dan/Cosmos
1
0
Fork 0
mirror of https://github.com/danbulant/Cosmos synced 2026-05-19 20:39:01 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions
Cosmos/source/Indy.IL2CPU.IL.X86.Native/NativeOpCodeMap.cs
mterwoord_cp e8e538dd3c Did some code cleanup, and fixed a scanner bug
2008-01-08 17:46:37 +00:00

459 lines
No EOL
21 KiB
C#
Raw Blame History

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Indy.IL2CPU.Assembler;
using Indy.IL2CPU.IL.X86.Native.CustomImplementations.System;
using Indy.IL2CPU.IL.X86.Native.CustomImplementations.System.Diagnostics;
using Mono.Cecil;
using Mono.Cecil.Cil;
using CPU = Indy.IL2CPU.Assembler.X86;
using CPUNative = Indy.IL2CPU.Assembler.X86.Native;
namespace Indy.IL2CPU.IL.X86.Native {
public class NativeOpCodeMap: X86.X86OpCodeMap {
internal static NativeOpCodeMap Instance;
public override void Initialize(Indy.IL2CPU.Assembler.Assembler aAssembler, IEnumerable<AssemblyDefinition> aProjectAssemblies, IEnumerable<AssemblyDefinition> aPlugs, Func<TypeReference, TypeDefinition> aTypeResolver, Func<string, AssemblyDefinition> aAssemblyResolver) {
base.Initialize(aAssembler, aProjectAssemblies, aPlugs, aTypeResolver, aAssemblyResolver);
base.mMap[Code.Call] = typeof(Call);
}
public NativeOpCodeMap() {
Instance = this;
}
// public MethodDefinition GetGlueMethod(GlueMethodTypeEnum aMethodType) {
// CheckGlueMethod();
// if (!mGlueMethods.ContainsKey(aMethodType)) {
// throw new Exception("GlueMethod '" + aMethodType.ToString() + "' not implemented!");
// }
// MethodDefinition xResult = mGlueMethods[aMethodType];
// Engine.QueueMethod(xResult);
// return xResult;
// }
//
// public MethodDefinition GetGluePlaceholderMethod(GluePlaceholderMethodTypeEnum aMethodType) {
// CheckGluePlaceholderMethod();
// if (!mGluePlaceholderMethods.ContainsKey(aMethodType)) {
// throw new Exception("GluePlaceholderMethod '" + aMethodType.ToString() + "' not implemented!");
// }
// return mGluePlaceholderMethods[aMethodType];
// }
//
// public FieldDefinition GetGlueField(GlueFieldTypeEnum aFieldType) {
// CheckGlueField();
// if (!mGlueFields.ContainsKey(aFieldType)) {
// throw new Exception("GlueField '" + aFieldType.ToString() + "' not found!");
// }
// return mGlueFields[aFieldType];
// }
protected override Type GetCustomMethodImplementationOp() {
return typeof(NativeCustomMethodImplementationOp);
}
protected override Type GetMethodFooterOp() {
return typeof(NativeMethodFooterOp);
}
protected override Type GetMainEntryPointOp() {
return typeof(NativeMainEntryMethodOp);
}
protected override Type GetMethodHeaderOp() {
return typeof(NativeMethodHeaderOp);
}
// private SortedList<GlueMethodTypeEnum, MethodDefinition> mGlueMethods;
// private SortedList<GluePlaceholderMethodTypeEnum, MethodDefinition> mGluePlaceholderMethods;
// private SortedList<GlueFieldTypeEnum, FieldDefinition> mGlueFields;
// private void CheckGlueMethod() {
// if (mGlueMethods != null) {
// return;
// }
// mGlueMethods = new SortedList<GlueMethodTypeEnum, MethodDefinition>();
// AssemblyDefinition xCrawledAsm = Engine.GetCrawledAssembly();
// foreach (ModuleDefinition xModule in xCrawledAsm.Modules) {
