mcs/ilasm/codegen/Types.cs

   1 // Types.cs\r
   2 // (C) Sergey Chaban (serge@wildwestsoftware.com)\r
   3 \r
   4 using System;\r
   5 using System.Collections;\r
   6 using System.Reflection;\r
   7 \r
   8 namespace Mono.ILASM {\r
   9 \r
  10         public class Types {\r
  11 \r
  12                 // maps default types to their library equivalents\r
  13                 private static Hashtable defaultTypes;\r
  14                 private static readonly object dummy;\r
  15                 private Hashtable userTypes;\r
  16 \r
  17                 static Types ()\r
  18                 {\r
  19                         dummy = new Object ();\r
  20 \r
  21                         defaultTypes = new Hashtable ();\r
  22                         Hashtable t = defaultTypes;\r
  23 \r
  24                         t ["object"]  = Type.GetType ("System.Object");\r
  25                         t ["string"]  = Type.GetType ("System.String");\r
  26                         t ["char"]    = Type.GetType ("System.Char");\r
  27                         t ["void"]    = Type.GetType ("System.Void");\r
  28                         t ["bool"]    = Type.GetType ("System.Boolean");\r
  29                         t ["int8"]    = Type.GetType ("System.Byte");\r
  30                         t ["int16"]   = Type.GetType ("System.Int16");\r
  31                         t ["int32"]   = Type.GetType ("System.Int32");\r
  32                         t ["int64"]   = Type.GetType ("System.Int64");\r
  33                         t ["float32"] = Type.GetType ("System.Single");\r
  34                         t ["float64"] = Type.GetType ("System.Double");\r
  35                         t ["uint8"]   = Type.GetType ("System.SByte");\r
  36                         t ["uint16"]  = Type.GetType ("System.UInt16");\r
  37                         t ["uint32"]  = Type.GetType ("System.UInt32");\r
  38                         t ["uint64"]  = Type.GetType ("System.UInt64");\r
  39                 }\r
  40 \r
  41 \r
  42                 /// <summary>\r
  43                 /// </summary>\r
  44                 public Types ()\r
  45                 {\r
  46                 }\r
  47 \r
  48 \r
  49                 /// <summary>\r
  50                 /// </summary>\r
  51                 /// <param name="typeName"></param>\r
  52                 /// <returns></returns>\r
  53                 public Type Lookup (string typeName)\r
  54                 {\r
  55                         Type res = defaultTypes [typeName] as Type;\r
  56                         return res;\r
  57                 }\r
  58 \r
  59 \r
  60                 /// <summary>\r
  61                 /// </summary>\r
  62                 /// <param name="name"></param>\r
  63                 /// <param name="type"></param>\r
  64                 public void Add (string name, Type type)\r
  65                 {\r
  66                         if (defaultTypes.Contains (name)) return;\r
  67 \r
  68                         if (userTypes == null) userTypes = new Hashtable ();\r
  69                         userTypes [name] = (type != null) ? type : dummy;\r
  70                 }\r
  71 \r
  72 \r
  73                 /// <summary>\r
  74                 /// </summary>\r
  75                 /// <param name="name"></param>\r
  76                 public void Add (string name){\r
  77                         Add (name, null);\r
  78                 }\r
  79 \r
  80         }\r
  81 }\r
  82 \r