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source: branches/2913_MatlabScriptProblemInstanceProvider/HeuristicLab.ExtLibs/HeuristicLab.Cecil/0.9.5/Mono.Cecil-0.9.5/Mono.Cecil/Mono.Cecil.Cil/OpCode.cs @ 17530

Last change on this file since 17530 was 11700, checked in by jkarder, 10 years ago

#2077: created branch and added first version
File size: 13.5 KB
Line 
1//
2// OpCode.cs
3//
4// Author:
5//   Jb Evain (jbevain@gmail.com)
6//
7// Copyright (c) 2008 - 2011 Jb Evain
8//
9// Permission is hereby granted, free of charge, to any person obtaining
10// a copy of this software and associated documentation files (the
11// "Software"), to deal in the Software without restriction, including
12// without limitation the rights to use, copy, modify, merge, publish,
13// distribute, sublicense, and/or sell copies of the Software, and to
14// permit persons to whom the Software is furnished to do so, subject to
15// the following conditions:
16//
17// The above copyright notice and this permission notice shall be
18// included in all copies or substantial portions of the Software.
19//
20// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27//
28
29namespace Mono.Cecil.Cil {
30
31  public enum FlowControl {
32    Branch,
33    Break,
34    Call,
35    Cond_Branch,
36    Meta,
37    Next,
38    Phi,
39    Return,
40    Throw,
41  }
42
43  public enum OpCodeType {
44    Annotation,
45    Macro,
46    Nternal,
47    Objmodel,
48    Prefix,
49    Primitive,
50  }
51
52  public enum OperandType {
53    InlineBrTarget,
54    InlineField,
55    InlineI,
56    InlineI8,
57    InlineMethod,
58    InlineNone,
59    InlinePhi,
60    InlineR,
61    InlineSig,
62    InlineString,
63    InlineSwitch,
64    InlineTok,
65    InlineType,
66    InlineVar,
67    InlineArg,
68    ShortInlineBrTarget,
69    ShortInlineI,
70    ShortInlineR,
71    ShortInlineVar,
72    ShortInlineArg,
73  }
74
75  public enum StackBehaviour {
76    Pop0,
77    Pop1,
78    Pop1_pop1,
79    Popi,
80    Popi_pop1,
81    Popi_popi,
82    Popi_popi8,
83    Popi_popi_popi,
84    Popi_popr4,
85    Popi_popr8,
86    Popref,
87    Popref_pop1,
88    Popref_popi,
89    Popref_popi_popi,
90    Popref_popi_popi8,
91    Popref_popi_popr4,
92    Popref_popi_popr8,
93    Popref_popi_popref,
94    PopAll,
95    Push0,
96    Push1,
97    Push1_push1,
98    Pushi,
99    Pushi8,
100    Pushr4,
101    Pushr8,
102    Pushref,
103    Varpop,
104    Varpush,
105  }
106
107  public struct OpCode {
108
109    readonly byte op1;
110    readonly byte op2;
111    readonly byte code;
112    readonly byte flow_control;
113    readonly byte opcode_type;
114    readonly byte operand_type;
115    readonly byte stack_behavior_pop;
116    readonly byte stack_behavior_push;
117
118    public string Name {
119      get { return OpCodeNames.names [(int) Code]; }
120    }
121
122    public int Size {
123      get { return op1 == 0xff ? 1 : 2; }
124    }
125
126    public byte Op1 {
127      get { return op1; }
128    }
129
130    public byte Op2 {
131      get { return op2; }
132    }
133
134    public short Value {
135      get { return op1 == 0xff ? op2 : (short) ((op1 << 8) | op2); }
136    }
137
138    public Code Code {
139      get { return (Code) code; }
140    }
141
