public void Load(IAsm a)
{
StringBuilder sb = new StringBuilder(MyC.MAXSTR);
Var e = a.getVar();
if (e == null)
{
Console.WriteLine("?Load instruction with no variable ptr");
Environment.Exit(1);
}
switch (e.getClassId())
{
case Tok.T_STATIC:
{
sb.Append("\tldsfld ");
sb.Append(genFieldRef(e));
sb.Append("\t//");
sb.Append(a.getICount());
sb.Append(", ");
sb.Append(e.getName());
sb.Append("\r\n");
break;
}
case Tok.T_AUTO:
case Tok.T_DEFCLASS:
sb.Append("\tldloc ");
sb.Append(e.getIndex());
sb.Append("\t//");
sb.Append(a.getICount());
sb.Append(", ");
sb.Append(e.getName());
sb.Append("\r\n");
break;
case Tok.T_PARAM:
sb.Append("\tldarg ");
sb.Append(e.getIndex());
sb.Append("\t//");
sb.Append(a.getICount());
sb.Append(", ");
sb.Append(e.getName());
sb.Append("\r\n");
break;
default:
Console.Write("?Instruction load of unknown class (");
Console.Write(e.getClassId());
Console.WriteLine(")");
Environment.Exit(1);
break;
}
io.Out(sb.ToString());
}
public void LoadConst(IAsm a)
{
StringBuilder sb = new StringBuilder(MyC.MAXSTR);
int value = Convert.ToInt32(a.getInsn());
sb.Append("\tldc.i4");
if (value > 127 || value < -128) /* if must use long form */
{
sb.Append(" ");
}
else if (value > 8 || value < -1) /* if must use medium form */
{
sb.Append(".s ");
}
else /* else use short form */
{
sb.Append(".");
}
sb.Append(a.getInsn());
sb.Append("\t//");
sb.Append(a.getICount());
sb.Append("\r\n");
io.Out(sb.ToString());
}
public void Call(IAsm a)
{
Var func = a.getVar();
String funcsig = genDataTypeSig(a.getVar()); /* gen type info */
VarList x = func.getParams(); /* get any params */
String paramsig = "";
if (x.Length() > 0)
{
int max = x.Length();
StringBuilder t = new StringBuilder(MyC.MAXSTR);
for (int i = 0; i < max; i++)
{
Var e = x.FindByIndex(i);
t.Append(genDataTypeSig(e));
if (i < max - 1)
{
t.Append(",");
}
}
paramsig = t.ToString();
}
StringBuilder sb = new StringBuilder(MyC.MAXSTR);
sb.Append("\tcall ");
sb.Append(funcsig);
sb.Append("(");
sb.Append(paramsig);
sb.Append(")\t//");
sb.Append(a.getICount());
sb.Append("\r\n");
io.Out(sb.ToString());
}
public void Ret(IAsm a)
{
StringBuilder sb = new StringBuilder(MyC.MAXSTR);
sb.Append("\tret\t\t//");
sb.Append(a.getICount());
sb.Append("\r\n");
io.Out(sb.ToString());
}
public void Branch(IAsm a)
{
StringBuilder sb = new StringBuilder(MyC.MAXSTR);
sb.Append("\t");
sb.Append(a.getInsn());
sb.Append(" ");
sb.Append(a.getLabel());
sb.Append("\t//");
sb.Append(a.getICount());
sb.Append("\r\n");
io.Out(sb.ToString());
}
void NextInsn(int incr)
{
int ncount = 0;
if (iroot == null)
{
icur = iroot = new IAsm();
}
else
{
ncount = icur.getICount() + incr; /* propogate previous count */
icur.setNext(new IAsm());
icur = icur.getNext();
}
icur.setICount(ncount);
}
public void Load(IAsm a)
{
StringBuilder sb = new StringBuilder(MyC.MAXSTR);
Var e = a.getVar();
if (e == null)
{
Console.WriteLine("?Load instruction with no variable ptr");
Environment.Exit(1);
}
switch (e.getClassId())
{
case Tok.T_STATIC:
{
sb.Append("\tldsfld ");
sb.Append(genFieldRef(e));
sb.Append("\t//");
sb.Append(a.getICount());
sb.Append(", ");
sb.Append(e.getName());
sb.Append("\r\n");
break;
}
case Tok.T_AUTO:
case Tok.T_DEFCLASS:
sb.Append("\tldloc ");
sb.Append(e.getIndex());
sb.Append("\t//");
sb.Append(a.getICount());
sb.Append(", ");
sb.Append(e.getName());
sb.Append("\r\n");
break;
case Tok.T_PARAM:
sb.Append("\tldarg ");
sb.Append(e.getIndex());
sb.Append("\t//");
sb.Append(a.getICount());
sb.Append(", ");
sb.Append(e.getName());
sb.Append("\r\n");
break;
default:
Console.Write("?Instruction load of unknown class (");
Console.Write(e.getClassId());
Console.WriteLine(")");
Environment.Exit(1);
break;
}
io.Out(sb.ToString());
}
public void LoadConst(IAsm a)
{
StringBuilder sb = new StringBuilder(MyC.MAXSTR);
int value = Convert.ToInt32(a.getInsn());
sb.Append("\tldc.i4");
if (value > 127 || value < -128) /* if must use long form */
{
sb.Append(" ");
}
else if (value > 8 || value < -1) /* if must use medium form */
{
sb.Append(".s ");
}
else /* else use short form */
{
sb.Append(".");
}
sb.Append(a.getInsn());
sb.Append("\t//");
sb.Append(a.getICount());
sb.Append("\r\n");
io.Out(sb.ToString());
}
public void Ret(IAsm a)
{
StringBuilder sb = new StringBuilder(MyC.MAXSTR);
sb.Append("\tret\t\t//");
sb.Append(a.getICount());
sb.Append("\r\n");
io.Out(sb.ToString());
}
public void Branch(IAsm a)
{
StringBuilder sb = new StringBuilder(MyC.MAXSTR);
sb.Append("\t");
sb.Append(a.getInsn());
sb.Append(" ");
sb.Append(a.getLabel());
sb.Append("\t//");
sb.Append(a.getICount());
sb.Append("\r\n");
io.Out(sb.ToString());
}
public void Call(IAsm a)
{
Var func = a.getVar();
String funcsig = genDataTypeSig(a.getVar()); /* gen type info */
VarList x = func.getParams(); /* get any params */
String paramsig = "";
if (x.Length() > 0)
{
int max = x.Length();
StringBuilder t = new StringBuilder(MyC.MAXSTR);
for (int i = 0; i < max; i++)
{
Var e = x.FindByIndex(i);
t.Append(genDataTypeSig(e));
if (i < max-1)
t.Append(",");
}
paramsig = t.ToString();
}
StringBuilder sb = new StringBuilder(MyC.MAXSTR);
sb.Append("\tcall ");
sb.Append(funcsig);
sb.Append("(");
sb.Append(paramsig);
sb.Append(")\t//");
sb.Append(a.getICount());
sb.Append("\r\n");
io.Out(sb.ToString());
}
