/// <remarks>Unsure</remarks>
public static Boolean Is_Ldarga(this VirtualOpCode ins)
{
var sub = ins.Find(Pattern_Ldarga);
return(sub != null &&
((FieldDef)sub[2].Operand).MDToken == ins.VType.ArgumentsField.MDToken &&
((MethodDef)sub[4].Operand).ReturnType.FullName.Equals("System.UInt16"));
}
public static Boolean Is_Starg_S(this VirtualOpCode ins)
{
var sub = ins.Find(Pattern_Starg);
return(sub != null && sub[3].Operand is MethodDef &&
((MethodDef)sub[3].Operand).ReturnType.FullName.Equals("System.Byte") &&
ins.Matches(Pattern_Tail_Starg));
}
public static Boolean Is_Ldelem_I(this VirtualOpCode ins)
{
var sub = ins.Find(new Code[] {
Code.Ldarg_0, Code.Ldsfld, Code.Call, Code.Ret
});
return(sub != null &&
((IField)sub[1].Operand).MDToken == ins.VType.GetTypeField("System.IntPtr").MDToken &&
_Is_Ldelem(ins));
}
public static Boolean Is_Rethrow(this VirtualOpCode ins)
{
var sub = ins.Find(new Code[] {
Code.Newobj, Code.Throw, Code.Ldarg_0, Code.Ldarg_0, Code.Ldfld,
Code.Callvirt, Code.Callvirt, Code.Stfld, Code.Ldarg_0, Code.Ldfld,
Code.Call, Code.Ret
});
return(sub != null && _Is_Throw(ins, ((MethodDef)sub[10].Operand)));
}
public static Boolean Is_Callvirt(this VirtualOpCode ins)
{
MethodDef method;
var sub = ins.Find(new Code[] {
Code.Ldarg_1, Code.Castclass, Code.Stloc_S, Code.Ldarg_0, Code.Ldloc_S,
Code.Callvirt, Code.Call, Code.Stloc_0, Code.Ldarg_0, Code.Ldfld, Code.Brfalse_S
});
return(sub != null &&
(method = sub[6].Operand as MethodDef) != null &&
method.HasReturnType && method.ReturnType.FullName.Equals("System.Reflection.MethodBase"));
}
public static Boolean Is_Ckfinite(this VirtualOpCode ins)
{
var sub = ins.Find(new Code[] {
Code.Ldloc_0, Code.Callvirt, Code.Call, Code.Brtrue_S,
Code.Ldloc_0, Code.Callvirt, Code.Call, Code.Brfalse_S,
Code.Ldstr, Code.Newobj, Code.Throw
});
return(sub != null &&
((IMethod)sub[2].Operand).FullName.Contains("System.Double::IsNaN") &&
((IMethod)sub[6].Operand).FullName.Contains("System.Double::IsInfinity"));
}