142    public FlowControl FlowControl {
143      get { return (FlowControl) flow_control; }
144    }
145
146    public OpCodeType OpCodeType {
147      get { return (OpCodeType) opcode_type; }
148    }
149
150    public OperandType OperandType {
151      get { return (OperandType) operand_type; }
152    }
153
154    public StackBehaviour StackBehaviourPop {
155      get { return (StackBehaviour) stack_behavior_pop; }
156    }
157
158    public StackBehaviour StackBehaviourPush {
159      get { return (StackBehaviour) stack_behavior_push; }
160    }
161
162    internal OpCode (int x, int y)
163    {
164      this.op1 = (byte) ((x >> 0) & 0xff);
165      this.op2 = (byte) ((x >> 8) & 0xff);
166      this.code = (byte) ((x >> 16) & 0xff);
167      this.flow_control = (byte) ((x >> 24) & 0xff);
168
169      this.opcode_type = (byte) ((y >> 0) & 0xff);
170      this.operand_type = (byte) ((y >> 8) & 0xff);
171      this.stack_behavior_pop = (byte) ((y >> 16) & 0xff);
172      this.stack_behavior_push = (byte) ((y >> 24) & 0xff);
173
174      if (op1 == 0xff)
175        OpCodes.OneByteOpCode [op2] = this;
176      else
177        OpCodes.TwoBytesOpCode [op2] = this;
178    }
179
180    public override int GetHashCode ()
181    {
182      return Value;
183    }
184
185    public override bool Equals (object obj)
186    {
187      if (!(obj is OpCode))
188        return false;
189
190      var opcode = (OpCode) obj;
191      return op1 == opcode.op1 && op2 == opcode.op2;
192    }
193
194    public bool Equals (OpCode opcode)
195    {
196      return op1 == opcode.op1 && op2 == opcode.op2;
197    }
198
199    public static bool operator == (OpCode one, OpCode other)
200    {
201      return one.op1 == other.op1 && one.op2 == other.op2;
202    }
203
204    public static bool operator != (OpCode one, OpCode other)
205    {
206      return one.op1 != other.op1 || one.op2 != other.op2;
207    }
208
209    public override string ToString ()
210    {
211      return Name;
212    }
213  }
214
215  static class OpCodeNames {
216
217    internal static readonly string [] names;
218
219    static OpCodeNames ()
220    {
221      var table = new byte [] {
222        3, 110, 111, 112,
223        5, 98, 114, 101, 97, 107,
224        7, 108, 100, 97, 114, 103, 46, 48,
225        7, 108, 100, 97, 114, 103, 46, 49,
226        7, 108, 100, 97, 114, 103, 46, 50,
227        7, 108, 100, 97, 114, 103, 46, 51,
228        7, 108, 100, 108, 111, 99, 46, 48,
229        7, 108, 100, 108, 111, 99, 46, 49,
230        7, 108, 100, 108, 111, 99, 46, 50,
231        7, 108, 100, 108, 111, 99, 46, 51,
232        7, 115, 116, 108, 111, 99, 46, 48,
233        7, 115, 116, 108, 111, 99, 46, 49,
234        7, 115, 116, 108, 111, 99, 46, 50,
235        7, 115, 116, 108, 111, 99, 46, 51,
236        7, 108, 100, 97, 114, 103, 46, 115,
237        8, 108, 100, 97, 114, 103, 97, 46, 115,
238        7, 115, 116, 97, 114, 103, 46, 115,
239        7, 108, 100, 108, 111, 99, 46, 115,
240        8, 108, 100, 108, 111, 99, 97, 46, 115,
241        7, 115, 116, 108, 111, 99, 46, 115,
242        6, 108, 100, 110, 117, 108, 108,
243        9, 108, 100, 99, 46, 105, 52, 46, 109, 49,
244        8, 108, 100, 99, 46, 105, 52, 46, 48,
245        8, 108, 100, 99, 46, 105, 52, 46, 49,
