Beispiel #1
0
        private void ScheduleMethods(MosaType type)
        {
            var currentType = type;

            var slots = new bool[TypeLayout.GetMethodTable(type).Count];

            while (currentType != null)
            {
                foreach (var method in currentType.Methods)
                {
                    bool contains;

                    lock (invokedMethods)
                    {
                        contains = invokedMethods.Contains(method);
                    }

                    if (contains)
                    {
                        int slot = TypeLayout.GetMethodSlot(method);

                        if (slots[slot])
                        {
                            continue;
                        }

                        slots[slot] = true;

                        ScheduleMethod(method);
                    }
                }

                currentType = currentType.BaseType;                 // EXPLORE: base types may not need to be considered
            }
        }
Beispiel #2
0
        private void MethodInvoked(MosaMethod method, MosaMethod source, bool direct)
        {
            if (!IsEnabled)
            {
                return;
            }

            lock (invokedMethods)
            {
                if (invokedMethods.Contains(method))
                {
                    return;
                }

                invokedMethods.Add(method);
            }

            if (trace != null)
            {
                lock (trace)
                {
                    if ((lastSource == null && source != null) || (lastSource != source))
                    {
                        trace.Log($"> Method: {(source == null ? "[NONE]" : source.FullName)}");
                        lastSource = source;
                    }

                    trace.Log($" >> Invoked: {method.FullName}{(method.IsStatic ? " [Static]" : " [Virtual]")}");
                }
            }

            lock (_lock)
            {
                if (method.IsStatic || method.IsConstructor || method.DeclaringType.IsValueType || direct)
                {
                    ScheduleMethod(method);
                }
                else
                {
                    bool contains;

                    lock (allocatedTypes)
                    {
                        contains = allocatedTypes.Contains(method.DeclaringType);
                    }

                    if (contains)
                    {
                        ScheduleMethod(method);
                    }

                    var slot = TypeLayout.GetMethodSlot(method);

                    ScheduleDerivedMethods(method.DeclaringType, slot);
                }
            }
        }
Beispiel #3
0
        private uint CalculateInterfaceMethodTableOffset(MosaMethod invokeTarget)
        {
            var slot = (uint)TypeLayout.GetMethodSlot(invokeTarget);

            // Skip the first two entries (TypeDef and Count)
            slot += 2;

            return(NativePointerSize * slot);
        }
Beispiel #4
0
        public void InterfaceMethodInvoked(MosaMethod method, MosaMethod source)
        {
            if (!IsEnabled)
            {
                return;
            }

            MarkMethodInvoked(method);

            if (trace != null)
            {
                lock (trace)
                {
                    if ((lastSource == null && source != null) || (lastSource != source))
                    {
                        trace.Log($"> Method: {(source == null ? "[NONE]" : source.FullName)}");
                        lastSource = source;
                    }

                    trace.Log($" >> Invoked: {method.FullName}{(method.IsStatic ? " [Static]" : " [Virtual]")}");
                }
            }

            lock (_lock)
            {
                invokedInteraceTypes.Add(method.DeclaringType);

                int slot          = TypeLayout.GetMethodSlot(method);
                var interfaceType = method.DeclaringType;

                interfaceSlots.AddIfNew(interfaceType, slot);

                // For every allocated type that implements this interface method, schedule the type's interface method
                foreach (var type in TypeSystem.AllTypes)
                {
                    if (type.IsInterface)
                    {
                        continue;
                    }

                    if (!type.Interfaces.Contains(interfaceType))
                    {
                        continue;
                    }

                    lock (allocatedTypes)
                    {
                        if (!allocatedTypes.Contains(type))
                        {
                            continue;
                        }
                    }

                    var imethods = TypeLayout.GetInterfaceTable(type, interfaceType);                     // this can be slow

                    var imethod = imethods[slot];

                    // schedule this type's interface method implementation
                    ScheduleMethod(imethod);
                }
            }
        }
Beispiel #5
0
        private int CalculateMethodTableOffset(MosaMethod invokeTarget)
        {
            int slot = TypeLayout.GetMethodSlot(invokeTarget);

            return(NativePointerSize * slot);
        }
Beispiel #6
0
        private uint CalculateMethodTableOffset(MosaMethod invokeTarget)
        {
            var slot = (uint)TypeLayout.GetMethodSlot(invokeTarget);

            return(NativePointerSize * (slot + 14));            // 14 is the offset into the TypeDef to the start of the MethodTable
        }