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-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/ClassInstance.cs46
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/ClassRecord.cs640
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Heap.cs43
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.Logic.cs551
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.Methods.cs96
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.Return.cs40
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.cs135
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/MainMemory.cs45
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/MethodMemory.cs46
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Object.cs37
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/OpCodes.cs56
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Stack.cs42
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/StackFrame.cs49
-rw-r--r--OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Thread.cs119
14 files changed, 1945 insertions, 0 deletions
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/ClassInstance.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/ClassInstance.cs
new file mode 100644
index 0000000..4b734a3
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/ClassInstance.cs
@@ -0,0 +1,46 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31using OpenSim.Region.Scripting.EmbeddedJVM.Types;
32
33namespace OpenSim.Region.Scripting.EmbeddedJVM
34{
35 public class ClassInstance : Object
36 {
37 public int Size;
38 public ClassRecord ClassRec;
39 public Dictionary<string, BaseType> Fields = new Dictionary<string, BaseType>();
40
41 public ClassInstance()
42 {
43
44 }
45 }
46}
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/ClassRecord.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/ClassRecord.cs
new file mode 100644
index 0000000..4b2aec3
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/ClassRecord.cs
@@ -0,0 +1,640 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.IO;
30using System.Collections.Generic;
31using System.Text;
32using OpenSim.Region.Scripting.EmbeddedJVM.Types;
33using OpenSim.Region.Scripting.EmbeddedJVM.Types.PrimitiveTypes;
34
35namespace OpenSim.Region.Scripting.EmbeddedJVM
36{
37 public class ClassRecord
38 {
39 private ushort m_majorVersion;
40 private ushort m_minorVersion;
41 private ushort m_constantPoolCount;
42 private ushort m_accessFlags;
43 private ushort m_thisClass;
44 private ushort m_supperClass;
45 private ushort m_interfaceCount;
46 private ushort m_fieldCount;
47 private ushort m_methodCount;
48 //private ushort _attributeCount;
49 //private string _name;
50 public Dictionary<string, BaseType> StaticFields = new Dictionary<string, BaseType>();
51 public PoolClass MClass;
52
53 public List<PoolItem> m_constantsPool = new List<PoolItem>();
54 private List<MethodInfo> m_methodsList = new List<MethodInfo>();
55 private List<FieldInfo> m_fieldList = new List<FieldInfo>();
56
57 public ClassRecord()
58 {
59
60 }
61
62 public ClassInstance CreateNewInstance()
63 {
64 ClassInstance classInst = new ClassInstance();
65 classInst.ClassRec = this;
66 //TODO: set fields
67
68 return classInst;
69 }
70
71 public void LoadClassFromFile(string fileName)
72 {
73 Console.WriteLine("loading script " + fileName);
74 FileStream fs = File.OpenRead(fileName);
75 this.LoadClassFromBytes(ReadFully(fs));
76 fs.Close();
77 }
78
79 public void LoadClassFromBytes(byte[] data)
80 {
81 int i = 0;
82 i += 4;
83 m_minorVersion = (ushort)((data[i++] << 8) + data[i++]);
84 m_majorVersion = (ushort)((data[i++] << 8) + data[i++]);
85 m_constantPoolCount = (ushort)((data[i++] << 8) + data[i++]);
86 Console.WriteLine("there should be " + m_constantPoolCount + " items in the pool");
87 for (int count = 0; count < (m_constantPoolCount - 1); count++)
88 {
89 //read in the constant pool
90 byte pooltype = data[i++];
91 Console.WriteLine("#" + count + ": new constant type = " + pooltype);
92 //Console.WriteLine("start position is: " + i);
93 switch (pooltype)
94 {
95 case 1: //Utf8
96 ushort uLength = (ushort)((data[i++] << 8) + data[i++]);
97
98 // Console.WriteLine("new utf8 type, length is " + uLength);
99 PoolUtf8 utf8 = new PoolUtf8();
100 utf8.readValue(data, ref i, uLength);
101 this.m_constantsPool.Add(utf8);
102 break;
103 case 3: //Int
104 break;
105 case 4: //Float
106 break;
107 case 7: //Class
108 PoolClass pClass = new PoolClass(this);
109 pClass.readValue(data, ref i);
110 this.m_constantsPool.Add(pClass);
111 break;
112 case 9: //FieldRef
113 PoolFieldRef pField = new PoolFieldRef(this);
114 pField.readValue(data, ref i);
115 this.m_constantsPool.Add(pField);
116 break;
117 case 10: //Method
118 PoolMethodRef pMeth = new PoolMethodRef(this);
119 pMeth.readValue(data, ref i);
120 this.m_constantsPool.Add(pMeth);
121 break;
122 case 12: //NamedType
123 PoolNamedType pNamed = new PoolNamedType(this);
124 pNamed.readValue(data, ref i);
125 this.m_constantsPool.Add(pNamed);
126 break;
127 }
128 }
129
130 m_accessFlags = (ushort)((data[i++] << 8) + data[i++]);
131 m_thisClass = (ushort)((data[i++] << 8) + data[i++]);
132 m_supperClass = (ushort)((data[i++] << 8) + data[i++]);
133
134 if (this.m_constantsPool[this.m_thisClass - 1] is PoolClass)
135 {
136 this.MClass = ((PoolClass)this.m_constantsPool[this.m_thisClass - 1]);
137 }
138
139 m_interfaceCount = (ushort)((data[i++] << 8) + data[i++]);
140 //should now read in the info for each interface
141
142 m_fieldCount = (ushort)((data[i++] << 8) + data[i++]);
143 //should now read in the info for each field
144 for (int count = 0; count < m_fieldCount; count++)
145 {
146 FieldInfo fieldInf = new FieldInfo(this);
147 fieldInf.ReadData(data, ref i);
148 this.m_fieldList.Add(fieldInf);
149 }
150
151 m_methodCount = (ushort)((data[i++] << 8) + data[i++]);
152 for (int count = 0; count < m_methodCount; count++)
153 {
154 MethodInfo methInf = new MethodInfo(this);
155 methInf.ReadData(data, ref i);
156 this.m_methodsList.Add(methInf);
157 }
158 }
159
160 public void AddMethodsToMemory(MethodMemory memory)
161 {
162 for (int count = 0; count < m_methodCount; count++)
163 {
164 this.m_methodsList[count].AddMethodCode(memory);
165 }
166 }
167
168 public bool StartMethod(Thread thread, string methodName)
169 {
170 for (int count = 0; count < m_methodCount; count++)
171 {
172 if (this.m_constantsPool[this.m_methodsList[count].NameIndex - 1] is PoolUtf8)
173 {