246        8, 108, 100, 99, 46, 105, 52, 46, 50,
247        8, 108, 100, 99, 46, 105, 52, 46, 51,
248        8, 108, 100, 99, 46, 105, 52, 46, 52,
249        8, 108, 100, 99, 46, 105, 52, 46, 53,
250        8, 108, 100, 99, 46, 105, 52, 46, 54,
251        8, 108, 100, 99, 46, 105, 52, 46, 55,
252        8, 108, 100, 99, 46, 105, 52, 46, 56,
253        8, 108, 100, 99, 46, 105, 52, 46, 115,
254        6, 108, 100, 99, 46, 105, 52,
255        6, 108, 100, 99, 46, 105, 56,
256        6, 108, 100, 99, 46, 114, 52,
257        6, 108, 100, 99, 46, 114, 56,
258        3, 100, 117, 112,
259        3, 112, 111, 112,
260        3, 106, 109, 112,
261        4, 99, 97, 108, 108,
262        5, 99, 97, 108, 108, 105,
263        3, 114, 101, 116,
264        4, 98, 114, 46, 115,
265        9, 98, 114, 102, 97, 108, 115, 101, 46, 115,
266        8, 98, 114, 116, 114, 117, 101, 46, 115,
267        5, 98, 101, 113, 46, 115,
268        5, 98, 103, 101, 46, 115,
269        5, 98, 103, 116, 46, 115,
270        5, 98, 108, 101, 46, 115,
271        5, 98, 108, 116, 46, 115,
272        8, 98, 110, 101, 46, 117, 110, 46, 115,
273        8, 98, 103, 101, 46, 117, 110, 46, 115,
274        8, 98, 103, 116, 46, 117, 110, 46, 115,
275        8, 98, 108, 101, 46, 117, 110, 46, 115,
276        8, 98, 108, 116, 46, 117, 110, 46, 115,
277        2, 98, 114,
278        7, 98, 114, 102, 97, 108, 115, 101,
279        6, 98, 114, 116, 114, 117, 101,
280        3, 98, 101, 113,
281        3, 98, 103, 101,
282        3, 98, 103, 116,
283        3, 98, 108, 101,
284        3, 98, 108, 116,
285        6, 98, 110, 101, 46, 117, 110,
286        6, 98, 103, 101, 46, 117, 110,
287        6, 98, 103, 116, 46, 117, 110,
288        6, 98, 108, 101, 46, 117, 110,
289        6, 98, 108, 116, 46, 117, 110,
290        6, 115, 119, 105, 116, 99, 104,
291        8, 108, 100, 105, 110, 100, 46, 105, 49,
292        8, 108, 100, 105, 110, 100, 46, 117, 49,
293        8, 108, 100, 105, 110, 100, 46, 105, 50,
294        8, 108, 100, 105, 110, 100, 46, 117, 50,
295        8, 108, 100, 105, 110, 100, 46, 105, 52,
296        8, 108, 100, 105, 110, 100, 46, 117, 52,
297        8, 108, 100, 105, 110, 100, 46, 105, 56,
298        7, 108, 100, 105, 110, 100, 46, 105,
299        8, 108, 100, 105, 110, 100, 46, 114, 52,
300        8, 108, 100, 105, 110, 100, 46, 114, 56,
301        9, 108, 100, 105, 110, 100, 46, 114, 101, 102,
302        9, 115, 116, 105, 110, 100, 46, 114, 101, 102,
303        8, 115, 116, 105, 110, 100, 46, 105, 49,
304        8, 115, 116, 105, 110, 100, 46, 105, 50,
305        8, 115, 116, 105, 110, 100, 46, 105, 52,
306        8, 115, 116, 105, 110, 100, 46, 105, 56,
307        8, 115, 116, 105, 110, 100, 46, 114, 52,
308        8, 115, 116, 105, 110, 100, 46, 114, 56,
309        3, 97, 100, 100,
310        3, 115, 117, 98,
311        3, 109, 117, 108,
312        3, 100, 105, 118,
313        6, 100, 105, 118, 46, 117, 110,
314        3, 114, 101, 109,
315        6, 114, 101, 109, 46, 117, 110,
316        3, 97, 110, 100,
317        2, 111, 114,
318        3, 120, 111, 114,
319        3, 115, 104, 108,
320        3, 115, 104, 114,
321        6, 115, 104, 114, 46, 117, 110,
322        3, 110, 101, 103,
323        3, 110, 111, 116,
