5 // Cesar Lopez Nataren (cesar@ciencias.unam.mx)
7 // (C) 2003, Cesar Lopez Nataren
11 // Permission is hereby granted, free of charge, to any person obtaining
12 // a copy of this software and associated documentation files (the
13 // "Software"), to deal in the Software without restriction, including
14 // without limitation the rights to use, copy, modify, merge, publish,
15 // distribute, sublicense, and/or sell copies of the Software, and to
16 // permit persons to whom the Software is furnished to do so, subject to
17 // the following conditions:
19 // The above copyright notice and this permission notice shall be
20 // included in all copies or substantial portions of the Software.
22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
32 using System.Diagnostics;
34 namespace Microsoft.JScript {
36 public sealed class BitwiseBinary : BinaryOp {
38 public BitwiseBinary (int operatorTok)
39 : base (null, null, null, (JSToken) operatorTok, null)
43 [DebuggerStepThroughAttribute]
44 [DebuggerHiddenAttribute]
45 public object EvaluateBitwiseBinary (object v1, object v2)
47 int num1 = Convert.ToInt32 (v1);
48 int num2 = Convert.ToInt32 (v2);
50 switch (operatorTok) {
51 case JSToken.BitwiseAnd:
53 case JSToken.BitwiseXor:
55 case JSToken.BitwiseOr:
57 case JSToken.LeftShift:
59 case JSToken.RightShift:
61 case JSToken.UnsignedRightShift:
62 return UnsignedRightShift (num1, num2);
65 Console.WriteLine ("EvaluateBitwiseBinary: operatorTok = {0}", operatorTok);
66 throw new NotImplementedException ();
69 internal static uint UnsignedRightShift (int num1, int num2)
71 return (uint) num1 >> num2;
74 internal override bool Resolve (Environment env)
76 throw new NotImplementedException ();
79 internal override bool Resolve (Environment env, bool no_effect)
81 throw new NotImplementedException ();
84 internal override void Emit (EmitContext ec)
86 throw new NotImplementedException ();