174 if (((PoolUtf8)this.m_constantsPool[this.m_methodsList[count].NameIndex - 1]).Value == methodName)
175 {
176 //Console.WriteLine("found method: " + ((PoolUtf8)this._constantsPool[this._methodsList[count].NameIndex - 1]).Value);
177 thread.SetPC(this.m_methodsList[count].CodePointer);
178 return true;
179 }
180 }
181 }
182 return false;
183 }
184
185 public void PrintToConsole()
186 {
187 Console.WriteLine("Class File:");
188 Console.WriteLine("Major version: " + m_majorVersion);
189 Console.WriteLine("Minor version: " + m_minorVersion);
190 Console.WriteLine("Pool size: " + m_constantPoolCount);
191
192 for (int i = 0; i < m_constantsPool.Count; i++)
193 {
194 this.m_constantsPool[i].Print();
195 }
196
197 Console.WriteLine("Access flags: " + m_accessFlags);
198 Console.WriteLine("This class: " + m_thisClass);
199 Console.WriteLine("Super class: " + m_supperClass);
200
201 for (int count = 0; count < m_fieldCount; count++)
202 {
203 Console.WriteLine();
204 this.m_fieldList[count].Print();
205 }
206
207 for (int count = 0; count < m_methodCount; count++)
208 {
209 Console.WriteLine();
210 this.m_methodsList[count].Print();
211 }
212
213 Console.WriteLine("class name is " + this.MClass.Name.Value);
214 }
215
216 public static byte[] ReadFully(Stream stream)
217 {
218 byte[] buffer = new byte[1024];
219 using (MemoryStream ms = new MemoryStream())
220 {
221 while (true)
222 {
223 int read = stream.Read(buffer, 0, buffer.Length);
224 if (read <= 0)
225 return ms.ToArray();
226 ms.Write(buffer, 0, read);
227 }
228 }
229 }
230
231 #region nested classes
232 public class PoolItem
233 {
234 public virtual void Print()
235 {
236
237 }
238 }
239
240 public class PoolUtf8 : PoolItem
241 {
242 public string Value = "";
243
244 public void readValue(byte[] data, ref int pointer, int length)
245 {
246 for (int i = 0; i < length; i++)
247 {
248 int a = (int)data[pointer++];
249 if ((a & 0x80) == 0)
250 {
251 Value = Value + (char)a;
252 }
253 else if ((a & 0x20) == 0)
254 {
255 int b = (int)data[pointer++];
256 Value = Value + (char)(((a & 0x1f) << 6) + (b & 0x3f));
257 }
258 else
259 {
260 int b = (int)data[pointer++];
261 int c = (int)data[pointer++];
262 Value = Value + (char)(((a & 0xf) << 12) + ((b & 0x3f) << 6) + (c & 0x3f));
263 }
264 }
265 }
266
267 public override void Print()
268 {
269 Console.WriteLine("Utf8 type: " + Value);
270 }
271 }
272
273 private class PoolInt : PoolItem
274 {
275
276 }
277
278 public class PoolClass : PoolItem
279 {
280 //public string name = "";
281 public ushort namePointer = 0;
282 private ClassRecord parent;
283 public PoolUtf8 Name;
284
285 public PoolClass(ClassRecord paren)
286 {
287 parent = paren;
288 }
289
290 public void readValue(byte[] data, ref int pointer)
291 {
292 namePointer = (ushort)((data[pointer++] << 8) + data[pointer++]);
293 }
294
295 public override void Print()
296 {
297 this.Name = ((PoolUtf8)this.parent.m_constantsPool[namePointer - 1]);
298 Console.Write("Class type: " + namePointer);
299 Console.WriteLine(" // " + ((PoolUtf8)this.parent.m_constantsPool[namePointer - 1]).Value);
300
301 }
302 }
303
304 public class PoolFieldRef : PoolItem
305 {
306 public ushort classPointer = 0;
307 public ushort nameTypePointer = 0;
308 public PoolNamedType mNameType;
309 public PoolClass mClass;
310 private ClassRecord parent;
311
312 public PoolFieldRef(ClassRecord paren)
313 {
314 parent = paren;
315 }
316
317 public void readValue(byte[] data, ref int pointer)
318 {
319 classPointer = (ushort)((data[pointer++] << 8) + data[pointer++]);
320 nameTypePointer = (ushort)((data[pointer++] << 8) + data[pointer++]);
321 }
322
323 public override void Print()
324 {
325 this.mNameType = ((PoolNamedType)this.parent.m_constantsPool[nameTypePointer - 1]);
326 this.mClass = ((PoolClass)this.parent.m_constantsPool[classPointer - 1]);
327 Console.WriteLine("FieldRef type: " + classPointer + " , " + nameTypePointer);
328 }
329 }
330
331 public class PoolMethodRef : PoolItem
332 {
333 public ushort classPointer = 0;
334 public ushort nameTypePointer = 0;
335 public PoolNamedType mNameType;
336 public PoolClass mClass;
337 private ClassRecord parent;
338
339 public PoolMethodRef(ClassRecord paren)
340 {
341 parent = paren;
342 }
343
344 public void readValue(byte[] data, ref int pointer)
345 {
346 classPointer = (ushort)((data[pointer++] << 8) + data[pointer++]);
347 nameTypePointer = (ushort)((data[pointer++] << 8) + data[pointer++]);
348 }
349
350 public override void Print()
351 {
352 this.mNameType = ((PoolNamedType)this.parent.m_constantsPool[nameTypePointer - 1]);
353 this.mClass = ((PoolClass)this.parent.m_constantsPool[classPointer - 1]);
354 Console.WriteLine("MethodRef type: " + classPointer + " , " + nameTypePointer);
355 }
356 }
357
358 public class PoolNamedType : PoolItem
359 {
360 public ushort namePointer = 0;
361 public ushort typePointer = 0;
362 private ClassRecord parent;
363 public PoolUtf8 Name;
364 public PoolUtf8 Type;
365
366 public PoolNamedType(ClassRecord paren)
367 {
368 parent = paren;
369 }
370
371 public void readValue(byte[] data, ref int pointer)
372 {
373 namePointer = (ushort)((data[pointer++] << 8) + data[pointer++]);
374 typePointer = (ushort)((data[pointer++] << 8) + data[pointer++]);
375 }
376
377 public override void Print()
378 {
379 Name = ((PoolUtf8)this.parent.m_constantsPool[namePointer - 1]);
380 Type = ((PoolUtf8)this.parent.m_constantsPool[typePointer - 1]);
381 Console.Write("Named type: " + namePointer + " , " + typePointer);
382 Console.WriteLine(" // " + ((PoolUtf8)this.parent.m_constantsPool[namePointer - 1]).Value);
383 }
384 }
385
386 //***********************
387 public class MethodInfo
388 {
389 public ushort AccessFlags = 0;
390 public ushort NameIndex = 0;
391 public string Name = "";
392 public ushort DescriptorIndex = 0;
393 public ushort AttributeCount = 0;
394 public List<MethodAttribute> Attributes = new List<MethodAttribute>();
395 private ClassRecord parent;
396 public int CodePointer = 0;
397
398 public MethodInfo(ClassRecord paren)
399 {
400 parent = paren;
401 }
402
403 public void AddMethodCode(MethodMemory memory)
404 {
405 Array.Copy(this.Attributes[0].Code, 0, memory.MethodBuffer, memory.NextMethodPC, this.Attributes[0].Code.Length);
406 memory.Methodcount++;
407 this.CodePointer = memory.NextMethodPC;
408 memory.NextMethodPC += this.Attributes[0].Code.Length;
409 }
410
411 public void ReadData(byte[] data, ref int pointer)
412 {
