private static void ThreadFun()
{
if (enableRun < 0)
{
isEnd = true;
return;
}
string strArg1 = Register.GetRegisterValue("pc");
PC = (Int32)CommonTool.StrToNum(TypeCode.Int32, strArg1, 16);
//获取指令
code = RunTimeCode.GetCode(PC);
//设置NPC
switch (code.codeType)
{
case CodeType.OVER:
{
enableRun = -1;
NPC = PC;
ifOverOrNop = true;
break;
}
case CodeType.NOP:
{
PC = PC + 4;
NPC = PC;
ifOverOrNop = true;
break;
}
case CodeType.ERR:
{
Form1.Message(code.codeStr);
RunTimeCode.codeList.Clear();
break;
}
default:
{
PC = PC + 4;
NPC = PC;
mDEStage.code =mIFStage.code;
mDEStage.args = new object[1] { NPC };
mDEStage.enableRun++;
break;
}
}
if (MipsSimulator.Program.mode==1)
{
if (code.codeType != CodeType.OVER)
{
int colorIndex = (int)cmdMode.lineTable[mIFStage.code.Index];
Form1.codeColor(colorIndex, 1);
}
}
isEnd = true;
return;
}
//添加指令段
public static void Add(Code[] codes)
{
for (int i = 0; i < codes.Length; i++)
{
DataRow dr = CodeT.NewRow();
string address = "0x" + codes[i].address.ToString("X8");
dr["Address"] = address;
dr["Code"] = codes[i].machineCode;
dr["Source"] = codes[i].codeStr;
CodeT.Rows.Add(dr);
codes[i].Index = codeIndex;
codeIndex++;
}
// codeList.AddRange(codes);
}
//添加单条指令
public static void Add(Code code)
{
//code.Index = codeIndex;
//codeIndex++;
//codeList.Add(code);
DataRow dr = CodeT.NewRow();
if (code.address < 0)
{
dr["Address"] = "";
}
else
{
string address = "0x" + code.address.ToString("X8");
dr["Address"] = address;
}
dr["Code"] = code.machineCode;
dr["Source"] = code.codeStr;
CodeT.Rows.Add(dr);
}
//获取指令
public static Code GetCode(Int32 codeCurrentAddress)
{
if ((codeCurrentAddress - CodeStartAddress) % 4 != 0)
{
Code code = new Code();
code.codeType = CodeType.ERR;
code.codeStr = "地址未对齐";
// code.Index = -1;
return code;
}
int index = Convert.ToInt32((codeCurrentAddress - CodeStartAddress) / 4);
if (index < 0 || index >= codeList.Count)
{
Code code = new Code();
code.codeType = CodeType.OVER;
// code.Index = -1;
return code;
}
return codeList[index];
}
