protected void Ldflda(MethodInfo aMethod, FieldInfo aFieldInfo)
{
X86.IL.Ldflda.DoExecute(Assembler, aMethod, aMethod.MethodBase.DeclaringType, aFieldInfo, false, false, aFieldInfo.DeclaringType);
}
protected void Ldsflda(MethodInfo aMethod, FieldInfo aFieldInfo)
{
X86.IL.Ldsflda.DoExecute(Assembler, aMethod, DataMember.GetStaticFieldName(aFieldInfo.Field), aMethod.MethodBase.DeclaringType, null);
}
public override void Execute(_MethodInfo aMethod, ILOpCode aOpCode)
{
var xType = aMethod.MethodBase.DeclaringType;
var xOpCode = (ILOpCodes.OpField)aOpCode;
FieldInfo xField = xOpCode.Value;
var xIsReferenceType = TypeIsReferenceType(xField.FieldType);
// call cctor:
var xCctor = (xField.DeclaringType.GetConstructors(BindingFlags.Static | BindingFlags.NonPublic)).SingleOrDefault();
if (xCctor != null)
{
XS.Call(LabelName.Get(xCctor));
ILOp.EmitExceptionLogic(Assembler, aMethod, aOpCode, true, null, ".AfterCCTorExceptionCheck");
XS.Label(".AfterCCTorExceptionCheck");
}
//int aExtraOffset;// = 0;
//bool xNeedsGC = xField.FieldType.IsClass && !xField.FieldType.IsValueType;
uint xSize = SizeOfType(xField.FieldType);
//if( xNeedsGC )
//{
// aExtraOffset = 12;
//}
new Comment(Assembler, "Type = '" + xField.FieldType.FullName /*+ "', NeedsGC = " + xNeedsGC*/);
uint xOffset = 0;
var xFields = xField.DeclaringType.GetFields();
foreach (FieldInfo xInfo in xFields)
{
if (xInfo == xField)
{
break;
}
xOffset += SizeOfType(xInfo.FieldType);
}
string xDataName = DataMember.GetStaticFieldName(xField);
if (xIsReferenceType)
{
XS.Add(XSRegisters.ESP, 4);
XS.Pop(XSRegisters.EAX);
XS.Set(ElementReference.New(xDataName).Name, XSRegisters.EAX, destinationIsIndirect: true, destinationDisplacement: 4);
return;
}
for (int i = 0; i < (xSize / 4); i++)
{
XS.Pop(XSRegisters.EAX);
new CPUx86.Mov {
DestinationRef = ElementReference.New(xDataName, i * 4), DestinationIsIndirect = true, SourceReg = CPUx86.RegistersEnum.EAX
};
}
switch (xSize % 4)
{
case 1:
{
XS.Pop(XSRegisters.EAX);
new CPUx86.Mov {
DestinationRef = ElementReference.New(xDataName, (int)((xSize / 4) * 4)), DestinationIsIndirect = true, SourceReg = CPUx86.RegistersEnum.AL
};
break;
}
case 2:
{
XS.Pop(XSRegisters.EAX);
new CPUx86.Mov {
DestinationRef = Cosmos.Assembler.ElementReference.New(xDataName, (int)((xSize / 4) * 4)), DestinationIsIndirect = true, SourceReg = CPUx86.RegistersEnum.AX
};
break;
}
case 0:
{
break;
}
default:
//EmitNotImplementedException(Assembler, GetServiceProvider(), "Ldsfld: Remainder size " + (xSize % 4) + " not supported!", mCurLabel, mMethodInformation, mCurOffset, mNextLabel);
throw new NotImplementedException();
//break;
}
}
