xref: /freebsd/contrib/bearssl/T0/OpcodeGetLocal.cs (revision cfd6422a5217410fbd66f7a7a8a64d9d85e61229)
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 class OpcodeGetLocal : Opcode {
29 
30 	int num;
31 
32 	internal OpcodeGetLocal(int num)
33 	{
34 		this.num = num;
35 	}
36 
37 	internal override void Run(CPU cpu)
38 	{
39 		cpu.Push(cpu.GetLocal(num));
40 	}
41 
42 	internal override CodeElement ToCodeElement()
43 	{
44 		return new CodeElementUIntUInt(2, (uint)num);
45 	}
46 
47 	internal override int StackAction {
48 		get {
49 			return 1;
50 		}
51 	}
52 
53 	public override string ToString()
54 	{
55 		return "getlocal " + num;
56 	}
57 }
58