// foreach (TypeDefinition xType in xModule.Types) {
// foreach (MethodDefinition xMethod in xType.Methods) {
// IEnumerable<CustomAttribute> xAttribs = (from item in xMethod.CustomAttributes.Cast<CustomAttribute>()
// where item.Constructor.DeclaringType.FullName == typeof(GlueMethodAttribute).FullName
// select item);
// if (xAttribs == null || xAttribs.Count() == 0) {
// continue;
// }
// foreach (CustomAttribute xAttrib in xAttribs) {
// if (!xAttrib.Resolved) {
// if (!xAttrib.Resolve()) {
// throw new Exception("Couldn't resolve attribute on method '" + xMethod.GetFullName());
// }
// }
// mGlueMethods.Add((GlueMethodTypeEnum)xAttrib.Properties["MethodType"], xMethod);
// }
// }
// }
// }
// }
//
// private void CheckGluePlaceholderMethod() {
// if (mGluePlaceholderMethods != null) {
// return;
// }
// mGluePlaceholderMethods = new SortedList<GluePlaceholderMethodTypeEnum, MethodDefinition>();
// AssemblyDefinition xCrawledAsm = Engine.GetCrawledAssembly();
// foreach (ModuleDefinition xModule in xCrawledAsm.Modules) {
// foreach (TypeDefinition xType in xModule.Types) {
// foreach (MethodDefinition xMethod in xType.Methods) {
// CustomAttribute xAttrib = (from item in xMethod.CustomAttributes.Cast<CustomAttribute>()
// where item.Constructor.DeclaringType.FullName == typeof(GluePlaceholderMethodAttribute).FullName
// select item).FirstOrDefault();
// if (xAttrib == null) {
// continue;
// }
// if (!xAttrib.Resolved) {
// if (!xAttrib.Resolve()) {
// throw new Exception("Couldn't resolve attribute on method '" + xMethod.GetFullName());
// }
// }
// mGluePlaceholderMethods.Add((GluePlaceholderMethodTypeEnum)xAttrib.Properties["MethodType"], xMethod);
// }
// }
// }
// }
//
// private void CheckGlueField() {
// if (mGlueFields != null) {
// return;
// }
// mGlueFields = new SortedList<GlueFieldTypeEnum, FieldDefinition>();
// AssemblyDefinition xCrawledAsm = Engine.GetCrawledAssembly();
// foreach (ModuleDefinition xModule in xCrawledAsm.Modules) {
// foreach (TypeDefinition xType in xModule.Types) {
// foreach (FieldDefinition xFieldDefinition in xType.Fields) {
// CustomAttribute xAttrib = (from item in xFieldDefinition.CustomAttributes.Cast<CustomAttribute>()
// where item.Constructor.DeclaringType.FullName == typeof(GlueFieldAttribute).FullName
// select item).FirstOrDefault();
// if (xAttrib == null) {
// continue;
// }
// if (!xAttrib.Resolved) {
// if (!xAttrib.Resolve()) {
// throw new Exception("Couldn't resolve attribute on method '" + xFieldDefinition.GetFullName());
// }
// }
// if (mGlueFields.ContainsKey((GlueFieldTypeEnum)xAttrib.Properties["FieldType"])) {
// throw new Exception("GlueField of type '" + ((GlueFieldTypeEnum)xAttrib.Properties["FieldType"]).ToString() + "' already found!");
// }
// mGlueFields.Add((GlueFieldTypeEnum)xAttrib.Properties["FieldType"], xFieldDefinition);
// }
// }
// }
// }
protected override IList<AssemblyDefinition> GetPlugAssemblies() {
IList<AssemblyDefinition> xResult = base.GetPlugAssemblies();
xResult.Add(AssemblyFactory.GetAssembly(typeof(NativeOpCodeMap).Assembly.Location));
return xResult;
}
public override bool HasCustomAssembleImplementation(MethodInformation aMethodInfo, bool aInMetalMode) {
