284 lines
14 KiB
C#
284 lines
14 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using OpenSim.Scripting.EmbeddedJVM.Types;
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using OpenSim.Scripting.EmbeddedJVM.Types.PrimitiveTypes;
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namespace OpenSim.Scripting.EmbeddedJVM
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{
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partial class Thread
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{
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private partial class Interpreter
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{
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private bool IsLogicOpCode(byte opcode)
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{
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bool result = false;
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switch (opcode)
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{
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case 2:
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Int m_int= new Int();
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m_int.mValue = -1;
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this._mThread.currentFrame.OpStack.Push(m_int);
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result = true;
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break;
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case 3:
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m_int= new Int();
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m_int.mValue = 0;
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this._mThread.currentFrame.OpStack.Push(m_int);
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result = true;
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break;
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case 4:
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m_int = new Int();
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m_int.mValue = 1;
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this._mThread.currentFrame.OpStack.Push(m_int);
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result = true;
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break;
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case 5:
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m_int = new Int();
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m_int.mValue = 2;
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this._mThread.currentFrame.OpStack.Push(m_int);
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result = true;
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break;
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case 6:
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m_int = new Int();
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m_int.mValue = 3;
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this._mThread.currentFrame.OpStack.Push(m_int);
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break;
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case 7:
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m_int = new Int();
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m_int.mValue = 4;
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this._mThread.currentFrame.OpStack.Push(m_int);
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result = true;
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break;
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case 8:
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m_int = new Int();
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m_int.mValue = 5;
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this._mThread.currentFrame.OpStack.Push(m_int);
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result = true;
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break;
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case 11:
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Float m_float = new Float();
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m_float.mValue = 0.0f;
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this._mThread.currentFrame.OpStack.Push(m_float);
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result = true;
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break;
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case 12:
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m_float = new Float();
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m_float.mValue = 1.0f;
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this._mThread.currentFrame.OpStack.Push(m_float);
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result = true;
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break;
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case 13:
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m_float = new Float();
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m_float.mValue = 2.0f;
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this._mThread.currentFrame.OpStack.Push(m_float);
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result = true;
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break;
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case 16:
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int pushvalue = (int)GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC];
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Int pushInt = new Int();
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pushInt.mValue = pushvalue;
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this._mThread.currentFrame.OpStack.Push(pushInt);
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this._mThread.PC++;
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result = true;
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break;
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case 17:
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short pushvalue2 = (short)((GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC + 1]);
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Int pushInt2 = new Int();
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pushInt2.mValue = pushvalue2;
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this._mThread.currentFrame.OpStack.Push(pushInt2);
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this._mThread.PC += 2;
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result = true;
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break;
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case 26:
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if (this._mThread.currentFrame.LocalVariables[0] != null)
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{
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if (this._mThread.currentFrame.LocalVariables[0] is Int)
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{
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Int newInt = new Int();
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newInt.mValue = ((Int)this._mThread.currentFrame.LocalVariables[0]).mValue;
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this._mThread.currentFrame.OpStack.Push(newInt);
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}
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}
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result = true;
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break;
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case 27:
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if (this._mThread.currentFrame.LocalVariables[1] != null)
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{
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if (this._mThread.currentFrame.LocalVariables[1] is Int)
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{
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Int newInt = new Int();
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newInt.mValue = ((Int)this._mThread.currentFrame.LocalVariables[1]).mValue;
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this._mThread.currentFrame.OpStack.Push(newInt);
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}
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}
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result = true;
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break;
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case 34:
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if (this._mThread.currentFrame.LocalVariables[0] != null)
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{
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if (this._mThread.currentFrame.LocalVariables[0] is Float)
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{
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Float newfloat = new Float();
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newfloat.mValue = ((Float)this._mThread.currentFrame.LocalVariables[0]).mValue;
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this._mThread.currentFrame.OpStack.Push(newfloat);
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}
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}
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result = true;
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break;
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case 35:
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if (this._mThread.currentFrame.LocalVariables[1] != null)
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{
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if (this._mThread.currentFrame.LocalVariables[1] is Float)
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{
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Float newfloat = new Float();
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newfloat.mValue = ((Float)this._mThread.currentFrame.LocalVariables[1]).mValue;
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this._mThread.currentFrame.OpStack.Push(newfloat);
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}
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}
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result = true;
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break;
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case 59:
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BaseType baset = this._mThread.currentFrame.OpStack.Pop();
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if (baset is Int)
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{
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this._mThread.currentFrame.LocalVariables[0] = (Int)baset;
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}
