1  /*
 2   * Copyright (c) 2016 Thomas Pornin <pornin@bolet.org>
 3   *
 4   * Permission is hereby granted, free of charge, to any person obtaining 
 5   * a copy of this software and associated documentation files (the
 6   * "Software"), to deal in the Software without restriction, including
 7   * without limitation the rights to use, copy, modify, merge, publish,
 8   * distribute, sublicense, and/or sell copies of the Software, and to
 9   * permit persons to whom the Software is furnished to do so, subject to
10   * the following conditions:
11   *
12   * The above copyright notice and this permission notice shall be 
13   * included in all copies or substantial portions of the Software.
14   *
15   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
16   * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
18   * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19   * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20   * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21   * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22   * SOFTWARE.
23   */
24  
25  using System;
26  using System.Collections.Generic;
27  
28  /*
29   * Class for native words.
30   */
31  
32  class WordNative : Word {
33  
34  	/*
35  	 * A type for the native implementation: a method that takes a
36  	 * CPU as parameter, and returns nothing.
37  	 */
38  	internal delegate void NativeRun(CPU cpu);
39  
40  	NativeRun code;
41  
42  	internal WordNative(T0Comp owner, string name, NativeRun code)
43  		: base(owner, name)
44  	{
45  		this.code = code;
46  	}
47  
48  	internal WordNative(T0Comp owner, string name,
49  		SType stackEffect, NativeRun code)
50  		: this(owner, name, code)
51  	{
52  		StackEffect = stackEffect;
53  	}
54  
55  	internal override void Run(CPU cpu)
56  	{
57  		code(cpu);
58  	}
59  }