switch (aMethodInfo.LabelName) {
case "System_Byte___Indy_IL2CPU_IL_X86_CustomImplementations_System_StringImpl_GetByteFromChar___System_Char___": {
if (aInMetalMode) {
return true;
}
break;
}
case "System_Void___Indy_IL2CPU_IL_X86_Native_RuntimeEngineImpl_IDT_LoadArray____": {
return true;
}
case "System_Void___Indy_IL2CPU_IL_X86_Native_RuntimeEngineImpl_IDT_RegisterIDT____": {
return true;
}
case "System_Void___Indy_IL2CPU_IL_X86_Native_RuntimeEngineImpl_GDT_LoadArray____": {
return true;
}
case "System_Void___Indy_IL2CPU_IL_X86_Native_RuntimeEngineImpl_GDT_RegisterGDT____": {
return true;
}
case "System_Void___Indy_IL2CPU_RuntimeEngine_Heap_Initialize____": {
return true;
}
case "System_Void___System_Diagnostics_Debugger_Break____": {
return true;
}
case "System_Void___Indy_IL2CPU_IL_X86_Native_RuntimeEngineImpl_IO_WriteToPort___System_UInt16__System_Byte__": {
return true;
}
case "System_Byte___Indy_IL2CPU_IL_X86_Native_RuntimeEngineImpl_IO_ReadFromPort___System_UInt16__": {
return true;
}
case "System_Void___Cosmos_Kernel_ConsoleDrv_TestIDT____": {
return true;
}
default: {
// CheckGluePlaceholderMethod();
// GluePlaceholderMethodTypeEnum? xMethodType = null;
// int xResult = (from item in mGluePlaceholderMethods.Keys
// where Label.GenerateLabelName(mGluePlaceholderMethods[item]) == aMethodInfo.LabelName
// select item).Count();
// if (xResult > 0) {
// return true;
// } else {
break;
// }
}
}
return base.HasCustomAssembleImplementation(aMethodInfo, aInMetalMode);
}
public override void DoCustomAssembleImplementation(bool aInMetalMode, Assembler.Assembler aAssembler, MethodInformation aMethodInfo) {
switch (aMethodInfo.LabelName) {
case "System_Byte___Indy_IL2CPU_IL_X86_CustomImplementations_System_StringImpl_GetByteFromChar___System_Char___": {
if (aInMetalMode) {
DoAssemble_String_GetByteFromChar(aAssembler, aMethodInfo);
return;
}
break;
}
case "System_Void___Indy_IL2CPU_RuntimeEngine_Heap_Initialize____": {
return;
}
case "System_Void___System_Diagnostics_Debugger_Break____": {
//aAssembler.Add(new Literal("xchg bx, bx"));
return;
}
default: {
// CheckGluePlaceholderMethod();
// GluePlaceholderMethodTypeEnum? xMethodType = null;
//
// foreach (GluePlaceholderMethodTypeEnum xTheMethodType in mGluePlaceholderMethods.Keys) {
// if (Label.GenerateLabelName(mGluePlaceholderMethods[xTheMethodType]) == aMethodInfo.LabelName) {
// xMethodType = xTheMethodType;
// break;
// }
// }
// if (xMethodType != null) {
// AssembleGluePlaceholderMethod(xMethodType.Value, aAssembler, aMethodInfo);
// }
break;
}
}
base.DoCustomAssembleImplementation(aInMetalMode, aAssembler, aMethodInfo);
}
// private void AssembleGluePlaceholderMethod(GluePlaceholderMethodTypeEnum aMethodType, Assembler.Assembler aAssembler, MethodInformation aMethodInfo) {
// switch (aMethodType) {
// case GluePlaceholderMethodTypeEnum.GDT_LoadArray: {
// FieldDefinition xFieldDef = GetGlueField(GlueFieldTypeEnum.GDT_Array);
// string xFieldName = Assembler.DataMember.GetStaticFieldName(xFieldDef);
// string xFieldData = "0,0,0,0,";
// xFieldData += BitConverter.GetBytes((uint)InstanceTypeEnum.StaticEmbeddedArray).Aggregate("", (b, r) => r + b + ",");
