOperand = OperandFactory.CreateRegisterOperand(reg, 8);
// For direct register addressing (mod == 3), get the r/m register name
if (mod == 3)
// Set the structured operands based on addressing mode
if (mod == 3) // Direct register addressing
{
string rmOperand = ModRMDecoder.GetRegisterName(rm, 8);
instruction.Operands = $"{rmOperand}, {regOperand}";
// Create the register operand for the r/m field (8-bit)
var rmOperand = OperandFactory.CreateRegisterOperand(rm, 8);
// Set the structured operands
instruction.StructuredOperands =
[
rmOperand,
regOperand
];
}
else
else // Memory addressing
{
// For memory operands, use the decoded operand string
instruction.Operands = $"{destOperand}, {regOperand}";
// Set the structured operands
instruction.StructuredOperands =
[
destOperand,
regOperand
];
}
return true;