413 AccessFlags = (ushort)((data[pointer++] << 8) + data[pointer++]);
414 NameIndex = (ushort)((data[pointer++] << 8) + data[pointer++]);
415 DescriptorIndex = (ushort)((data[pointer++] << 8) + data[pointer++]);
416 AttributeCount = (ushort)((data[pointer++] << 8) + data[pointer++]);
417 for (int i = 0; i < AttributeCount; i++)
418 {
419 MethodAttribute attri = new MethodAttribute(this.parent);
420 attri.ReadData(data, ref pointer);
421 this.Attributes.Add(attri);
422 }
423 }
424
425 public void Print()
426 {
427 Console.WriteLine("Method Info Struct: ");
428 Console.WriteLine("AccessFlags: " + AccessFlags);
429 Console.WriteLine("NameIndex: " + NameIndex + " // " + ((PoolUtf8)this.parent.m_constantsPool[NameIndex - 1]).Value);
430 Console.WriteLine("DescriptorIndex: " + DescriptorIndex + " // " + ((PoolUtf8)this.parent.m_constantsPool[DescriptorIndex - 1]).Value);
431 Console.WriteLine("Attribute Count:" + AttributeCount);
432 for (int i = 0; i < AttributeCount; i++)
433 {
434 this.Attributes[i].Print();
435 }
436 }
437
438 public class MethodAttribute
439 {
440 public ushort NameIndex = 0;
441 public string Name = "";
442 public Int32 Length = 0;
443 //for now only support code attribute
444 public ushort MaxStack = 0;
445 public ushort MaxLocals = 0;
446 public Int32 CodeLength = 0;
447 public byte[] Code;
448 public ushort ExceptionTableLength = 0;
449 public ushort SubAttributeCount = 0;
450 public List<SubAttribute> SubAttributes = new List<SubAttribute>();
451 private ClassRecord parent;
452
453 public MethodAttribute(ClassRecord paren)
454 {
455 parent = paren;
456 }
457
458 public void ReadData(byte[] data, ref int pointer)
459 {
460 NameIndex = (ushort)((data[pointer++] << 8) + data[pointer++]);
461 Length = (Int32)((data[pointer++] << 24) + (data[pointer++] << 16) + (data[pointer++] << 8) + data[pointer++]);
462 MaxStack = (ushort)((data[pointer++] << 8) + data[pointer++]);
463 MaxLocals = (ushort)((data[pointer++] << 8) + data[pointer++]);
464 CodeLength = (Int32)((data[pointer++] << 24) + (data[pointer++] << 16) + (data[pointer++] << 8) + data[pointer++]);
465 Code = new byte[CodeLength];
466 for (int i = 0; i < CodeLength; i++)
467 {
468 Code[i] = data[pointer++];
469 }
470 ExceptionTableLength = (ushort)((data[pointer++] << 8) + data[pointer++]);
471 SubAttributeCount = (ushort)((data[pointer++] << 8) + data[pointer++]);
472 for (int i = 0; i < SubAttributeCount; i++)
473 {
474 SubAttribute subAttri = new SubAttribute(this.parent);
475 subAttri.ReadData(data, ref pointer);
476 this.SubAttributes.Add(subAttri);
477 }
478 }
479
480 public void Print()
481 {
482 Console.WriteLine("Method Attribute: ");
483 Console.WriteLine("Name Index: " + NameIndex + " // " + ((PoolUtf8)this.parent.m_constantsPool[NameIndex - 1]).Value);
484 Console.WriteLine("Length: " + Length);
485 Console.WriteLine("MaxStack: " + MaxStack);
486 Console.WriteLine("MaxLocals: " + MaxLocals);
487 Console.WriteLine("CodeLength: " + CodeLength);
488 for (int i = 0; i < Code.Length; i++)
489 {
490 Console.WriteLine("OpCode #" + i + " is: " + Code[i]);
491 }
492 Console.WriteLine("SubAttributes: " + SubAttributeCount);
493 for (int i = 0; i < SubAttributeCount; i++)
494 {
495 this.SubAttributes[i].Print();
496 }
497 }
498
499 public class SubAttribute
500 {
501 public ushort NameIndex = 0;
502 public string Name = "";
503 public Int32 Length = 0;
504 public byte[] Data;
505 private ClassRecord parent;
506
507 public SubAttribute(ClassRecord paren)
508 {
509 parent = paren;
510 }
511
512 public void ReadData(byte[] data, ref int pointer)
513 {
514 NameIndex = (ushort)((data[pointer++] << 8) + data[pointer++]);
515 Length = (Int32)((data[pointer++] << 24) + (data[pointer++] << 16) + (data[pointer++] << 8) + data[pointer++]);
516 Data = new byte[Length];
517 for (int i = 0; i < Length; i++)
518 {
519 Data[i] = data[pointer++];
520 }
521 }
522
523 public void Print()
524 {
525 Console.WriteLine("SubAttribute: NameIndex: " + NameIndex + " // " + ((PoolUtf8)this.parent.m_constantsPool[NameIndex - 1]).Value);
526 }
527
528 }
529 }
530
531 }
532 private class InterfaceInfo
533 {
534 public void ReadData(byte[] data, ref int i)
535 {
536
537 }
538 }
539
540 public class FieldInfo
541 {
542 public ushort AccessFlags = 0;
543 public ushort NameIndex = 0;
544 public string Name = "";
545 public ushort DescriptorIndex = 0;
546 public ushort AttributeCount = 0;
547 public List<FieldAttribute> Attributes = new List<FieldAttribute>();
548 private ClassRecord parent;
549
550 public FieldInfo(ClassRecord paren)
551 {
552 parent = paren;
553 }
554
555 public void ReadData(byte[] data, ref int pointer)
556 {
557 AccessFlags = (ushort)((data[pointer++] << 8) + data[pointer++]);
558 NameIndex = (ushort)((data[pointer++] << 8) + data[pointer++]);
559 DescriptorIndex = (ushort)((data[pointer++] << 8) + data[pointer++]);
560 AttributeCount = (ushort)((data[pointer++] << 8) + data[pointer++]);
561 for (int i = 0; i < AttributeCount; i++)
562 {
563 FieldAttribute attri = new FieldAttribute(this.parent);
564 attri.ReadData(data, ref pointer);
565 this.Attributes.Add(attri);
566 }
567 }
568
569 public void Print()
570 {
571 Console.WriteLine("Field Info Struct: ");
572 Console.WriteLine("AccessFlags: " + AccessFlags);
573 Console.WriteLine("NameIndex: " + NameIndex + " // " + ((PoolUtf8)this.parent.m_constantsPool[NameIndex - 1]).Value);
574 Console.WriteLine("DescriptorIndex: " + DescriptorIndex + " // " + ((PoolUtf8)this.parent.m_constantsPool[DescriptorIndex - 1]).Value);
575 Console.WriteLine("Attribute Count:" + AttributeCount);
576 //if static, add to static field list
577 // if (this.AccessFlags == 9) //public and static
578 if ((this.AccessFlags & 0x08) != 0)
579 {
580 switch (((PoolUtf8)this.parent.m_constantsPool[DescriptorIndex - 1]).Value)
581 {
582 case "I":
583 Int newin = new Int();
584 this.parent.StaticFields.Add(((PoolUtf8)this.parent.m_constantsPool[NameIndex - 1]).Value, newin);
585 break;
586 case "F":
587 Float newfl = new Float();
588 this.parent.StaticFields.Add(((PoolUtf8)this.parent.m_constantsPool[NameIndex - 1]).Value, newfl);
589 break;
590 }
591
592 }
593 for (int i = 0; i < AttributeCount; i++)
594 {
595 this.Attributes[i].Print();
596 }
597 }
598
599 public class FieldAttribute
600 {
601 public ushort NameIndex = 0;
602 public string Name = "";
603 public Int32 Length = 0;
604 public byte[] Data;
605 private ClassRecord parent;
606
607 public FieldAttribute(ClassRecord paren)
