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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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42
X86Disassembler/X86/Handlers/FloatingPoint/FnstswHandler.cs
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@ -1,5 +1,7 @@
namespace X86Disassembler.X86.Handlers.FloatingPoint;
using X86Disassembler.X86.Operands;
/// <summary>
/// Handler for FNSTSW AX instruction (0xDF 0xE0)
/// </summary>
@ -8,11 +10,9 @@ public class FnstswHandler : InstructionHandler
/// <summary>
/// Initializes a new instance of the FnstswHandler 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 FnstswHandler(byte[] codeBuffer, InstructionDecoder decoder, int length)
: base(codeBuffer, decoder, length)
public FnstswHandler(InstructionDecoder decoder)
: base(decoder)
{
}
@ -24,20 +24,18 @@ public class FnstswHandler : InstructionHandler
public override bool CanHandle(byte opcode)
{
// FNSTSW is a two-byte opcode (0xDF 0xE0)
if (opcode == 0xDF)
{
if (!Decoder.CanReadByte())
{
return false;
}
if (opcode != 0xDF) return false;
if (CodeBuffer[Decoder.GetPosition()] == 0xE0)
{
return true;
}
if (!Decoder.CanReadByte())
{
return false;
}
if (Decoder.PeakByte() != 0xE0)
return false;
return false;
return true;
}
/// <summary>
@ -61,9 +59,17 @@ public class FnstswHandler : InstructionHandler
return false;
}
// Set the mnemonic and operands
instruction.Mnemonic = "fnstsw";
instruction.Operands = "ax";
// Set the instruction type
instruction.Type = InstructionType.Fnstsw;
// Create the AX register operand
var axOperand = OperandFactory.CreateRegisterOperand(RegisterIndex.A, 16);
// Set the structured operands
instruction.StructuredOperands =
[
axOperand
];
return true;
}