public FluentEmitter Div(MagicNumberArgument divisor)
{
if (divisor.IsZero)
throw new DivideByZeroException("this instruction will cause a DivideByZeroException");
return divisor.EmitLdc(this)
.Emit(OpCodes.Div);
}
public FluentEmitter DivUn(MagicNumberArgument divisor)
{
if (divisor.IsZero)
{
throw new DivideByZeroException("this instruction will cause a DivideByZeroException");
}
return(divisor.EmitLdc(this)
.Emit(OpCodes.Div_Un));
}
public FluentEmitter Starg(MagicNumberArgument value, params string[] names)
{
if (names == null)
{
throw new ArgumentNullException(nameof(names));
}
var count = names.Length;
var paramgroups = names
.Select(GetParameter)
.GroupBy(p => p.ParameterType.GetILType())
.OrderBy(pgroup => pgroup.Sum(p => p.Index));
foreach (var paramgroup in paramgroups)
{
var isfirst = true;
foreach (var param in paramgroup.OrderBy(p => p.Index))
{
if (isfirst)
{
switch (param.ParameterType.GetILType())
{
case ILType.I4: value.EmitLdcI4(this); break;
case ILType.I8: value.EmitLdcI8(this); break;
case ILType.R8: value.EmitLdcR8(this); break;
case ILType.R4: value.EmitLdcR4(this); break;
default:
throw new NotSupportedException(
"variable type must be primitive valuetype in system namespace and convertible to I4, I8, R4 or R8");
}
isfirst = false;
}
else
{
Dup();
}
}
foreach (var param in paramgroup)
{
Starg((uint)param.Index);
}
}
return(this);
}
public FluentEmitter Ret(MagicNumberArgument value)
{
// ReSharper disable once SwitchStatementMissingSomeCases
switch (ReturnType.GetILType())
{
case ILType.I4: value.EmitLdcI4(this); break;
case ILType.I8: value.EmitLdcI8(this); break;
case ILType.R8: value.EmitLdcR8(this); break;
case ILType.R4: value.EmitLdcR4(this); break;
default:
throw new NotSupportedException(
"return type must be primitive valuetype and convertible to I4, I8, R4 or R8");
}
return Ret();
}
public FluentEmitter Ret(MagicNumberArgument value)
{
// ReSharper disable once SwitchStatementMissingSomeCases
switch (ReturnType.GetILType())
{
case ILType.I4: value.EmitLdcI4(this); break;
case ILType.I8: value.EmitLdcI8(this); break;
case ILType.R8: value.EmitLdcR8(this); break;
case ILType.R4: value.EmitLdcR4(this); break;
default:
throw new NotSupportedException(
"return type must be primitive valuetype and convertible to I4, I8, R4 or R8");
}
return(Ret());
}
public FluentEmitter Mul(MagicNumberArgument arg)
{
return arg.EmitLdc(this)
.Emit(OpCodes.Mul);
}
public FluentEmitter Sub(MagicNumberArgument arg)
{
return arg.EmitLdc(this)
.Emit(OpCodes.Sub);
}
public FluentEmitter RemUn(MagicNumberArgument divisor)
{
return divisor.EmitLdc(this)
.Emit(OpCodes.Rem_Un);
}
public FluentEmitter Starg(MagicNumberArgument value, params string[] names)
{
if (names == null)
throw new ArgumentNullException(nameof(names));
var count = names.Length;
var paramgroups = names
.Select(GetParameter)
.GroupBy(p => p.ParameterType.GetILType())
.OrderBy(pgroup => pgroup.Sum(p => p.Index));
foreach (var paramgroup in paramgroups)
{
var isfirst = true;
foreach (var param in paramgroup.OrderBy(p => p.Index))
{
if (isfirst)
{
switch (param.ParameterType.GetILType())
{
case ILType.I4: value.EmitLdcI4(this); break;
case ILType.I8: value.EmitLdcI8(this); break;
case ILType.R8: value.EmitLdcR8(this); break;
case ILType.R4: value.EmitLdcR4(this); break;
default:
throw new NotSupportedException(
"variable type must be primitive valuetype in system namespace and convertible to I4, I8, R4 or R8");
}
isfirst = false;
}
else
Dup();
}
foreach (var param in paramgroup)
{
Starg((uint)param.Index);
}
}
return this;
}
public FluentEmitter Mul(MagicNumberArgument arg)
{
return(arg.EmitLdc(this)
.Emit(OpCodes.Mul));
}
public FluentEmitter RemUn(MagicNumberArgument divisor)
{
return(divisor.EmitLdc(this)
.Emit(OpCodes.Rem_Un));
}