608 {
609 parent = paren;
610 }
611
612 public void ReadData(byte[] data, ref int pointer)
613 {
614 NameIndex = (ushort)((data[pointer++] << 8) + data[pointer++]);
615 Length = (Int32)((data[pointer++] << 24) + (data[pointer++] << 16) + (data[pointer++] << 8) + data[pointer++]);
616 Data = new byte[Length];
617 for (int i = 0; i < Length; i++)
618 {
619 Data[i] = data[pointer++];
620 }
621 }
622
623 public void Print()
624 {
625 Console.WriteLine("FieldAttribute: NameIndex: " + NameIndex + " // " + ((PoolUtf8)this.parent.m_constantsPool[NameIndex - 1]).Value);
626 }
627 }
628 }
629
630 private class AttributeInfo
631 {
632 public void ReadData(byte[] data, ref int i)
633 {
634
635 }
636 }
637 #endregion
638
639 }
640} \ No newline at end of file
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Heap.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Heap.cs
new file mode 100644
index 0000000..c6423fc
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Heap.cs
@@ -0,0 +1,43 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31
32namespace OpenSim.Region.Scripting.EmbeddedJVM
33{
34 public class Heap
35 {
36 public List<ClassInstance> ClassObjects = new List<ClassInstance>();
37
38 public Heap()
39 {
40
41 }
42 }
43}
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.Logic.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.Logic.cs
new file mode 100644
index 0000000..ef6570d
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.Logic.cs
@@ -0,0 +1,551 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31using OpenSim.Region.Scripting.EmbeddedJVM.Types;
32using OpenSim.Region.Scripting.EmbeddedJVM.Types.PrimitiveTypes;
33
34namespace OpenSim.Region.Scripting.EmbeddedJVM
35{
36 partial class Thread
37 {
38 private partial class Interpreter
39 {
40 private bool IsLogicOpCode(byte opcode)
41 {
42 bool result = false;
43 switch (opcode)
44 {
45 case (byte)(byte)OpCode.iconst_m1:
46 Int m_int = new Int();
47 m_int.mValue = -1;
48 this.m_thread.m_currentFrame.OpStack.Push(m_int);
49 result = true;
50 break;
51 case (byte)(byte)OpCode.iconst_0:
52 m_int = new Int();
53 m_int.mValue = 0;
54 this.m_thread.m_currentFrame.OpStack.Push(m_int);
55 result = true;
56 break;
57 case (byte)(byte)OpCode.iconst_1:
58 m_int = new Int();
59 m_int.mValue = 1;
60 this.m_thread.m_currentFrame.OpStack.Push(m_int);
61 result = true;
62 break;
63 case (byte)(byte)OpCode.iconst_2:
64 m_int = new Int();
65 m_int.mValue = 2;
66 this.m_thread.m_currentFrame.OpStack.Push(m_int);
67 result = true;
68 break;
69 case (byte)(byte)OpCode.iconst_3:
70 m_int = new Int();
71 m_int.mValue = 3;
72 this.m_thread.m_currentFrame.OpStack.Push(m_int);
73 break;
74 case (byte)(byte)OpCode.iconst_4:
75 m_int = new Int();
76 m_int.mValue = 4;
77 this.m_thread.m_currentFrame.OpStack.Push(m_int);
78 result = true;
79 break;
80 case (byte)OpCode.iconst_5:
81 m_int = new Int();
82 m_int.mValue = 5;
83 this.m_thread.m_currentFrame.OpStack.Push(m_int);
84 result = true;
85 break;
86 case (byte)OpCode.fconst_0:
87 Float m_float = new Float();
88 m_float.mValue = 0.0f;
89 this.m_thread.m_currentFrame.OpStack.Push(m_float);
90 result = true;
91 break;
92 case (byte)OpCode.fconst_1:
93 m_float = new Float();
94 m_float.mValue = 1.0f;
95 this.m_thread.m_currentFrame.OpStack.Push(m_float);
96 result = true;
97 break;
98 case (byte)OpCode.fconst_2:
99 m_float = new Float();
100 m_float.mValue = 2.0f;
101 this.m_thread.m_currentFrame.OpStack.Push(m_float);
102 result = true;
103 break;
104 case (byte)OpCode.bipush: //is this right? this should be pushing a byte onto stack not int?
105 int pushvalue = (int)GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC];
106 Int pushInt = new Int();
107 pushInt.mValue = pushvalue;
108 this.m_thread.m_currentFrame.OpStack.Push(pushInt);
109 this.m_thread.PC++;
110 result = true;
111 break;
112 case (byte)OpCode.sipush:
113 short pushvalue2 = (short)((GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC + 1]);
114 Int pushInt2 = new Int();
115 pushInt2.mValue = pushvalue2;
116 this.m_thread.m_currentFrame.OpStack.Push(pushInt2);
117 this.m_thread.PC += 2;
118 result = true;
119 break;
120 case (byte)OpCode.fload:
121 short findex1 = (short)((GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC]));
122 Float fload = new Float();
123 if (this.m_thread.m_currentFrame.LocalVariables[findex1] != null)
124 {
125 if (this.m_thread.m_currentFrame.LocalVariables[findex1] is Float)
126 {
127 fload.mValue = ((Float)this.m_thread.m_currentFrame.LocalVariables[findex1]).mValue;
128 this.m_thread.m_currentFrame.OpStack.Push(fload);
129 }
130 }
131 this.m_thread.PC++;
132 result = true;
133 break;
134 case (byte)OpCode.iload_0:
135 if (this.m_thread.m_currentFrame.LocalVariables[0] != null)
136 {
137 if (this.m_thread.m_currentFrame.LocalVariables[0] is Int)
138 {
139 Int newInt = new Int();
140 newInt.mValue = ((Int)this.m_thread.m_currentFrame.LocalVariables[0]).mValue;
141 this.m_thread.m_currentFrame.OpStack.Push(newInt);
142 }
143 }
144 result = true;
145 break;
146 case (byte)OpCode.iload_1:
147 if (this.m_thread.m_currentFrame.LocalVariables[1] != null)
148 {
149 if (this.m_thread.m_currentFrame.LocalVariables[1] is Int)
150 {
151 Int newInt = new Int();
152 newInt.mValue = ((Int)this.m_thread.m_currentFrame.LocalVariables[1]).mValue;
153 this.m_thread.m_currentFrame.OpStack.Push(newInt);
154 }
155 }
156 result = true;
157 break;
158 case (byte)OpCode.fload_0:
159 if (this.m_thread.m_currentFrame.LocalVariables[0] != null)
160 {
161 if (this.m_thread.m_currentFrame.LocalVariables[0] is Float)
162 {
163 Float newfloat = new Float();
164 newfloat.mValue = ((Float)this.m_thread.m_currentFrame.LocalVariables[0]).mValue;
165 this.m_thread.m_currentFrame.OpStack.Push(newfloat);
166 }
167 }
168 result = true;
169 break;
170 case (byte)OpCode.fload_1:
171 if (this.m_thread.m_currentFrame.LocalVariables[1] != null)
172 {
173 if (this.m_thread.m_currentFrame.LocalVariables[1] is Float)
174 {
175 Float newfloat = new Float();
176 newfloat.mValue = ((Float)this.m_thread.m_currentFrame.LocalVariables[1]).mValue;
177 this.m_thread.m_currentFrame.OpStack.Push(newfloat);
178 }
179 }
180 result = true;
181 break;
182 case (byte)OpCode.fload_2:
183 if (this.m_thread.m_currentFrame.LocalVariables[2] != null)
184 {
185 if (this.m_thread.m_currentFrame.LocalVariables[2] is Float)
186 {
187 Float newfloat = new Float();
