mirror of
https://github.com/danbulant/Cosmos
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253 lines
13 KiB
C#
253 lines
13 KiB
C#
#define MTW_DEBUG
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using Indy.IL2CPU.Assembler;
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using System.Xml;
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using System.Reflection;
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namespace Indy.IL2CPU.IL {
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public class MethodBaseComparer : IComparer<MethodBase>
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{
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#region IComparer<MethodBase> Members
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public int Compare(MethodBase x, MethodBase y)
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{
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return x.GetFullName().CompareTo(y.GetFullName());
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}
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#endregion
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}
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public abstract class InitVmtImplementationOp: Op {
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public delegate int GetMethodIdentifierEventHandler(MethodBase aMethod);
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public InitVmtImplementationOp(ILReader aReader, MethodInformation aMethodInfo)
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: base(aReader, aMethodInfo) {
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}
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private IList<Type> mTypes;
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public MethodBase LoadTypeTableRef;
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public MethodBase SetTypeInfoRef;
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public MethodBase SetMethodInfoRef;
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public FieldInfo TypesFieldRef;
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public int VTableEntrySize;
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public uint ArrayTypeId;
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public IList<MethodBase> Methods;
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public event GetMethodIdentifierEventHandler GetMethodIdentifier;
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public IList<Type> Types {
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get {
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return mTypes;
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}
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set {
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mTypes = value;
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}
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}
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protected abstract void Pushd(string aValue);
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protected abstract void Call(MethodBase aMethod);
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public override void DoAssemble() {
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#if MTW_DEBUG
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using (XmlWriter xDebug = XmlWriter.Create(@"d:\vtables.xml")) {
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xDebug.WriteStartDocument();
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xDebug.WriteStartElement("VTables");
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xDebug.WriteStartElement("AllMethods");
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for(int i = 0; i < Methods.Count; i++){
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MethodBase xTheMethod = Methods[i];
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xDebug.WriteStartElement("Method");
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xDebug.WriteAttributeString("Id", GetMethodIdentifier(xTheMethod).ToString("X"));
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xDebug.WriteAttributeString("Name", xTheMethod.GetFullName());
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xDebug.WriteEndElement();
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}
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xDebug.WriteEndElement();
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#endif
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string xTheName = DataMember.GetStaticFieldName(TypesFieldRef);
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DataMember xDataMember = (from item in Assembler.DataMembers
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where item.Value.Name == xTheName
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select item.Value).FirstOrDefault();
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if (xDataMember != null) {
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Assembler.DataMembers.Remove((from item in Assembler.DataMembers
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where item.Value == xDataMember
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select item).First());
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}
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StringBuilder xDataByteArray = new StringBuilder();
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xDataByteArray.Append(BitConverter.GetBytes(ArrayTypeId).Aggregate("", (r, b) => r + b + ","));
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xDataByteArray.Append(BitConverter.GetBytes((uint)0x80000002).Aggregate("", (r, b) => r + b + ","));
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xDataByteArray.Append(BitConverter.GetBytes(mTypes.Count).Aggregate("", (r, b) => r + b + ","));
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xDataByteArray.Append(BitConverter.GetBytes(VTableEntrySize).Aggregate("", (r, b) => r + b + ","));
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for (uint i = 0; i < mTypes.Count; i++) {
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for (int j = 0; j < VTableEntrySize; j++) {
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xDataByteArray.Append("0,");
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}
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}
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Assembler.DataMembers.Add(new KeyValuePair<string, DataMember>(Assembler.CurrentGroup, new DataMember(xTheName + "__Contents", "db", xDataByteArray.ToString().TrimEnd(','))));
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Assembler.DataMembers.Add(new KeyValuePair<string, DataMember>(Assembler.CurrentGroup, new DataMember(xTheName, "dd", xTheName + "__Contents")));
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Pushd("0" + mTypes.Count.ToString("X") + "h");
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Call(LoadTypeTableRef);
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for (int i = 0; i < mTypes.Count; i++) {
