/// <summary>
/// Link time code generator used to compile dynamically created methods during link time.
/// </summary>
/// <param name="compiler">The assembly compiler used to compile this method.</param>
/// <param name="methodName">The name of the created method.</param>
/// <param name="instructionSet">The instruction set.</param>
/// <returns></returns>
/// <exception cref="System.ArgumentNullException"><paramref name="compiler"/>, <paramref name="methodName"/> or <paramref name="instructionSet"/> is null.</exception>
/// <exception cref="System.ArgumentException"><paramref name="methodName"/> is invalid.</exception>
public static LinkerGeneratedMethod Compile(AssemblyCompiler compiler, string methodName, InstructionSet instructionSet, ITypeSystem typeSystem)
{
if (compiler == null)
throw new ArgumentNullException(@"compiler");
if (methodName == null)
throw new ArgumentNullException(@"methodName");
if (methodName.Length == 0)
throw new ArgumentException(@"Invalid method name.");
LinkerGeneratedType compilerGeneratedType = typeSystem.InternalTypeModule.GetType(@"Mosa.Tools.Compiler", @"LinkerGenerated") as LinkerGeneratedType;
// Create the type if we need to.
if (compilerGeneratedType == null)
{
compilerGeneratedType = new LinkerGeneratedType(typeSystem.InternalTypeModule, @"Mosa.Tools.Compiler", @"LinkerGenerated", null);
typeSystem.AddInternalType(compilerGeneratedType);
}
MethodSignature signature = new MethodSignature(BuiltInSigType.Void, new SigType[0]);
// Create the method
// HACK: <$> prevents the method from being called from CIL
LinkerGeneratedMethod method = new LinkerGeneratedMethod(typeSystem.InternalTypeModule, "<$>" + methodName, compilerGeneratedType, signature);
compilerGeneratedType.AddMethod(method);
LinkerMethodCompiler methodCompiler = new LinkerMethodCompiler(compiler, compiler.Pipeline.FindFirst<ICompilationSchedulerStage>(), method, instructionSet);
methodCompiler.Compile();
return method;
}
/// <summary>
/// Performs stage specific processing on the compiler context.
/// </summary>
void IAssemblyCompilerStage.Run()
{
ITypeModule mainTypeModule = typeSystem.MainTypeModule;
if (mainTypeModule.MetadataModule.EntryPoint.RID != 0)
{
RuntimeMethod entrypoint = mainTypeModule.GetMethod(mainTypeModule.MetadataModule.EntryPoint);
Schedule(entrypoint);
}
ctx.AppendInstruction(IR.Instruction.EpilogueInstruction);
ctx.Other = 0;
method = LinkTimeCodeGenerator.Compile(compiler, @"AssemblyInit", instructionSet, typeSystem);
}