public static void EmitLoadLocal(YaleIlGenerator ilg, int index) { Debug.Assert(index >= 0, "Invalid index"); if (index >= 0 & index <= 3) { switch (index) { case 0: ilg.Emit(OpCodes.Ldloc_0); break; case 1: ilg.Emit(OpCodes.Ldloc_1); break; case 2: ilg.Emit(OpCodes.Ldloc_2); break; case 3: ilg.Emit(OpCodes.Ldloc_3); break; } } else { Debug.Assert(index < 256, "local index too large"); ilg.Emit(OpCodes.Ldloc_S, Convert.ToByte(index)); } }
public static void EmitLoadLocalAddress(YaleIlGenerator ilg, int index) { Debug.Assert(index >= 0, "Invalid index"); if (index <= byte.MaxValue) { ilg.Emit(OpCodes.Ldloca_S, Convert.ToByte(index)); } else { ilg.Emit(OpCodes.Ldloca, index); } }
private static bool ImplicitConvertToReferenceType(Type sourceType, Type destinationType, YaleIlGenerator ilGenerator) { if (destinationType.IsValueType) { return(false); } if (ReferenceEquals(sourceType, typeof(Null))) { // Null is always convertible to a reference type return(true); } if (destinationType.IsAssignableFrom(sourceType) == false) { return(false); } if (sourceType.IsValueType) { ilGenerator?.Emit(OpCodes.Box, sourceType); } return(true); }
private static bool EmitOverloadedImplicitConvert(Type sourceType, Type destinationType, YaleIlGenerator ilGenerator) { // Look for an implicit operator on the destination type var methodInfo = Utility.GetSimpleOverloadedOperator("Implicit", sourceType, destinationType); if (methodInfo == null) { return(false); } ilGenerator?.Emit(OpCodes.Call, methodInfo); return(true); }
public static void EmitArrayStore(YaleIlGenerator ilg, Type elementType) { var typeCode = Type.GetTypeCode(elementType); switch (typeCode) { case TypeCode.Byte: case TypeCode.SByte: case TypeCode.Boolean: ilg.Emit(OpCodes.Stelem_I1); break; case TypeCode.Int16: case TypeCode.UInt16: ilg.Emit(OpCodes.Stelem_I2); break; case TypeCode.Int32: case TypeCode.UInt32: ilg.Emit(OpCodes.Stelem_I4); break; case TypeCode.Int64: case TypeCode.UInt64: ilg.Emit(OpCodes.Stelem_I8); break; case TypeCode.Single: ilg.Emit(OpCodes.Stelem_R4); break; case TypeCode.Double: ilg.Emit(OpCodes.Stelem_R8); break; case TypeCode.Object: case TypeCode.String: ilg.Emit(OpCodes.Stelem_Ref); break; default: // Must be a non-primitive value type ilg.Emit(OpCodes.Stelem, elementType); break; } }
private static void EmitConvert(YaleIlGenerator ilg, OpCode convertOpcode) { ilg?.Emit(convertOpcode); }