188 newfloat.mValue = ((Float)this.m_thread.m_currentFrame.LocalVariables[2]).mValue;
189 this.m_thread.m_currentFrame.OpStack.Push(newfloat);
190 }
191 }
192 result = true;
193 break;
194 case (byte)OpCode.fload_3:
195 if (this.m_thread.m_currentFrame.LocalVariables[3] != null)
196 {
197 if (this.m_thread.m_currentFrame.LocalVariables[3] is Float)
198 {
199 Float newfloat = new Float();
200 newfloat.mValue = ((Float)this.m_thread.m_currentFrame.LocalVariables[3]).mValue;
201 this.m_thread.m_currentFrame.OpStack.Push(newfloat);
202 }
203 }
204 result = true;
205 break;
206 case (byte)OpCode.istore:
207 short findex3 = (short)((GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC]));
208 BaseType istor = this.m_thread.m_currentFrame.OpStack.Pop();
209 if (istor is Int)
210 {
211 this.m_thread.m_currentFrame.LocalVariables[findex3] = (Int)istor;
212 }
213 this.m_thread.PC++;
214 result = true;
215 break;
216 case (byte)OpCode.fstore:
217 short findex = (short)((GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC]));
218 BaseType fstor = this.m_thread.m_currentFrame.OpStack.Pop();
219 if (fstor is Float)
220 {
221 this.m_thread.m_currentFrame.LocalVariables[findex] = (Float)fstor;
222 }
223 this.m_thread.PC++;
224 result = true;
225 break;
226 case (byte)OpCode.istore_0:
227 BaseType baset = this.m_thread.m_currentFrame.OpStack.Pop();
228 if (baset is Int)
229 {
230 this.m_thread.m_currentFrame.LocalVariables[0] = (Int)baset;
231 }
232 result = true;
233 break;
234 case (byte)OpCode.istore_1:
235 baset = this.m_thread.m_currentFrame.OpStack.Pop();
236 if (baset is Int)
237 {
238 this.m_thread.m_currentFrame.LocalVariables[1] = (Int)baset;
239 }
240 result = true;
241 break;
242 case (byte)OpCode.fstore_0:
243 baset = this.m_thread.m_currentFrame.OpStack.Pop();
244 if (baset is Float)
245 {
246 this.m_thread.m_currentFrame.LocalVariables[0] = (Float)baset;
247 }
248 result = true;
249 break;
250 case (byte)OpCode.fstore_1:
251 baset = this.m_thread.m_currentFrame.OpStack.Pop();
252 if (baset is Float)
253 {
254 this.m_thread.m_currentFrame.LocalVariables[1] = (Float)baset;
255 }
256 result = true;
257 break;
258 case (byte)OpCode.fstore_2:
259 baset = this.m_thread.m_currentFrame.OpStack.Pop();
260 if (baset is Float)
261 {
262 this.m_thread.m_currentFrame.LocalVariables[2] = (Float)baset;
263 }
264 result = true;
265 break;
266 case (byte)OpCode.fstore_3:
267 baset = this.m_thread.m_currentFrame.OpStack.Pop();
268 if (baset is Float)
269 {
270 this.m_thread.m_currentFrame.LocalVariables[3] = (Float)baset;
271 }
272 result = true;
273 break;
274 case (byte)OpCode.pop:
275 this.m_thread.m_currentFrame.OpStack.Pop();
276 result = true;
277 break;
278 case (byte)OpCode.fadd:
279 BaseType bf2 = this.m_thread.m_currentFrame.OpStack.Pop();
280 BaseType bf1 = this.m_thread.m_currentFrame.OpStack.Pop();
281 if (bf1 is Float && bf2 is Float)
282 {
283 Float nflt = new Float();
284 nflt.mValue = ((Float)bf1).mValue + ((Float)bf2).mValue;
285 this.m_thread.m_currentFrame.OpStack.Push(nflt);
286 }
287 result = true;
288 break;
289 case (byte)OpCode.fsub:
290 BaseType bsf2 = this.m_thread.m_currentFrame.OpStack.Pop();
291 BaseType bsf1 = this.m_thread.m_currentFrame.OpStack.Pop();
292 if (bsf1 is Float && bsf2 is Float)
293 {
294 Float resf = new Float();
295 resf.mValue = ((Float)bsf1).mValue - ((Float)bsf2).mValue;
296 this.m_thread.m_currentFrame.OpStack.Push(resf);
297 }
298 result = true;
299 break;
300 case (byte)OpCode.imul: //check the order of the two values off the stack is correct
301 BaseType bs2 = this.m_thread.m_currentFrame.OpStack.Pop();
302 BaseType bs1 = this.m_thread.m_currentFrame.OpStack.Pop();
303 if (bs1 is Int && bs2 is Int)
304 {
305 Int nInt = new Int();
306 nInt.mValue = ((Int)bs1).mValue * ((Int)bs2).mValue;
307 this.m_thread.m_currentFrame.OpStack.Push(nInt);
308 }
309 result = true;
310 break;
311 case (byte)OpCode.iinc:
312 if (this.m_thread.m_currentFrame.LocalVariables[GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC]] != null)
313 {
314 if (this.m_thread.m_currentFrame.LocalVariables[GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC]] is Int)
315 {
316 ((Int)this.m_thread.m_currentFrame.LocalVariables[GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC]]).mValue += (sbyte)GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC + 1];
317 }
318 }
319 this.m_thread.PC += 2;
320 result = true;
321 break;
322 case (byte)OpCode.f2i:
323 BaseType conv1 = this.m_thread.m_currentFrame.OpStack.Pop();
324 if (conv1 is Float)
325 {
326 Int newconv = new Int();
327 newconv.mValue = (int)((Float)conv1).mValue;
328 this.m_thread.m_currentFrame.OpStack.Push(newconv);
329 }
330 result = true;
331 break;
332 case (byte)OpCode.fcmpl:
333 BaseType flcom2 = this.m_thread.m_currentFrame.OpStack.Pop();
334 BaseType flcom1 = this.m_thread.m_currentFrame.OpStack.Pop();
335 if (flcom1 is Float && flcom2 is Float)
336 {
337 Int compres = new Int();
338 if (((Float)flcom1).mValue < ((Float)flcom2).mValue)
339 {
340 compres.mValue = -1;
341 }
342 else if (((Float)flcom1).mValue > ((Float)flcom2).mValue)
343 {
344 compres.mValue = 1;
345 }
346 else
347 {
348 compres.mValue = 0;
349 }
350 this.m_thread.m_currentFrame.OpStack.Push(compres);
351 }
352 result = true;
353 break;
354 case (byte)OpCode.fcmpg:
355 flcom2 = this.m_thread.m_currentFrame.OpStack.Pop();
356 flcom1 = this.m_thread.m_currentFrame.OpStack.Pop();
357 if (flcom1 is Float && flcom2 is Float)
358 {
359 Int compres = new Int();
360 if (((Float)flcom1).mValue < ((Float)flcom2).mValue)
361 {
362 compres.mValue = -1;
363 }
364 else if (((Float)flcom1).mValue > ((Float)flcom2).mValue)
365 {
366 compres.mValue = 1;
367 }
368 else
369 {
370 compres.mValue = 0;
371 }
372 this.m_thread.m_currentFrame.OpStack.Push(compres);
373 }
374 result = true;
375 break;
376 case (byte)OpCode.ifge:
377 short compareoffset2 = (short)((GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC + 1]);
378 BaseType compe1 = this.m_thread.m_currentFrame.OpStack.Pop();
379 if (compe1 is Int)
380 {
381 if (((Int)compe1).mValue >= 0)
382 {
383 this.m_thread.PC += -1 + compareoffset2;
384 }
385 else
386 {
387 this.m_thread.PC += 2;
388 }
389 }
390 else
391 {
392 this.m_thread.PC += 2;
393 }
394 result = true;
395 break;
396 case (byte)OpCode.ifle:
397 short compareoffset1 = (short)((GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC + 1]);
398 BaseType comp1 = this.m_thread.m_currentFrame.OpStack.Pop();
399 if (comp1 is Int)
400 {
