Files
opensim/OpenSim/Grid/ScriptEngine/DotNetEngine/Compiler/LSO/LSL_BaseClass_OPCODES.cs
2008-03-18 05:16:43 +00:00

394 lines
12 KiB
C#

/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSim Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
namespace OpenSim.Grid.ScriptEngine.DotNetEngine.Compiler.LSO
{
public partial class LSL_BaseClass
{
/*
* OPCODES
*
* These are internal "assembly" commands,
* basic operators like "ADD", "PUSH" and "POP"
*
* It also contains managed stack and keeps track of internal variables, etc.
*
*/
public void StoreToLocal(UInt32 index)
{
// TODO: How to determine local?
Common.SendToDebug("::StoreToLocal " + index);
if (LocalVariables.ContainsKey(index))
LocalVariables.Remove(index);
LocalVariables.Add(index, LSLStack.Peek());
}
public void StoreToGlobal(UInt32 index)
{
Common.SendToDebug("::StoreToGlobal " + index);
if (GlobalVariables.ContainsKey(index))
GlobalVariables.Remove(index);
GlobalVariables.Add(index, LSLStack.Peek());
}
public void StoreToStatic(UInt32 index)
{
Common.SendToDebug("::StoreToStatic " + index);
//if (StaticVariables.ContainsKey(index))
// StaticVariables.Remove(index);
StaticVariables.Add(index, LSLStack.Peek());
}
public void GetFromLocal(UInt32 index)
{
// TODO: How to determine local?
Common.SendToDebug("::GetFromLocal " + index);
object ret;
LocalVariables.TryGetValue(index, out ret);
LSLStack.Push(ret);
//return ret;
}
public void GetFromGlobal(UInt32 index)
{
Common.SendToDebug("::GetFromGlobal " + index);
object ret;
GlobalVariables.TryGetValue(index, out ret);
LSLStack.Push(ret);
//return ret;
}
public void GetFromStatic(UInt32 index)
{
Common.SendToDebug("::GetFromStatic " + index);
object ret;
StaticVariables.TryGetValue(index, out ret);
Common.SendToDebug("::GetFromStatic - ObjectType: " + ret.GetType().ToString());
LSLStack.Push(ret);
//return ret;
}
public object POPToStack()
{
Common.SendToDebug("::POPToStack");
//return LSLStack.Pop();
object p = LSLStack.Pop();
if (p.GetType() == typeof (UInt32))
return (UInt32) p;
if (p.GetType() == typeof (string))
return (string) p;
if (p.GetType() == typeof (Int32))
return (Int32) p;
if (p.GetType() == typeof (UInt16))
return (UInt16) p;
if (p.GetType() == typeof (float))
return (float) p;
if (p.GetType() == typeof (LSO_Enums.Vector))
return (LSO_Enums.Vector) p;
if (p.GetType() == typeof (LSO_Enums.Rotation))
return (LSO_Enums.Rotation) p;
if (p.GetType() == typeof (LSO_Enums.Key))
return (LSO_Enums.Key) p;
return p;
}
//public object POPToStack(UInt32 count)
//{
// // POP NUMBER FROM TOP OF STACK
// //LSLStack.SetLength(LSLStack.Length - 4);
// Common.SendToDebug("::POPToStack " + count);
// if (count < 2)
// return LSLStack.Pop();
// Stack<object> s = new Stack<object>();
// for (int i = 0; i < count; i++)
// {
// s.Push(LSLStack.Pop);
// }
//}
public void POP()
{
// POP NUMBER FROM TOP OF STACK
//LSLStack.SetLength(LSLStack.Length - 4);
Common.SendToDebug("::POP");
if (LSLStack.Count < 1)
{
//TODO: Temporary fix
Common.SendToDebug("ERROR: TRYING TO POP EMPTY STACK!");
}
else
{
LSLStack.Pop();
}
}
public void PUSH(object Param)
{
if (Param == null)
{
Common.SendToDebug("::PUSH: <null>");
}
else
{
//Common.SendToDebug("::PUSH: " + Param.GetType());
}
LSLStack.Push(Param);
}
public void ADD(UInt32 Param)
{
Common.SendToDebug("::ADD: " + Param);
object o2 = LSLStack.Pop();
object o1 = LSLStack.Pop();
Common.SendToDebug("::ADD: Debug: o1: " + o1.GetType() + " (" + o1.ToString() + "), o2: " + o2.GetType() +
" (" + o2.ToString() + ")");
