class/corlib/System.Diagnostics/DebuggableAttribute.cs

   1 //
   2 // System.Collections.DebuggableAttribute.cs
   3 //
   4 // Author:
   5 //   Nick Drochak II (ndrochak@gol.com)
   6 //   Ben S. Stahlhood II (bstahlhood@gmail.com)
   7 //
   8 // (C) 2001 Nick Drochak II
   9 //
  10
  11 //
  12 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  13 //
  14 // Permission is hereby granted, free of charge, to any person obtaining
  15 // a copy of this software and associated documentation files (the
  16 // "Software"), to deal in the Software without restriction, including
  17 // without limitation the rights to use, copy, modify, merge, publish,
  18 // distribute, sublicense, and/or sell copies of the Software, and to
  19 // permit persons to whom the Software is furnished to do so, subject to
  20 // the following conditions:
  21 //
  22 // The above copyright notice and this permission notice shall be
  23 // included in all copies or substantial portions of the Software.
  24 //
  25 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  26 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  27 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  28 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  29 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  30 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  31 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  32 //
  33
  34 using System.Runtime.InteropServices;
  35
  36 namespace System.Diagnostics {
  37
  38         [AttributeUsage (AttributeTargets.Assembly | AttributeTargets.Module)]
  39         [ComVisible (true)]
  40         public sealed class DebuggableAttribute : System.Attribute {
  41
  42                 private bool JITTrackingEnabledFlag;
  43                 private bool JITOptimizerDisabledFlag;
  44                 [Flags]
  45                 [ComVisible (true)]
  46                 public enum DebuggingModes {
  47                         // Fields
  48                         None = 0,
  49                         Default = 1,
  50                         IgnoreSymbolStoreSequencePoints = 2,
  51                         EnableEditAndContinue = 4,
  52                         DisableOptimizations = 256
  53                 }
  54
  55                 private DebuggingModes debuggingModes = DebuggingModes.None;
  56
  57                 public DebuggingModes DebuggingFlags {
  58                         get { return debuggingModes; }
  59                 }
  60
  61                 // Public Instance Constructors
  62                 public DebuggableAttribute(bool isJITTrackingEnabled, bool isJITOptimizerDisabled)
  63                 {
  64                         JITTrackingEnabledFlag = isJITTrackingEnabled;
  65                         JITOptimizerDisabledFlag = isJITOptimizerDisabled;
  66
  67                         if (isJITTrackingEnabled)
  68                                 debuggingModes |= DebuggingModes.Default;
  69
  70                         if (isJITOptimizerDisabled)
  71                                debuggingModes |= DebuggingModes.DisableOptimizations;
  72                 }
  73
  74                 public DebuggableAttribute(DebuggingModes modes)
  75                 {
  76                         debuggingModes = modes;
  77                         JITTrackingEnabledFlag = (debuggingModes & DebuggingModes.Default) != 0;
  78                         JITOptimizerDisabledFlag = (debuggingModes & DebuggingModes.DisableOptimizations) != 0;
  79                 }
  80
  81                 // Public Instance Properties
  82                 public bool IsJITTrackingEnabled { get { return JITTrackingEnabledFlag; } }
  83
  84                 public bool IsJITOptimizerDisabled { get { return JITOptimizerDisabledFlag; } }
  85         }
  86 }