324        7, 99, 111, 110, 118, 46, 105, 49,
325        7, 99, 111, 110, 118, 46, 105, 50,
326        7, 99, 111, 110, 118, 46, 105, 52,
327        7, 99, 111, 110, 118, 46, 105, 56,
328        7, 99, 111, 110, 118, 46, 114, 52,
329        7, 99, 111, 110, 118, 46, 114, 56,
330        7, 99, 111, 110, 118, 46, 117, 52,
331        7, 99, 111, 110, 118, 46, 117, 56,
332        8, 99, 97, 108, 108, 118, 105, 114, 116,
333        5, 99, 112, 111, 98, 106,
334        5, 108, 100, 111, 98, 106,
335        5, 108, 100, 115, 116, 114,
336        6, 110, 101, 119, 111, 98, 106,
337        9, 99, 97, 115, 116, 99, 108, 97, 115, 115,
338        6, 105, 115, 105, 110, 115, 116,
339        9, 99, 111, 110, 118, 46, 114, 46, 117, 110,
340        5, 117, 110, 98, 111, 120,
341        5, 116, 104, 114, 111, 119,
342        5, 108, 100, 102, 108, 100,
343        6, 108, 100, 102, 108, 100, 97,
344        5, 115, 116, 102, 108, 100,
345        6, 108, 100, 115, 102, 108, 100,
346        7, 108, 100, 115, 102, 108, 100, 97,
347        6, 115, 116, 115, 102, 108, 100,
348        5, 115, 116, 111, 98, 106,
349        14, 99, 111, 110, 118, 46, 111, 118, 102, 46, 105, 49, 46, 117, 110,
350        14, 99, 111, 110, 118, 46, 111, 118, 102, 46, 105, 50, 46, 117, 110,
351        14, 99, 111, 110, 118, 46, 111, 118, 102, 46, 105, 52, 46, 117, 110,
352        14, 99, 111, 110, 118, 46, 111, 118, 102, 46, 105, 56, 46, 117, 110,
353        14, 99, 111, 110, 118, 46, 111, 118, 102, 46, 117, 49, 46, 117, 110,
354        14, 99, 111, 110, 118, 46, 111, 118, 102, 46, 117, 50, 46, 117, 110,
355        14, 99, 111, 110, 118, 46, 111, 118, 102, 46, 117, 52, 46, 117, 110,
356        14, 99, 111, 110, 118, 46, 111, 118, 102, 46, 117, 56, 46, 117, 110,
357        13, 99, 111, 110, 118, 46, 111, 118, 102, 46, 105, 46, 117, 110,
358        13, 99, 111, 110, 118, 46, 111, 118, 102, 46, 117, 46, 117, 110,
359        3, 98, 111, 120,
360        6, 110, 101, 119, 97, 114, 114,
361        5, 108, 100, 108, 101, 110,
362        7, 108, 100, 101, 108, 101, 109, 97,
363        9, 108, 100, 101, 108, 101, 109, 46, 105, 49,
364        9, 108, 100, 101, 108, 101, 109, 46, 117, 49,
365        9, 108, 100, 101, 108, 101, 109, 46, 105, 50,
366        9, 108, 100, 101, 108, 101, 109, 46, 117, 50,
367        9, 108, 100, 101, 108, 101, 109, 46, 105, 52,
368        9, 108, 100, 101, 108, 101, 109, 46, 117, 52,
369        9, 108, 100, 101, 108, 101, 109, 46, 105, 56,
370        8, 108, 100, 101, 108, 101, 109, 46, 105,
371        9, 108, 100, 101, 108, 101, 109, 46, 114, 52,
372        9, 108, 100, 101, 108, 101, 109, 46, 114, 56,
373        10, 108, 100, 101, 108, 101, 109, 46, 114, 101, 102,
374        8, 115, 116, 101, 108, 101, 109, 46, 105,
375        9, 115, 116, 101, 108, 101, 109, 46, 105, 49,
376        9, 115, 116, 101, 108, 101, 109, 46, 105, 50,
377        9, 115, 116, 101, 108, 101, 109, 46, 105, 52,
378        9, 115, 116, 101, 108, 101, 109, 46, 105, 56,
379        9, 115, 116, 101, 108, 101, 109, 46, 114, 52,
380        9, 115, 116, 101, 108, 101, 109, 46, 114, 56,
381        10, 115, 116, 101, 108, 101, 109, 46, 114, 101, 102,
382        10, 108, 100, 101, 108, 101, 109, 46, 97, 110, 121,
383        10, 115, 116, 101, 108, 101, 109, 46, 97, 110, 121,
