#pragma warning restore
protected virtual void MarkExceptionBlock(ILGenerator il, ExceptionBlockInfo info)
{
ExceptionBlockType btype = info.blockType;
if ((btype & ExceptionBlockType.End) != 0)
{
il.EndExceptionBlock();
}
else // begin
{
switch (btype & flagValue)
{
case ExceptionBlockType.BigBlock:
il.BeginExceptionBlock();
return;
case ExceptionBlockType.FilterBlock:
il.BeginExceptFilterBlock();
return;
case ExceptionBlockType.FinallyBlock:
il.BeginFinallyBlock();
return;
case ExceptionBlockType.CatchBlock:
il.BeginCatchBlock(info.catchType);
return;
case ExceptionBlockType.FaultBlock:
il.BeginFaultBlock();
return;
default:
#if DEBUG
System.Diagnostics.Debug.WriteLine($"[ERROR] {btype}");
#endif
return;
}
}
}
#pragma warning disable
protected virtual void EmitCode(ILGenerator il, IReadOnlyList <ILBuffer> codes)
{
foreach (ILBuffer current in codes)
{
OpCode code = current.code;
PublicLabel label = current.label;
ExceptionBlockInfo eb = current.blockInfo;
if (label.valid)
{
il.MarkLabel((Label)label);
}
if (eb.IsValid)
{
MarkExceptionBlock(il, eb);
}
switch (code.OperandType)
{
case OperandType.ShortInlineBrTarget:
case OperandType.InlineBrTarget:
il.Emit(code, (Label)FindILBuffer(codes, (int)current.operand).label);
break;
case OperandType.InlineField:
il.Emit(code, (FieldInfo)current.operand);
break;
case OperandType.InlineMethod:
{
if (current.operand is MethodInfo temp)
{
il.Emit(code, temp);
}
else
{
il.Emit(code, (ConstructorInfo)current.operand);
}
}
break;
case OperandType.InlineType:
il.Emit(code, (Type)current.operand);
break;
case OperandType.InlineI:
il.Emit(code, (int)current.operand);
break;
case OperandType.InlineI8:
il.Emit(code, (long)current.operand);
break;
case OperandType.InlineR:
il.Emit(code, (double)current.operand);
break;
case OperandType.InlineSig:
{
if (current.operand is SignatureHelper temp)
{
il.Emit(code, temp);
}
else
{
il.Emit(code, (int)current.operand);
}
}
break;
case OperandType.InlineString:
il.Emit(code, (string)current.operand);
break;
case OperandType.InlineSwitch:
{
foreach (int temp in (int[])current.operand)
{
il.Emit(code, (Label)FindILBuffer(codes, temp).label);
}
}
break;
case OperandType.InlineTok:
{
if (current.operand is Type temp)
{
il.Emit(code, temp);
}
else
{
il.Emit(code, (int)current.operand);
}
}
break;
case OperandType.InlineVar:
il.Emit(code, (short)current.operand);
break;
case OperandType.ShortInlineI:
il.Emit(code, (byte)current.operand);
break;
case OperandType.ShortInlineR:
il.Emit(code, (float)current.operand);
break;
case OperandType.ShortInlineVar:
il.Emit(code, (byte)current.operand);
break;
default: // no operand
il.Emit(code);
break;
}
}
}