public override void Compile(Emitter.Emitter emitter) { try { Resolve(emitter); if (!emitter.TypeIsParent(IdentifierType, Expression.GetExpressionType(emitter))) Error(String.Format(Resources.errAssignTypeMismatch, Expression.GetExpressionType(emitter), IdentifierType)); } catch(CompilerException ex) { ex.AffixToLexem(Lexem); throw; } switch (Kind) { case IdentifierKind.StaticField: Expression.Compile(emitter); emitter.EmitSaveField(emitter.FindField(OwnerType, Name)); break; case IdentifierKind.Field: if (ExpressionPrefix != null) ExpressionPrefix.Compile(emitter); else emitter.EmitLoadThis(); Expression.Compile(emitter); emitter.EmitSaveField(emitter.FindField(OwnerType, Name)); break; case IdentifierKind.Variable: Expression.Compile(emitter); emitter.EmitSaveVariable(emitter.CurrentMethod.Scope.Find(Name)); break; case IdentifierKind.Parameter: Expression.Compile(emitter); emitter.EmitSaveParameter(emitter.CurrentMethod.Parameters[Name].Id); break; } }
public override void Compile(Emitter.Emitter emitter) { if(Expression != null) { try { emitter.CurrentMethod = emitter.CurrentType.Methods[(Static ? ".cctor" : ".init")][0]; } catch { emitter.CurrentMethod = Static ? emitter.CreateStaticCtor(emitter.CurrentType, true) : emitter.CreateInitializer(emitter.CurrentType, true); } if (!Static) emitter.EmitLoadThis(); Expression.Compile(emitter); emitter.EmitSaveField(this); emitter.CurrentMethod = null; } }
/// <summary> /// Emit code for saving local variables into fields /// </summary> private void SaveClosuredVariables(Emitter.Emitter emitter, Utils.ScopeVariable variable) { foreach (var curr in Closures) { emitter.EmitLoadVariable(variable); // load variable var currVar = emitter.CurrentMethod.Scope.Find(curr.Key); emitter.EmitLoadVariable(currVar); // save into field var currField = emitter.FindField(PlannerID, "_" + curr.Key); emitter.EmitSaveField(currField); } }
/// <summary> /// Generate code to setup the currently defined emitter /// </summary> /// <param name="emitter"></param> private void CompileInitiation(Emitter.Emitter emitter) { var emitterType = emitter.FindType(EmitterID); var tmpVar = emitter.CurrentMethod.Scope.Introduce(EmitterID, emitterType.Type); // tmp = new emitterN() emitter.EmitNewObj(emitter.FindMethod(EmitterID, ".ctor")); emitter.EmitSaveVariable(tmpVar); // step if (Step != null) { // validate step var stepType = Step.GetExpressionType(emitter); if (!stepType.IsAnyOf("int", "float")) Error(Resources.errEmitStepExpected); // tmp.Step = step emitter.EmitLoadVariable(tmpVar); Step.Compile(emitter); if (stepType == "int") emitter.EmitConvertToFloat(); emitter.EmitSaveField(emitter.FindField(EmitterID, "step")); } // distribution if (Distribution != null) { // validate distr if (Distribution.GetExpressionType(emitter) != "distr") Error(Resources.errEmitDistributionExpected); // tmp.Distr = distr emitter.EmitLoadVariable(tmpVar); Distribution.Compile(emitter); emitter.EmitSaveField(emitter.FindField(EmitterID, "distr")); } // limit if (Limit != null) { // validate distr if (Limit.GetExpressionType(emitter) != "int") Error(Resources.errEmitLimitExpected); // tmp.Distr = distr emitter.EmitLoadVariable(tmpVar); Limit.Compile(emitter); emitter.EmitSaveField(emitter.FindField(EmitterID, "limit")); } SaveClosuredVariables(emitter, tmpVar); // register emitter in the system emitter.EmitLoadVariable(tmpVar); var registerMethod = emitter.AssemblyImport(typeof(Simulation).GetMethod("RegisterEmitter", new[] { typeof(EventEmitter) })); emitter.EmitCall(registerMethod); }