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result = true;
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break;
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case 60:
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baset = this._mThread.currentFrame.OpStack.Pop();
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if (baset is Int)
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{
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this._mThread.currentFrame.LocalVariables[1] = (Int)baset;
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}
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result = true;
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break;
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case 67:
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baset = this._mThread.currentFrame.OpStack.Pop();
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if (baset is Float)
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{
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this._mThread.currentFrame.LocalVariables[0] = (Float)baset;
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}
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result = true;
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break;
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case 68:
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baset = this._mThread.currentFrame.OpStack.Pop();
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if (baset is Float)
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{
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this._mThread.currentFrame.LocalVariables[1] = (Float)baset;
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}
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result = true;
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break;
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case 87:
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this._mThread.currentFrame.OpStack.Pop();
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result = true;
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break;
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case 98:
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BaseType bf2 = this._mThread.currentFrame.OpStack.Pop();
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BaseType bf1 = this._mThread.currentFrame.OpStack.Pop();
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if (bf1 is Float && bf2 is Float)
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{
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Float nflt = new Float();
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nflt.mValue = ((Float)bf1).mValue + ((Float)bf2).mValue;
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this._mThread.currentFrame.OpStack.Push(nflt);
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}
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result = true;
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break;
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case 104: //check the order of the two values off the stack is correct
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BaseType bs2 = this._mThread.currentFrame.OpStack.Pop();
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BaseType bs1 = this._mThread.currentFrame.OpStack.Pop();
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if (bs1 is Int && bs2 is Int)
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{
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Int nInt = new Int();
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nInt.mValue = ((Int)bs1).mValue * ((Int)bs2).mValue;
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this._mThread.currentFrame.OpStack.Push(nInt);
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}
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result = true;
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break;
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case 132:
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if (this._mThread.currentFrame.LocalVariables[GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC]] != null)
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{
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if (this._mThread.currentFrame.LocalVariables[GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC]] is Int)
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{
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((Int)this._mThread.currentFrame.LocalVariables[GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC]]).mValue += (sbyte) GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC + 1];
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}
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}
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this._mThread.PC += 2;
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result = true;
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break;
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case 139:
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BaseType conv1 = this._mThread.currentFrame.OpStack.Pop();
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if (conv1 is Float)
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{
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Int newconv = new Int();
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newconv.mValue = (int)((Float)conv1).mValue;
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this._mThread.currentFrame.OpStack.Push(newconv);
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}
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result = true;
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break;
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case 162:
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short compareoffset = (short)((GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC + 1]);
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BaseType bc2 = this._mThread.currentFrame.OpStack.Pop();
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BaseType bc1 = this._mThread.currentFrame.OpStack.Pop();
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if (bc1 is Int && bc2 is Int)
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{
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Console.WriteLine("comparing " + ((Int)bc1).mValue + " and " + ((Int)bc2).mValue);
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if (((Int)bc1).mValue >= ((Int)bc2).mValue)
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{
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Console.WriteLine("branch compare true , offset is " +compareoffset);
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Console.WriteLine("current PC is " + this._mThread.PC);
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this._mThread.PC += -1 + compareoffset;
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Console.WriteLine("new PC is " + this._mThread.PC);
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}
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else
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{
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Console.WriteLine("branch compare false");
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this._mThread.PC += 2;
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}
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}
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else
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{
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this._mThread.PC += 2;
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}
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result = true;
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break;
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case 164:
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short compareloffset = (short)((GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC + 1]);
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BaseType bcl2 = this._mThread.currentFrame.OpStack.Pop();
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BaseType bcl1 = this._mThread.currentFrame.OpStack.Pop();
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if (bcl1 is Int && bcl2 is Int)
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{
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Console.WriteLine("comparing " + ((Int)bcl1).mValue + " and " + ((Int)bcl2).mValue);
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if (((Int)bcl1).mValue <= ((Int)bcl2).mValue)
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{
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Console.WriteLine("branch compare true , offset is " + compareloffset);
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Console.WriteLine("current PC is " + this._mThread.PC);
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this._mThread.PC += -1 + compareloffset;
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Console.WriteLine("new PC is " + this._mThread.PC);
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}
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else
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{
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Console.WriteLine("branch compare false");
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this._mThread.PC += 2;
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}
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}
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else
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{
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this._mThread.PC += 2;
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}
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result = true;
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break;
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case 167:
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short offset = (short)((GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC] << 8) + GlobalMemory.MethodArea.MethodBuffer[this._mThread.PC+1]);
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this._mThread.PC += -1 + offset;
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result = true;
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break;
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}
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return result;
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}
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}
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}
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}
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