401 if (((Int)comp1).mValue <= 0)
402 {
403 this.m_thread.PC += -1 + compareoffset1;
404 }
405 else
406 {
407 this.m_thread.PC += 2;
408 }
409 }
410 else
411 {
412 this.m_thread.PC += 2;
413 }
414 result = true;
415 break;
416 case (byte)OpCode.if_icmpge:
417 short compareoffset = (short)((GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC + 1]);
418 BaseType bc2 = this.m_thread.m_currentFrame.OpStack.Pop();
419 BaseType bc1 = this.m_thread.m_currentFrame.OpStack.Pop();
420 if (bc1 is Int && bc2 is Int)
421 {
422 //Console.WriteLine("comparing " + ((Int)bc1).mValue + " and " + ((Int)bc2).mValue);
423 if (((Int)bc1).mValue >= ((Int)bc2).mValue)
424 {
425 // Console.WriteLine("branch compare true , offset is " +compareoffset);
426 // Console.WriteLine("current PC is " + this._mThread.PC);
427 this.m_thread.PC += -1 + compareoffset;
428 //Console.WriteLine("new PC is " + this._mThread.PC);
429 }
430 else
431 {
432 //Console.WriteLine("branch compare false");
433 this.m_thread.PC += 2;
434 }
435 }
436 else
437 {
438 this.m_thread.PC += 2;
439 }
440 result = true;
441 break;
442 case (byte)OpCode.if_icmple:
443 short compareloffset = (short)((GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC + 1]);
444 BaseType bcl2 = this.m_thread.m_currentFrame.OpStack.Pop();
445 BaseType bcl1 = this.m_thread.m_currentFrame.OpStack.Pop();
446 if (bcl1 is Int && bcl2 is Int)
447 {
448 //Console.WriteLine("comparing " + ((Int)bcl1).mValue + " and " + ((Int)bcl2).mValue);
449 if (((Int)bcl1).mValue <= ((Int)bcl2).mValue)
450 {
451 // Console.WriteLine("branch compare true , offset is " + compareloffset);
452 // Console.WriteLine("current PC is " + this._mThread.PC);
453 this.m_thread.PC += -1 + compareloffset;
454 // Console.WriteLine("new PC is " + this._mThread.PC);
455 }
456 else
457 {
458 //Console.WriteLine("branch compare false");
459 this.m_thread.PC += 2;
460 }
461 }
462 else
463 {
464 this.m_thread.PC += 2;
465 }
466 result = true;
467 break;
468 case (byte)OpCode._goto:
469 short offset = (short)((GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC + 1]);
470 this.m_thread.PC += -1 + offset;
471 result = true;
472 break;
473 case (byte)OpCode.getstatic:
474 short fieldrefIndex = (short)((GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC + 1]);
475 if (this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1] is ClassRecord.PoolFieldRef)
476 {
477 if (((ClassRecord.PoolFieldRef)this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1]).mClass.Name.Value == this.m_thread.currentClass.MClass.Name.Value)
478 {
479 //from this class
480 if (this.m_thread.currentClass.StaticFields.ContainsKey(((ClassRecord.PoolFieldRef)this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1]).mNameType.Name.Value))
481 {
482 if (this.m_thread.currentClass.StaticFields[((ClassRecord.PoolFieldRef)this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1]).mNameType.Name.Value] is Float)
483 {
484 Float retFloat = new Float();
485 retFloat.mValue = ((Float)this.m_thread.currentClass.StaticFields[((ClassRecord.PoolFieldRef)this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1]).mNameType.Name.Value]).mValue;
486 this.m_thread.m_currentFrame.OpStack.Push(retFloat);
487 }
488 else if (this.m_thread.currentClass.StaticFields[((ClassRecord.PoolFieldRef)this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1]).mNameType.Name.Value] is Int)
489 {
490 Int retInt = new Int();
491 retInt.mValue = ((Int)this.m_thread.currentClass.StaticFields[((ClassRecord.PoolFieldRef)this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1]).mNameType.Name.Value]).mValue;
492 // Console.WriteLine("getting static field, " + retInt.mValue);
493 this.m_thread.m_currentFrame.OpStack.Push(retInt);
494 }
495 }
496 }
497 else
498 {
499 //get from a different class
500 }
501 }
502 this.m_thread.PC += 2;
503 result = true;
504 break;
505 case (byte)OpCode.putstatic:
506 fieldrefIndex = (short)((GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC + 1]);
507 BaseType addstatic = this.m_thread.m_currentFrame.OpStack.Pop();
508 if (this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1] is ClassRecord.PoolFieldRef)
509 {
510 if (((ClassRecord.PoolFieldRef)this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1]).mClass.Name.Value == this.m_thread.currentClass.MClass.Name.Value)
511 {
512 // this class
513 if (this.m_thread.currentClass.StaticFields.ContainsKey(((ClassRecord.PoolFieldRef)this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1]).mNameType.Name.Value))
514 {
515 if (addstatic is Float)
516 {
517 if (this.m_thread.currentClass.StaticFields[((ClassRecord.PoolFieldRef)this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1]).mNameType.Name.Value] is Float)
518 {
519 Float newf = new Float();
520 newf.mValue = ((Float)addstatic).mValue;
521 this.m_thread.currentClass.StaticFields[((ClassRecord.PoolFieldRef)this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1]).mNameType.Name.Value] = newf;
522 }
523 }
524 else if (addstatic is Int)
525 {
526 if (this.m_thread.currentClass.StaticFields[((ClassRecord.PoolFieldRef)this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1]).mNameType.Name.Value] is Int)
527 {
528 //Console.WriteLine("setting static field to " + ((Int)addstatic).mValue);
529 Int newi = new Int();
530 newi.mValue = ((Int)addstatic).mValue;
531 this.m_thread.currentClass.StaticFields[((ClassRecord.PoolFieldRef)this.m_thread.currentClass.m_constantsPool[fieldrefIndex - 1]).mNameType.Name.Value] = newi;
532 }
533 }
534 }
535 }
536 else
537 {
538 // a different class
539 }
540 }
541 this.m_thread.PC += 2;
542 result = true;
543 break;
544
545 }
546
547 return result;
548 }
549 }
550 }
551} \ No newline at end of file
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.Methods.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.Methods.cs
new file mode 100644
index 0000000..42fd299
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.Methods.cs
@@ -0,0 +1,96 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31using OpenSim.Region.Scripting.EmbeddedJVM.Types;
32using OpenSim.Region.Scripting.EmbeddedJVM.Types.PrimitiveTypes;
33using OpenSim.Framework.Interfaces;
34using OpenSim.Framework;
35using OpenSim.Framework.Types;
36
37namespace OpenSim.Region.Scripting.EmbeddedJVM
38{
39 partial class Thread
40 {
41 private partial class Interpreter
42 {
43 private bool IsMethodOpCode(byte opcode)
44 {
45 bool result = false;
