mirrors/ParkanPlayground
0
Fork 0
mirror of https://github.com/sampletext32/ParkanPlayground.git synced 2025-06-20 08:18:36 +03:00
Code Issues Releases Activity

nice big refactor

Browse Source
This commit is contained in:
bird_egop
2025-04-13 23:06:52 +03:00
parent 59df064ca4
commit 11a2cfada4
92 changed files with 981 additions and 1509 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
X86Disassembler/X86/Handlers/Or/OrR8Rm8Handler.cs
View File

@ -42,31 +42,24 @@ public class OrR8Rm8Handler : InstructionHandler
}
// Read the ModR/M byte
byte modRM = CodeBuffer[position++];
Decoder.SetPosition(position);
// Extract the fields from the ModR/M byte
byte mod = (byte)((modRM & 0xC0) >> 6);
byte reg = (byte)((modRM & 0x38) >> 3);
byte rm = (byte)(modRM & 0x07);
var (mod, reg, rm, destOperand) = ModRMDecoder.ReadModRM();
// Set the mnemonic
instruction.Mnemonic = "or";
// Get the register name
string regName = GetRegister8(reg);
string regName = ModRMDecoder.GetRegisterName(reg, 8);
// For memory operands, set the operand
if (mod != 3) // Memory operand
{
string operand = ModRMDecoder.DecodeModRM(mod, rm, false);
// Replace dword ptr with byte ptr for 8-bit operations
operand = operand.Replace("dword ptr", "byte ptr");
instruction.Operands = $"{regName}, {operand}";
destOperand = destOperand.Replace("dword ptr", "byte ptr");
instruction.Operands = $"{regName}, {destOperand}";
}
else // Register operand
{
string rmName = GetRegister8(rm);
string rmName = ModRMDecoder.GetRegisterName(rm, 8);
instruction.Operands = $"{regName}, {rmName}";
}