Function validate_arguments

src/gpu/cl/kernels/ClCastKernel.cpp:51–87

namespace
{
Status validate_arguments(const ITensorInfo *src, const ITensorInfo *dst, ConvertPolicy policy)
{
    ARM_COMPUTE_UNUSED(policy);
    ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(src, dst);
    ARM_COMPUTE_RETURN_ERROR_ON_SIZE_UNSUPPORTED(src);
    ARM_COMPUTE_RETURN_ERROR_ON_F16_UNSUPPORTED(src);
    ARM_COMPUTE_RETURN_ERROR_ON(src == dst);
    ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(
        src, 1, DataType::U8, DataType::S8, DataType::QASYMM8, DataType::QSYMM8, DataType::QASYMM8_SIGNED,
        DataType::QSYMM8_PER_CHANNEL, DataType::QASYMM16, DataType::QSYMM16, DataType::S16, DataType::U16,
        DataType::U32, DataType::S32, DataType::F16, DataType::F32, DataType::S64, DataType::U64);

    ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(
        dst, 1, DataType::U8, DataType::S8, DataType::QASYMM8, DataType::QSYMM8, DataType::QASYMM8_SIGNED,
        DataType::QSYMM8_PER_CHANNEL, DataType::QASYMM16, DataType::QSYMM16, DataType::S16, DataType::U16,
        DataType::U32, DataType::S32, DataType::F16, DataType::F32);

    const DataType src_dtype = get_underlying_data_type(src->data_type());
    const DataType dst_dtype = get_underlying_data_type(dst->data_type());

    ARM_COMPUTE_RETURN_ERROR_ON_MSG(src_dtype == dst_dtype, "src and dst data types must be different");

    // Validate in case of configured dst
    if (dst->total_size() > 0)
    {
        ARM_COMPUTE_RETURN_ERROR_ON_SIZE_UNSUPPORTED(dst);
        ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(src, dst);
    }
    else
    {
        // The data type must be given and the shape is the same as src.
        const TensorInfo dst_info(src->tensor_shape(), src->num_channels(), dst->data_type());
        ARM_COMPUTE_RETURN_ERROR_ON_SIZE_UNSUPPORTED(&dst_info);
    }

    return Status{};
}
} // namespace

ClCastKernel::ClCastKernel()