| public EmitConvertToString ( TypeSymbol from, TypeRefMask fromHint ) : void | ||
| from | TypeSymbol | |
| fromHint | TypeRefMask | |
| Résultat | void | |
/// <summary>
/// Emits <c>+</c> operator suitable for actual operands.
/// </summary>
internal static TypeSymbol EmitAdd(CodeGenerator cg, TypeSymbol xtype, BoundExpression Right, TypeSymbol resultTypeOpt = null)
{
var il = cg.Builder;
xtype = cg.EmitConvertIntToLong(xtype); // int|bool -> long
//
if (xtype == cg.CoreTypes.PhpNumber)
{
var ytype = cg.EmitConvertIntToLong(cg.Emit(Right)); // int|bool -> long
if (ytype == cg.CoreTypes.PhpNumber)
{
// number + number : number
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_number_number)
.Expect(cg.CoreTypes.PhpNumber);
}
else if (ytype.SpecialType == SpecialType.System_Double)
{
// number + r8 : r8
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_number_double)
.Expect(SpecialType.System_Double);
}
else if (ytype.SpecialType == SpecialType.System_Int64)
{
// number + long : number
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_number_long)
.Expect(cg.CoreTypes.PhpNumber);
}
else if (ytype == cg.CoreTypes.PhpValue)
{
// number + value : number
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_number_value)
.Expect(cg.CoreTypes.PhpNumber);
}
//
throw new NotImplementedException($"Add(number, {ytype.Name})");
}
else if (xtype.SpecialType == SpecialType.System_Double)
{
var ytype = cg.EmitConvertNumberToDouble(Right); // bool|int|long|number -> double
if (ytype.SpecialType == SpecialType.System_Double)
{
// r8 + r8 : r8
il.EmitOpCode(ILOpCode.Add);
return cg.CoreTypes.Double;
}
else if (ytype == cg.CoreTypes.PhpValue)
{
// r8 + value : r8
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_double_value)
.Expect(SpecialType.System_Double);
}
//
throw new NotImplementedException($"Add(double, {ytype.Name})");
}
else if (xtype.SpecialType == SpecialType.System_Int64)
{
var ytype = cg.EmitConvertIntToLong(cg.Emit(Right)); // int|bool -> long
if (ytype.SpecialType == SpecialType.System_Int64)
{
if (resultTypeOpt != null)
{
if (resultTypeOpt.SpecialType == SpecialType.System_Int64)
{
// (long)(i8 + i8 : number)
il.EmitOpCode(ILOpCode.Add);
return cg.CoreTypes.Long;
}
}
// i8 + i8 : number
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_long_long)
.Expect(cg.CoreTypes.PhpNumber);
}
else if (ytype.SpecialType == SpecialType.System_Double)
{
// i8 + r8 : r8
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_long_double)
.Expect(SpecialType.System_Double);
}
else if (ytype == cg.CoreTypes.PhpNumber)
{
// i8 + number : number
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_long_number)
.Expect(cg.CoreTypes.PhpNumber);
}
else if (ytype == cg.CoreTypes.PhpValue)
{
// i8 + value : number
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_long_value)
.Expect(cg.CoreTypes.PhpNumber);
}
//
throw new NotImplementedException($"Add(int64, {ytype.Name})");
}
else if (xtype == cg.CoreTypes.PhpValue)
{
var ytype = cg.EmitConvertIntToLong(cg.Emit(Right)); // int|bool -> long
// PhpString -> String
if (ytype == cg.CoreTypes.PhpString)
{
cg.EmitConvertToString(ytype, 0);
// continue ...
}
if (ytype.SpecialType == SpecialType.System_Int64)
{
// value + i8 : number
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_value_long)
.Expect(cg.CoreTypes.PhpNumber);
}
else if (ytype.SpecialType == SpecialType.System_Double)
{
// value + r8 : r8
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_value_double)
.Expect(SpecialType.System_Double);
}
else if (ytype == cg.CoreTypes.String)
{
// value + string : number
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_value_string)
.Expect(cg.CoreTypes.PhpNumber);
}
else if (ytype == cg.CoreTypes.PhpNumber)
{
// value + number : number
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_value_number)
.Expect(cg.CoreTypes.PhpNumber);
}
else if (ytype == cg.CoreTypes.PhpValue)
{
// value + value : value
return cg.EmitCall(ILOpCode.Call, cg.CoreMethods.PhpNumber.Add_value_value)
.Expect(cg.CoreTypes.PhpValue);
}
//
throw new NotImplementedException($"Add(PhpValue, {ytype.Name})");
}
//
throw new NotImplementedException($"Add({xtype.Name}, ...)");
}