384        9, 117, 110, 98, 111, 120, 46, 97, 110, 121,
385        11, 99, 111, 110, 118, 46, 111, 118, 102, 46, 105, 49,
386        11, 99, 111, 110, 118, 46, 111, 118, 102, 46, 117, 49,
387        11, 99, 111, 110, 118, 46, 111, 118, 102, 46, 105, 50,
388        11, 99, 111, 110, 118, 46, 111, 118, 102, 46, 117, 50,
389        11, 99, 111, 110, 118, 46, 111, 118, 102, 46, 105, 52,
390        11, 99, 111, 110, 118, 46, 111, 118, 102, 46, 117, 52,
391        11, 99, 111, 110, 118, 46, 111, 118, 102, 46, 105, 56,
392        11, 99, 111, 110, 118, 46, 111, 118, 102, 46, 117, 56,
393        9, 114, 101, 102, 97, 110, 121, 118, 97, 108,
394        8, 99, 107, 102, 105, 110, 105, 116, 101,
395        8, 109, 107, 114, 101, 102, 97, 110, 121,
396        7, 108, 100, 116, 111, 107, 101, 110,
397        7, 99, 111, 110, 118, 46, 117, 50,
398        7, 99, 111, 110, 118, 46, 117, 49,
399        6, 99, 111, 110, 118, 46, 105,
400        10, 99, 111, 110, 118, 46, 111, 118, 102, 46, 105,
401        10, 99, 111, 110, 118, 46, 111, 118, 102, 46, 117,
402        7, 97, 100, 100, 46, 111, 118, 102,
403        10, 97, 100, 100, 46, 111, 118, 102, 46, 117, 110,
404        7, 109, 117, 108, 46, 111, 118, 102,
405        10, 109, 117, 108, 46, 111, 118, 102, 46, 117, 110,
406        7, 115, 117, 98, 46, 111, 118, 102,
407        10, 115, 117, 98, 46, 111, 118, 102, 46, 117, 110,
408        10, 101, 110, 100, 102, 105, 110, 97, 108, 108, 121,
409        5, 108, 101, 97, 118, 101,
410        7, 108, 101, 97, 118, 101, 46, 115,
411        7, 115, 116, 105, 110, 100, 46, 105,
412        6, 99, 111, 110, 118, 46, 117,
413        7, 97, 114, 103, 108, 105, 115, 116,
414        3, 99, 101, 113,
415        3, 99, 103, 116,
416        6, 99, 103, 116, 46, 117, 110,
417        3, 99, 108, 116,
418        6, 99, 108, 116, 46, 117, 110,
419        5, 108, 100, 102, 116, 110,
420        9, 108, 100, 118, 105, 114, 116, 102, 116, 110,
421        5, 108, 100, 97, 114, 103,
422        6, 108, 100, 97, 114, 103, 97,
423        5, 115, 116, 97, 114, 103,
424        5, 108, 100, 108, 111, 99,
425        6, 108, 100, 108, 111, 99, 97,
426        5, 115, 116, 108, 111, 99,
427        8, 108, 111, 99, 97, 108, 108, 111, 99,
428        9, 101, 110, 100, 102, 105, 108, 116, 101, 114,
429        10, 117, 110, 97, 108, 105, 103, 110, 101, 100, 46,
430        9, 118, 111, 108, 97, 116, 105, 108, 101, 46,
431        5, 116, 97, 105, 108, 46,
432        7, 105, 110, 105, 116, 111, 98, 106,
433        12, 99, 111, 110, 115, 116, 114, 97, 105, 110, 101, 100, 46,
434        5, 99, 112, 98, 108, 107,
435        7, 105, 110, 105, 116, 98, 108, 107,
436        3, 110, 111, 46,
437        7, 114, 101, 116, 104, 114, 111, 119,
438        6, 115, 105, 122, 101, 111, 102,
439        10, 114, 101, 102, 97, 110, 121, 116, 121, 112, 101,
440        9, 114, 101, 97, 100, 111, 110, 108, 121, 46,
441      };
442
443      names = new string [219];
444
445      for (int i = 0, p = 0; i < names.Length; i++) {
446        var buffer = new char [table [p++]];
447
448        for (int j = 0; j < buffer.Length; j++)
449          buffer [j] = (char) table [p++];
450
451        names [i] = new string (buffer);
452      }
453    }
454  }
455}
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