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#if MTW_DEBUG
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xDebug.WriteStartElement("Type");
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xDebug.WriteAttributeString("Id", i.ToString("X"));
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xDebug.WriteAttributeString("Name", mTypes[i].FullName);
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#endif
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try
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{
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Type xType = mTypes[i];
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if (xType.FullName == "MatthijsTest.TestImpl") { System.Diagnostics.Debugger.Break(); }
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// value contains true if the method is an interface method definition
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SortedList<MethodBase, bool> xEmittedMethods = new SortedList<MethodBase, bool>(new MethodBaseComparer());
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foreach (MethodBase xMethod in xType.GetMethods(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance))
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{
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if (Methods.Contains(xMethod) && !xMethod.IsAbstract)
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{
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xEmittedMethods.Add(xMethod, false);
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}
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}
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foreach (MethodBase xCtor in xType.GetConstructors(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance))
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{
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if (Methods.Contains(xCtor) && !xCtor.IsAbstract)
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{
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xEmittedMethods.Add(xCtor, false);
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}
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}
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foreach (var xIntf in xType.GetInterfaces())
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{
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foreach (var xMethodIntf in xIntf.GetMethods())
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{
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var xActualMethod = xType.GetMethod(xIntf.FullName + "." + xMethodIntf.Name,
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(from xParam in xMethodIntf.GetParameters()
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select xParam.ParameterType).ToArray());
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if (xActualMethod == null)
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{
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// get private implemenation
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xActualMethod = xType.GetMethod(xMethodIntf.Name,
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(from xParam in xMethodIntf.GetParameters()
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select xParam.ParameterType).ToArray());
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}
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if (Methods.Contains(xMethodIntf))
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{
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if (!xEmittedMethods.ContainsKey(xMethodIntf))
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{
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xEmittedMethods.Add(xMethodIntf,
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true);
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}
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}
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}
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}
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if (!xType.IsInterface)
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{
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Pushd("0" + i.ToString("X") + "h");
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}
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int? xBaseIndex = null;
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if (xType.BaseType == null)
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{
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xBaseIndex = i;
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}
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else
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{
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for (int t = 0; t < mTypes.Count; t++)
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{
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if (mTypes[t].ToString() == xType.BaseType.ToString())
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{
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xBaseIndex = t;
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break;
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}
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}
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}
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if (xBaseIndex == null)
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{
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throw new Exception("Base type not found!");
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}
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#if MTW_DEBUG
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xDebug.WriteAttributeString("BaseId", xBaseIndex.Value.ToString("X"));
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#endif
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if (!xType.IsInterface)
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{
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Pushd("0" + xBaseIndex.Value.ToString("X") + "h");
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//Pushd("0" + xEmittedMethods.Count.ToString("X") + "h");
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xDataByteArray.Remove(0, xDataByteArray.Length);
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xDataByteArray.Append(BitConverter.GetBytes(ArrayTypeId).Aggregate("", (r, b) => r + b + ","));
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xDataByteArray.Append(BitConverter.GetBytes(0x80000002 /* EmbeddedArray */).Aggregate("", (r, b) => r + b + ","));
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xDataByteArray.Append(BitConverter.GetBytes(xEmittedMethods.Count).Aggregate("", (r, b) => r + b + ","));
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xDataByteArray.Append("0,0,0,0,");
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for (uint j = 0; j < xEmittedMethods.Count; j++)
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{