46 switch (opcode)
47 {
48 case 184:
49 short refIndex = (short) ((GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC+1]);
50 if (this.m_thread.currentClass.m_constantsPool[refIndex - 1] is ClassRecord.PoolMethodRef)
51 {
52 string typ = ((ClassRecord.PoolMethodRef)this.m_thread.currentClass.m_constantsPool[refIndex - 1]).mNameType.Type.Value;
53 string typeparam = "";
54 string typereturn = "";
55 int firstbrak = 0;
56 int secondbrak = 0;
57 firstbrak = typ.LastIndexOf('(');
58 secondbrak = typ.LastIndexOf(')');
59 typeparam = typ.Substring(firstbrak + 1, secondbrak - firstbrak - 1);
60 typereturn = typ.Substring(secondbrak + 1, typ.Length - secondbrak - 1);
61 if (((ClassRecord.PoolMethodRef)this.m_thread.currentClass.m_constantsPool[refIndex - 1]).mClass.Name.Value == this.m_thread.currentClass.MClass.Name.Value)
62 {
63 //calling a method in this class
64 if (typeparam.Length == 0)
65 {
66 this.m_thread.JumpToStaticVoidMethod(((ClassRecord.PoolMethodRef)this.m_thread.currentClass.m_constantsPool[refIndex - 1]).mNameType.Name.Value, (this.m_thread.PC + 2));
67 }
68 else
69 {
70 this.m_thread.JumpToStaticParamMethod(((ClassRecord.PoolMethodRef)this.m_thread.currentClass.m_constantsPool[refIndex - 1]).mNameType.Name.Value, typeparam, (this.m_thread.PC + 2));
71 }
72 }
73 else
74 {
75 //calling a method of a different class
76
77 // OpenSimAPI Class
78 if (((ClassRecord.PoolMethodRef)this.m_thread.currentClass.m_constantsPool[refIndex - 1]).mClass.Name.Value == "OpenSimAPI")
79 {
80 this.m_thread.scriptInfo.api.CallMethod(((ClassRecord.PoolMethodRef)this.m_thread.currentClass.m_constantsPool[refIndex - 1]).mNameType.Name.Value, null);
81 }
82 }
83 }
84 else
85 {
86 this.m_thread.PC += 2;
87 }
88 result = true;
89 break;
90 }
91
92 return result;
93 }
94 }
95 }
96}
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.Return.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.Return.cs
new file mode 100644
index 0000000..3c18a11
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.Return.cs
@@ -0,0 +1,40 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31
32namespace OpenSim.Region.Scripting.EmbeddedJVM
33{
34 partial class Thread
35 {
36 private partial class Interpreter
37 {
38 }
39 }
40}
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.cs
new file mode 100644
index 0000000..e718328
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Interpreter.cs
@@ -0,0 +1,135 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31using OpenSim.Region.Scripting.EmbeddedJVM.Types;
32using OpenSim.Region.Scripting.EmbeddedJVM.Types.PrimitiveTypes;
33
34namespace OpenSim.Region.Scripting.EmbeddedJVM
35{
36 partial class Thread
37 {
38 private partial class Interpreter
39 {
40 private Thread m_thread;
41
42 public Interpreter(Thread parentThread)
43 {
44 m_thread = parentThread;
45 }
46
47 public bool Excute()
48 {
49 bool run = true;
50 byte currentOpCode = GlobalMemory.MethodArea.MethodBuffer[this.m_thread.PC++];
51 // Console.WriteLine("opCode is: " + currentOpCode);
52 bool handled = false;
53
54 handled = this.IsLogicOpCode(currentOpCode);
55 if (!handled)
56 {
57 handled = this.IsMethodOpCode(currentOpCode);
58 }
59 if (!handled)
60 {
61 if (currentOpCode == 172)
62 {
63 if (this.m_thread.stack.StackFrames.Count > 1)
64 {
65 Console.WriteLine("returning int from function");
66 int retPC1 = this.m_thread.m_currentFrame.ReturnPC;
67 BaseType bas1 = this.m_thread.m_currentFrame.OpStack.Pop();
68 this.m_thread.stack.StackFrames.Pop();
69 this.m_thread.m_currentFrame = this.m_thread.stack.StackFrames.Peek();
70 this.m_thread.PC = retPC1;
71 if (bas1 is Int)
72 {
73 this.m_thread.m_currentFrame.OpStack.Push((Int)bas1);
74 }
75 }
76 else
77 {
78 // Console.WriteLine("No parent function so ending program");
79 this.m_thread.stack.StackFrames.Pop();
80 run = false;
81 }
82 handled = true;
83 }
84 if (currentOpCode == 174)
85 {
86 if (this.m_thread.stack.StackFrames.Count > 1)
87 {
88 Console.WriteLine("returning float from function");
89 int retPC1 = this.m_thread.m_currentFrame.ReturnPC;
90 BaseType bas1 = this.m_thread.m_currentFrame.OpStack.Pop();
91 this.m_thread.stack.StackFrames.Pop();
92 this.m_thread.m_currentFrame = this.m_thread.stack.StackFrames.Peek();
93 this.m_thread.PC = retPC1;
94 if (bas1 is Float)
95 {
96 this.m_thread.m_currentFrame.OpStack.Push((Float)bas1);
97 }
98 }
99 else
100 {
101 // Console.WriteLine("No parent function so ending program");
102 this.m_thread.stack.StackFrames.Pop();
103 run = false;
104 }
105 handled = true;
106 }
107 if (currentOpCode == 177)
108 {
109 if (this.m_thread.stack.StackFrames.Count > 1)
110 {
111 Console.WriteLine("returning from function");
112 int retPC = this.m_thread.m_currentFrame.ReturnPC;
113 this.m_thread.stack.StackFrames.Pop();
114 this.m_thread.m_currentFrame = this.m_thread.stack.StackFrames.Peek();
115 this.m_thread.PC = retPC;
116 }
117 else
118 {
119 // Console.WriteLine("No parent function so ending program");
120 this.m_thread.stack.StackFrames.Pop();
121 run = false;
122 }
123 handled = true;
124 }
125 }
126 if (!handled)
127 {
128 Console.WriteLine("opcode " + currentOpCode + " not been handled ");
129 }
130 return run;
131
132 }
133 }
134 }
135}
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/MainMemory.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/MainMemory.cs
new file mode 100644
index 0000000..7174975
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/MainMemory.cs
@@ -0,0 +1,45 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31
32namespace OpenSim.Region.Scripting.EmbeddedJVM
33{
34 public class MainMemory
35 {
36 public Heap HeapArea;
37 public MethodMemory MethodArea;
38
39 public MainMemory()
40 {
41 MethodArea = new MethodMemory();
42 HeapArea = new Heap();
43 }
44 }
45}
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/MethodMemory.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/MethodMemory.cs
new file mode 100644
index 0000000..5f29091
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/MethodMemory.cs
@@ -0,0 +1,46 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31
32namespace OpenSim.Region.Scripting.EmbeddedJVM
33{
34 public class MethodMemory
35 {
36 public byte[] MethodBuffer;
37 public List<ClassRecord> Classes = new List<ClassRecord>();
38 public int NextMethodPC = 0;
39 public int Methodcount = 0;
40
41 public MethodMemory()
42 {
43 MethodBuffer = new byte[20000];
44 }
45 }
46}