// xFieldData += "3,0,0,0,";
// for (int i = 0; i < 3; i++) {
// xFieldData += ",0,0,0,0,0,0,0,0";
// }
// DataMember xDataItem = (from item in aAssembler.DataMembers
// where item.Name == xFieldName
// select item).FirstOrDefault();
// aAssembler.DataMembers.Remove(xDataItem);
// aAssembler.DataMembers.Add(new DataMember(xFieldName, "dd", xFieldName));
// aAssembler.DataMembers.Add(new DataMember(xFieldName + "___Contents", "db", xFieldData));
// xFieldDef = GetGlueField(GlueFieldTypeEnum.GDT_Pointer);
// string xPointerFieldName;
// Engine.QueueStaticField(xFieldDef, out xPointerFieldName);
// new CPU.Move("eax", xPointerFieldName);
// new CPU.Move("word [eax]", "0x" + ((8 * 3) - 1).ToString("X"));
// new CPU.Move("ecx", "[" + xFieldName + "]");
// new CPU.Add("ecx", "0xC");
// new CPU.Move("dword [eax + 2]", "ecx");
// break;
// }
// case GluePlaceholderMethodTypeEnum.GDT_Register: {
// FieldDefinition xFieldDef = GetGlueField(GlueFieldTypeEnum.GDT_Pointer);
// string xPointerFieldName;
// Engine.QueueStaticField(xFieldDef, out xPointerFieldName);
// new CPU.Move("eax", xPointerFieldName);
// new CPUNative.Lgdt("[eax]");
// new CPU.Move("eax", "0x10");
// new CPU.Move("ds", "ax");
// new CPU.Move("es", "ax");
// new CPU.Move("fs", "ax");
// new CPU.Move("gs", "ax");
// new CPU.Move("ss", "ax");
// new CPU.JumpAlways("0x8:flush____gdt______table__part1");
// new Label("flush____gdt______table__part1");
// break;
// }
// case GluePlaceholderMethodTypeEnum.IDT_LoadArray: {
// MethodDefinition xTheMethod = GetGlueMethod(GlueMethodTypeEnum.IDT_SetHandler);
// Engine.QueueMethod(xTheMethod);
// mIDTSetHandlerMethodName = Label.GenerateLabelName(xTheMethod);
// FieldDefinition xFieldDef = GetGlueField(GlueFieldTypeEnum.IDT_Array);
// string xFieldName = Assembler.DataMember.GetStaticFieldName(xFieldDef);
// string xFieldData = "0,0,0,0,";
// xFieldData += BitConverter.GetBytes((uint)InstanceTypeEnum.StaticEmbeddedArray).Aggregate("", (b, r) => r + b + ",");
// xFieldData += "1,0,0,0";
// for (int i = 0; i < 256; i++) {
// xFieldData += ",0,0,0,0,0,0,0,0";
// }
// DataMember xDataItem = (from item in aAssembler.DataMembers
// where item.Name == xFieldName
// select item).FirstOrDefault();
// aAssembler.DataMembers.Remove(xDataItem);
// aAssembler.DataMembers.Add(new DataMember(xFieldName, "dd", xFieldName + "___Contents"));
// aAssembler.DataMembers.Add(new DataMember(xFieldName + "___Contents", "db", xFieldData));
// xFieldDef = GetGlueField(GlueFieldTypeEnum.IDT_Pointer);
// string xPointerFieldName;
// Engine.QueueStaticField(xFieldDef, out xPointerFieldName);
// new CPU.Move("eax", xPointerFieldName);
// new CPU.Move("word [eax]", "0x" + ((8 * 256) - 1).ToString("X"));
// new CPU.Move("ecx", xFieldName + "___Contents");
// new CPU.Add("ecx", "0xC");
// new CPU.Move("dword [eax + 2]", "ecx");
// break;
// }
// case GluePlaceholderMethodTypeEnum.IDT_Register: {
// FieldDefinition xFieldDef = GetGlueField(GlueFieldTypeEnum.IDT_Pointer);
// string xPointerFieldName;
// Engine.QueueStaticField(xFieldDef, out xPointerFieldName);
