Method CheckEmitCast

source/common/scripting/backend/codegen.cpp:10180–10212

//==========================================================================

bool FxVMFunctionCall::CheckEmitCast(VMFunctionBuilder *build, bool returnit, ExpEmit &reg)
{
	FName funcname = Function->SymbolName;
	if (funcname == NAME___decorate_internal_int__ ||
		funcname == NAME___decorate_internal_bool__ ||
		funcname == NAME___decorate_internal_float__)
	{
		FxExpression *arg = ArgList[0];
		if (returnit)
		{
			if (arg->isConstant() &&
				(funcname == NAME___decorate_internal_int__ ||
				 funcname == NAME___decorate_internal_bool__))
			{ // Use immediate version for integers in range
				build->EmitRetInt(0, true, static_cast<FxConstant *>(arg)->GetValue().Int);
			}
			else
			{
				ExpEmit where = arg->Emit(build);
				build->Emit(OP_RET, RET_FINAL, EncodeRegType(where), where.RegNum);
				where.Free(build);
			}
			reg = ExpEmit();
			reg.Final = true;
		}
		else
		{
			reg = arg->Emit(build);
		}
		return true;
	}
	return false;
}

//==========================================================================
//