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xDataByteArray.Append("0,0,0,0,");
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}
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string xDataValue = xDataByteArray.ToString();
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string xDataName = "____SYSTEM____TYPE___" + DataMember.FilterStringForIncorrectChars(mTypes[i].FullName) + "__MethodIndexesArray";
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Assembler.DataMembers.Add(new KeyValuePair<string, DataMember>(Assembler.CurrentGroup, new DataMember(xDataName, "db", xDataValue.TrimEnd(','))));
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Pushd(xDataName);
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xDataName = "____SYSTEM____TYPE___" + DataMember.FilterStringForIncorrectChars(mTypes[i].FullName) + "__MethodAddressesArray";
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Assembler.DataMembers.Add(new KeyValuePair<string, DataMember>(Assembler.CurrentGroup, new DataMember(xDataName, "db", xDataValue.TrimEnd(','))));
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Pushd(xDataName);
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xDataByteArray.Remove(0, xDataByteArray.Length);
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xDataByteArray.Append(BitConverter.GetBytes(ArrayTypeId).Aggregate("", (r, b) => r + b + ","));
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xDataByteArray.Append(BitConverter.GetBytes(0x80000002 /* EmbeddedArray */).Aggregate("", (r, b) => r + b + ","));
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xDataByteArray.Append(BitConverter.GetBytes((mTypes[i].FullName + ", " + mTypes[i].Module.Assembly.GetName().FullName).Length).Aggregate("", (r, b) => r + b + ","));
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xDataByteArray.Append(BitConverter.GetBytes((uint)2).Aggregate("", (r, b) => r + b + ","));
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xDataByteArray.Append(Encoding.Unicode.GetBytes(mTypes[i].FullName + ", " + mTypes[i].Module.Assembly.GetName().FullName).Aggregate("", (b, x) => b + x + ",") + "0");
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xDataName = "____SYSTEM____TYPE___" + DataMember.FilterStringForIncorrectChars(mTypes[i].FullName);
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mAssembler.DataMembers.Add(new KeyValuePair<string, DataMember>(Assembler.CurrentGroup, new DataMember(xDataName, "db", xDataByteArray.ToString())));
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Pushd(xDataName);
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//Pushd("0");
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Call(SetTypeInfoRef);
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}
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for (int j = 0; j < xEmittedMethods.Count; j++)
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{
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MethodBase xMethod = xEmittedMethods.Keys[j];
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var xMethodId = GetMethodIdentifier(xMethod);
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if (xEmittedMethods.Values[j])
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{
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var xNewMethod = xType.GetMethod(xMethod.DeclaringType.FullName + "." + xMethod.Name,
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(from xParam in xMethod.GetParameters()
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select xParam.ParameterType).ToArray());
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if (xNewMethod == null)
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{
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// get private implemenation
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xNewMethod = xType.GetMethod(xMethod.Name,
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(from xParam in xMethod.GetParameters()
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select xParam.ParameterType).ToArray());
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}
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if (xNewMethod == null) { System.Diagnostics.Debugger.Break(); }
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xMethod = xNewMethod;
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}
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#if MTW_DEBUG
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xDebug.WriteStartElement("Method");
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xDebug.WriteAttributeString("Id", xMethodId.ToString("X"));
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xDebug.WriteAttributeString("Name", xMethod.GetFullName());
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xDebug.WriteEndElement();
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#endif
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if (!xType.IsInterface)
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{
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Pushd("0" + i.ToString("X") + "h");
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Pushd("0" + j.ToString("X") + "h");
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Pushd("0" + xMethodId.ToString("X") + "h");
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Pushd(Label.GenerateLabelName(xMethod));
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//xDataValue = Encoding.ASCII.GetBytes(GetFullName(xMethod)).Aggregate("", (b, x) => b + x + ",") + "0";
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//xDataName = "____SYSTEM____METHOD___" + DataMember.FilterStringForIncorrectChars(GetFullName(xMethod));
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//mAssembler.DataMembers.Add(new DataMember(xDataName, "db", xDataValue));
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//Pushd(xDataName);
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Pushd("0");
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Call(SetMethodInfoRef);
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}
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}
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}
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finally
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{
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#if MTW_DEBUG
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xDebug.WriteEndElement();
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#endif
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}
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}
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#if MTW_DEBUG
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}
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#endif
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}
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}
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}
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