// MethodDefinition xTheMethod = GetGlueMethod(GlueMethodTypeEnum.IDT_SetHandler);
// Engine.QueueMethod(xTheMethod);
// mIDTSetHandlerMethodName = Label.GenerateLabelName(xTheMethod);
// new CPU.Call("___________REGISTER___ISRS_____");
// new CPU.Move("eax", xPointerFieldName);
// new CPUNative.Lidt("eax");
// GetGlueMethod(GlueMethodTypeEnum.IDT_InterruptHandler);
// break;
// }
// case GluePlaceholderMethodTypeEnum.IO_ReadByte: {
// new CPU.Xor("eax", "eax");
// IL.X86.Ldarg.Ldarg(aAssembler, aMethodInfo.Arguments[0]);
// new CPU.Pop("edx");
// new CPU.Move("eax", "0");
// new CPUNative.In("al", "dx");
// new CPU.Push("eax");
// break;
// }
// case GluePlaceholderMethodTypeEnum.IO_WriteByte: {
// Ldarg.Ldarg(aAssembler, aMethodInfo.Arguments[0]);
// new CPU.Pop("edx");
// Ldarg.Ldarg(aAssembler, aMethodInfo.Arguments[1]);
// new CPU.Pop("eax");
// new CPUNative.Out("dx", "al");
// break;
// }
// case GluePlaceholderMethodTypeEnum.IDT_EnableInterrupts: {
// new CPUNative.Sti();
// break;
// }
// case GluePlaceholderMethodTypeEnum.GetKernelResource: {
// new CPUNative.Break();
// break;
// }
// default:
// throw new NotImplementedException("GluePlaceholderMethod '" + aMethodType.ToString() + "' not implemented!");
// }
// }
//
// private string mIDTSetHandlerMethodName;
private static void DoAssemble_String_GetByteFromChar(Assembler.Assembler aAssembler, MethodInformation aMethodInfo) {
X86.Ldarg.Ldarg(aAssembler, aMethodInfo.Arguments[0]);
}
public override void PostProcess(Indy.IL2CPU.Assembler.Assembler aAssembler) {
base.PostProcess(aAssembler);
// TypeDefinition xRuntimeEngineTypeDef = Engine.GetTypeDefinition(typeof(RuntimeEngineImpl).Assembly.GetName().Name, typeof(RuntimeEngineImpl).FullName);
// MethodDefinition xTheMethod = GetGlueMethod(GlueMethodTypeEnum.IDT_SetHandler);
// Engine.QueueMethod(xTheMethod);
// mIDTSetHandlerMethodName = Label.GenerateLabelName(xTheMethod);
// Console.WriteLine("IDTEntry size = {0}", Engine.GetFieldStorageSize(Engine.GetTypeDefinition(typeof(Cosmos.Kernel.Boot.Glue.IDTEntryStruct).Assembly.GetName().Name, typeof(Cosmos.Kernel.Boot.Glue.IDTEntryStruct).FullName)));
// X86.X86MethodHeaderOp.AssembleHeader(aAssembler, "___________REGISTER___ISRS_____", new int[0], new MethodInformation.Argument[0]);
// string xInterruptHandlerLabel = Label.GenerateLabelName(GetGlueMethod(GlueMethodTypeEnum.IDT_InterruptHandler));
// int[] xInterruptsWithParam = new int[] { 8, 10, 11, 12, 13, 14 };
// for (int i = 0; i < 256; i++) {
// new CPU.Pushd("0x" + i.ToString("X"));
// new CPU.Pushd("____INTERRUPT_HANDLER___" + i);
// new CPU.Pushd("0x08");
// new CPU.Pushd("0x8E");
// new CPU.Call(mIDTSetHandlerMethodName);
// }
// X86.X86MethodFooterOp.AssembleFooter(0, aAssembler, new MethodInformation.Variable[0], new MethodInformation.Argument[0], 0);
// for (int j = 0; j < 256; j++) {
// new Label("____INTERRUPT_HANDLER___" + j);
// new CPUNative.Cli();
// new CPUNative.Break();
// new CPUNative.Pushad();
// new CPU.Pushd(j.ToString());
// if (!xInterruptsWithParam.Contains(j)/* && !(j >= 0x20 && j <= 0x2F)*/) {
// new CPU.Pushd("0");
// }
// new CPU.Call(xInterruptHandlerLabel);
// new CPUNative.Popad();