if (o2.GetType() == typeof (string))
{
LSLStack.Push((string) o1 + (string) o2);
return;
}
if (o2.GetType() == typeof (UInt32))
{
LSLStack.Push((UInt32) o1 + (UInt32) o2);
return;
}
}
public void SUB(UInt32 Param)
{
Common.SendToDebug("::SUB: " + Param);
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
LSLStack.Push((UInt32) (i1 - i2));
}
public void MUL(UInt32 Param)
{
Common.SendToDebug("::SUB: " + Param);
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
LSLStack.Push((UInt32) (i1*i2));
}
public void DIV(UInt32 Param)
{
Common.SendToDebug("::DIV: " + Param);
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
LSLStack.Push((UInt32) (i1/i2));
}
public void MOD(UInt32 Param)
{
Common.SendToDebug("::MOD: " + Param);
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
LSLStack.Push((UInt32) (i1%i2));
}
public void EQ(UInt32 Param)
{
Common.SendToDebug("::EQ: " + Param);
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
if (i1 == i2)
{
LSLStack.Push((UInt32) 1);
}
else
{
LSLStack.Push((UInt32) 0);
}
}
public void NEQ(UInt32 Param)
{
Common.SendToDebug("::NEQ: " + Param);
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
if (i1 != i2)
{
LSLStack.Push((UInt32) 1);
}
else
{
LSLStack.Push((UInt32) 0);
}
}
public void LEQ(UInt32 Param)
{
Common.SendToDebug("::LEQ: " + Param);
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
if (i1 <= i2)
{
LSLStack.Push((UInt32) 1);
}
else
{
LSLStack.Push((UInt32) 0);
}
}
public void GEQ(UInt32 Param)
{
Common.SendToDebug("::GEQ: " + Param);
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
if (i1 >= i2)
{
LSLStack.Push((UInt32) 1);
}
else
{
LSLStack.Push((UInt32) 0);
}
}
public void LESS(UInt32 Param)
{
Common.SendToDebug("::LESS: " + Param);
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
if (i1 < i2)
{
LSLStack.Push((UInt32) 1);
}
else
{
LSLStack.Push((UInt32) 0);
}
}
public void GREATER(UInt32 Param)
{
Common.SendToDebug("::GREATER: " + Param);
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
if (i1 > i2)
{
LSLStack.Push((UInt32) 1);
}
else
{
LSLStack.Push((UInt32) 0);
}
}
public void BITAND()
{
Common.SendToDebug("::BITAND");
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
LSLStack.Push((UInt32) (i1 & i2));
}
public void BITOR()
{
Common.SendToDebug("::BITOR");
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
LSLStack.Push((UInt32) (i1 | i2));
}
public void BITXOR()
{
Common.SendToDebug("::BITXOR");
UInt32 i2 = (UInt32) LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
LSLStack.Push((UInt32) (i1 ^ i2));
}
public void BOOLAND()
{
Common.SendToDebug("::BOOLAND");
bool b2 = bool.Parse((string) LSLStack.Pop());
bool b1 = bool.Parse((string) LSLStack.Pop());
if (b1 && b2)
{
LSLStack.Push((UInt32) 1);
}
else
{
LSLStack.Push((UInt32) 0);
}
}
public void BOOLOR()
{
Common.SendToDebug("::BOOLOR");
bool b2 = bool.Parse((string) LSLStack.Pop());
bool b1 = bool.Parse((string) LSLStack.Pop());
if (b1 || b2)
{
LSLStack.Push((UInt32) 1);
}
else
{
LSLStack.Push((UInt32) 0);
}
}
public void NEG(UInt32 Param)
{
Common.SendToDebug("::NEG: " + Param);
//UInt32 i2 = (UInt32)LSLStack.Pop();
UInt32 i1 = (UInt32) LSLStack.Pop();
LSLStack.Push((UInt32) (i1*-1));
}
public void BITNOT()
{
//Common.SendToDebug("::BITNOT");
//UInt32 i2 = (UInt32)LSLStack.Pop();
//UInt32 i1 = (UInt32)LSLStack.Pop();
//LSLStack.Push((UInt32)(i1 / i2));
}
public void BOOLNOT()
{
//Common.SendToDebug("::BOOLNOT");
////UInt32 i2 = (UInt32)LSLStack.Pop();
//UInt32 i1 = (UInt32)LSLStack.Pop();
//LSLStack.Push((UInt32)(i1));
}
}
}