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Object.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Object.cs
new file mode 100644
index 0000000..8acb2bd
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Object.cs
@@ -0,0 +1,37 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31
32namespace OpenSim.Region.Scripting.EmbeddedJVM
33{
34 public class Object
35 {
36 }
37}
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/OpCodes.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/OpCodes.cs
new file mode 100644
index 0000000..22a9f12
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/OpCodes.cs
@@ -0,0 +1,56 @@
1using System;
2using System.Collections.Generic;
3using System.Text;
4
5namespace OpenSim.Region.Scripting.EmbeddedJVM
6{
7 public enum OpCode : byte
8 {
9 iconst_m1 = 2,
10 iconst_0 = 3,
11 iconst_1 = 4,
12 iconst_2 = 5,
13 iconst_3 = 6,
14 iconst_4 = 7,
15 iconst_5 = 8,
16 fconst_0 = 11,
17 fconst_1 = 12,
18 fconst_2 = 13,
19 bipush = 16,
20 sipush = 17,
21 fload = 23,
22 iload_0 = 26,
23 iload_1 = 27,
24 fload_0 = 34,
25 fload_1 = 35,
26 fload_2 = 36,
27 fload_3 = 37,
28 istore = 54,
29 fstore = 56,
30 istore_0 = 59,
31 istore_1 = 60,
32 istore_2 = 61,
33 istore_3 = 62,
34 fstore_0 = 67,
35 fstore_1 = 68,
36 fstore_2 = 69,
37 fstore_3 = 70,
38 pop = 87,
39 fadd = 98,
40 fsub = 102,
41 imul = 104,
42 iinc = 132,
43 f2i = 139,
44 fcmpl = 149,
45 fcmpg = 150,
46 ifge = 156,
47 ifgt = 157,
48 ifle = 158,
49 if_icmpge = 162,
50 if_icmpgt = 163,
51 if_icmple = 164,
52 _goto = 167,
53 getstatic = 178,
54 putstatic = 179
55 }
56}
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Stack.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Stack.cs
new file mode 100644
index 0000000..7c12678
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Stack.cs
@@ -0,0 +1,42 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31
32namespace OpenSim.Region.Scripting.EmbeddedJVM
33{
34 public class Stack
35 {
36 public Stack<StackFrame> StackFrames = new Stack<StackFrame>();
37
38 public Stack()
39 {
40 }
41 }
42}
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/StackFrame.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/StackFrame.cs
new file mode 100644
index 0000000..76257b8
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/StackFrame.cs
@@ -0,0 +1,49 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31using OpenSim.Region.Scripting.EmbeddedJVM.Types;
32
33namespace OpenSim.Region.Scripting.EmbeddedJVM
34{
35 public class StackFrame
36 {
37 public BaseType[] LocalVariables;
38 public Stack<BaseType> OpStack = new Stack<BaseType>();
39
40 public int ReturnPC = 0;
41 public ClassRecord CallingClass = null;
42
43 public StackFrame()
44 {
45 LocalVariables = new BaseType[20];
46 }
47
48 }
49}
diff --git a/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Thread.cs b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Thread.cs
new file mode 100644
index 0000000..aad1f47
--- /dev/null
+++ b/OpenSim/Region/Environment/Scenes/Scripting/Engines/JVMEngine/JVM/Thread.cs
@@ -0,0 +1,119 @@
1/*
2* Copyright (c) Contributors, http://www.openmetaverse.org/
3* See CONTRIBUTORS.TXT for a full list of copyright holders.
4*
5* Redistribution and use in source and binary forms, with or without
6* modification, are permitted provided that the following conditions are met:
7* * Redistributions of source code must retain the above copyright
8* notice, this list of conditions and the following disclaimer.
9* * Redistributions in binary form must reproduce the above copyright
10* notice, this list of conditions and the following disclaimer in the
11* documentation and/or other materials provided with the distribution.
12* * Neither the name of the OpenSim Project nor the
13* names of its contributors may be used to endorse or promote products
14* derived from this software without specific prior written permission.
15*
16* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
17* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*
27*/
28using System;
29using System.Collections.Generic;
30using System.Text;
31using OpenSim.Region.Scripting.EmbeddedJVM.Types;
32using OpenSim.Region.Scripting.EmbeddedJVM.Types.PrimitiveTypes;
33using OpenSim.Framework;
34using OpenSim.Framework.Interfaces;
35using OpenSim.Region.Environment.Scenes;
36using OpenSim.Region.Scripting;
37
38namespace OpenSim.Region.Scripting.EmbeddedJVM
39{
40 public partial class Thread
41 {
42 // Is this smart?
43 public static MainMemory GlobalMemory;
44 public static Scene World;
45 private int PC = 0;
46 private Stack stack;
47 private Interpreter m_Interpreter;
48 public ClassRecord currentClass;
49 public ClassInstance currentInstance;
50 private StackFrame m_currentFrame;
51 public int excutionCounter = 0;
52 public bool running = false;
53
54 public ScriptInfo scriptInfo;
55
56 public Thread()
57 {
58 this.m_Interpreter = new Interpreter(this);
59 this.stack = new Stack();
60 }
61
62 public void SetPC(int methodpointer)
63 {
64 //Console.WriteLine("Thread PC has been set to " + methodpointer);
65 PC = methodpointer;
66 }
67
68 public void StartMethod(ClassRecord rec, string methName)
69 {
70 m_currentFrame = new StackFrame();
71 this.stack.StackFrames.Push(m_currentFrame);
72 this.currentClass = rec;
73 currentClass.StartMethod(this, methName);
74 }
75
76 public void StartMethod( string methName)
77 {
78 m_currentFrame = new StackFrame();
79 this.stack.StackFrames.Push(m_currentFrame);
80 currentClass.StartMethod(this, methName);
81 }
82
83 public void JumpToStaticVoidMethod(string methName, int returnPC)
84 {
85 m_currentFrame = new StackFrame();
86 m_currentFrame.ReturnPC = returnPC;
87 this.stack.StackFrames.Push(m_currentFrame);
88 currentClass.StartMethod(this, methName);
89 }
90
91 public void JumpToStaticParamMethod(string methName, string param, int returnPC)
92 {
93 if (param == "I")
94 {
95 BaseType bs1 = m_currentFrame.OpStack.Pop();
96 m_currentFrame = new StackFrame();
97 m_currentFrame.ReturnPC = returnPC;
98 this.stack.StackFrames.Push(m_currentFrame);
99 m_currentFrame.LocalVariables[0] = ((Int)bs1);
100 currentClass.StartMethod(this, methName);
101 }
102 if (param == "F")
103 {
104
105 }
106 }
107
108 public void JumpToClassStaticVoidMethod(string className, string methName, int returnPC)
109 {
110
111 }
112
113 public bool Excute()
114 {
115 excutionCounter++;
116 return this.m_Interpreter.Excute();
117 }
118 }
119}
generated by cgit v1.1 at 2024-07-07 21:32:13 +0000