// new CPUNative.Break();
// new CPUNative.Sti();
// new CPUNative.IRet();
// }
// IEnumerable<AssemblyDefinition> xAssemblies = Engine.GetAllAssemblies();
// SortedList<int, byte[]> xResources = new SortedList<int, byte[]>();
// foreach (AssemblyDefinition xAssembly in xAssemblies) {
// foreach (CustomAttribute xAttrib in xAssembly.CustomAttributes) {
// if (!xAttrib.Resolved) {
// xAttrib.Resolve();
// }
// }
// IEnumerable<KeyValuePair<int, string>> xWantedResources = (from item in xAssembly.CustomAttributes.Cast<CustomAttribute>()
// where item.Constructor.DeclaringType.FullName == typeof(KernelResourceAttribute).FullName
// select new KeyValuePair<int, string>((int)item.ConstructorParameters[1],
// (string)item.ConstructorParameters[0]));
// foreach (KeyValuePair<int, string> xWantedResource in xWantedResources) {
// foreach (ModuleDefinition xModule in xAssembly.Modules) {
// foreach (Resource xResource in xModule.Resources) {
// if (xResource.Name == xWantedResource.Value) {
// EmbeddedResource xEmbedded = xResource as EmbeddedResource;
// if (xEmbedded == null) {
// throw new Exception("Resource found but was not an embedded resource (Resource Name = '" + xWantedResource.Value + "')");
// }
// xResources.Add(xWantedResource.Key, xEmbedded.Data);
// }
// }
// }
// }
// }
// StringBuilder xValue = new StringBuilder();
// DataMember xDataMember;
// for (int i = 0; i < xResources.Count; i++) {
// xValue.Remove(0, xValue.Length);
// xValue.Append("0,0,0,0,2,0,0,0,");
// xValue.Append(BitConverter.GetBytes(xResources.Values[i].Length).Aggregate("", (r, v) => r + v + ","));
// xValue.Append(xResources.Values[i].Aggregate("", (r, v) => r + v + ","));
// xDataMember = new DataMember("embedded_resource_" + xResources.Keys[i] + "_contents", "db", xValue.ToString().TrimEnd(','));
// aAssembler.DataMembers.Add(xDataMember);
// }
// MethodDefinition xGetResourceMethod = GetGluePlaceholderMethod(GluePlaceholderMethodTypeEnum.GetKernelResource);
// MethodInformation xGetResourceMethodInfo = Engine.GetMethodInfo(xGetResourceMethod, xGetResourceMethod, xGetResourceMethod.Name, null);
// string xGetResourceLabelName = Label.GenerateLabelName(xGetResourceMethod);
// for (int i = 0; i < aAssembler.Instructions.Count; i++) {
// if ((aAssembler.Instructions[i] is Label) && ((Label)aAssembler.Instructions[i]).Name == xGetResourceLabelName) {
// aAssembler.Instructions.RemoveRange(i, 10);
// break;
// }
// }
// NativeMethodHeaderOp.AssembleHeader(aAssembler, xGetResourceLabelName, new int[0], new MethodInformation.Argument[0]);
// Op.Ldarg(aAssembler, xGetResourceMethodInfo.Arguments[0]);
// new CPU.Pop("eax");
// foreach (int xId in xResources.Keys) {
// new CPU.Move("ecx", "0x" + xId.ToString("X"));
// new CPU.Compare("eax", "ecx");
// new CPU.JumpIfNotEquals(".__after__" + xId);
// new CPU.Push("embedded_resource_" + xId + "_contents");
// new CPU.JumpAlways(".END__OF__METHOD");
// new Label(".__after__" + xId);
// }
// NativeMethodFooterOp.AssembleFooter(4, aAssembler, new MethodInformation.Variable[0], new MethodInformation.Argument[0], 4);
}
}
}
Reference in a new issue View git blame Copy permalink