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path: root/mcs/tools/corcompare/mono-api-info.cs
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Diffstat (limited to 'mcs/tools/corcompare/mono-api-info.cs')
-rw-r--r--mcs/tools/corcompare/mono-api-info.cs30
1 files changed, 30 insertions, 0 deletions
diff --git a/mcs/tools/corcompare/mono-api-info.cs b/mcs/tools/corcompare/mono-api-info.cs
index 72c6da574e..2dc4bcebb3 100644
--- a/mcs/tools/corcompare/mono-api-info.cs
+++ b/mcs/tools/corcompare/mono-api-info.cs
@@ -1231,6 +1231,9 @@ namespace CorCompare
static object GetFlaggedEnumValue (TypeDefinition type, object value)
{
+ if (value is ulong)
+ return GetFlaggedEnumValue (type, (ulong)value);
+
long flags = Convert.ToInt64 (value);
var signature = new StringBuilder ();
@@ -1257,6 +1260,33 @@ namespace CorCompare
return signature.ToString ();
}
+ static object GetFlaggedEnumValue (TypeDefinition type, ulong flags)
+ {
+ var signature = new StringBuilder ();
+
+ for (int i = type.Fields.Count - 1; i >= 0; i--) {
+ FieldDefinition field = type.Fields [i];
+
+ if (!field.HasConstant)
+ continue;
+
+ ulong flag = Convert.ToUInt64 (field.Constant);
+
+ if (flag == 0)
+ continue;
+
+ if ((flags & flag) == flag) {
+ if (signature.Length != 0)
+ signature.Append (", ");
+
+ signature.Append (field.Name);
+ flags -= flag;
+ }
+ }
+
+ return signature.ToString ();
+ }
+
static object GetEnumValue (TypeDefinition type, object value)
{
foreach (FieldDefinition field in type.Fields) {