/**
 * Copyright (c) 2024 Huawei Technologies Co., Ltd.
 * This file is a part of the CANN Open Software.
 * Licensed under CANN Open Software License Agreement Version 1.0 (the "License").
 * Please refer to the License for details. You may not use this file except in compliance with the
 * License. THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS
 * FOR A PARTICULAR PURPOSE. See LICENSE in the root of the software repository for the full text of
 * the License.
 */

// SPDX-License-Identifier: Apache-2.0
// SPDX-FileCopyrightText: Copyright contributors to the vllm-ascend project
// Adapted from
// https://github.com/vllm-project/vllm-ascend/blob/main/csrc/utils/src/fallback_comm.cpp

/*!
 * \file fallback_comm.cpp
 * \brief
 */

#include "fallback_comm.h"
#include <algorithm>
#include <iostream>
#include <unordered_map>
#include <vector>
#include "aclnn/aclnn_base.h"
#include "runtime/base.h"

#ifdef __cplusplus
extern "C" {
#endif

namespace fallback {
using namespace std;
using namespace gert;
using namespace ge;

aclDataType ToAclDataType(ge::DataType dtype)
{
    static const std::vector<DataType> CANN_CONVERT_TO_ACL_DataType_LIST = {
        ge::DataType::DT_FLOAT,     ge::DataType::DT_FLOAT16,    ge::DataType::DT_INT8,
        ge::DataType::DT_INT32,     ge::DataType::DT_UINT8,      ge::DataType::DT_INT16,
        ge::DataType::DT_UINT16,    ge::DataType::DT_UINT32,     ge::DataType::DT_INT64,
        ge::DataType::DT_DOUBLE,    ge::DataType::DT_BOOL,       ge::DataType::DT_STRING,
        ge::DataType::DT_COMPLEX64, ge::DataType::DT_COMPLEX128, ge::DataType::DT_BF16,
        ge::DataType::DT_UINT64,    ge::DataType::DT_INT4};
    auto iter = std::find(CANN_CONVERT_TO_ACL_DataType_LIST.begin(),
                          CANN_CONVERT_TO_ACL_DataType_LIST.end(), dtype);
    if (iter == CANN_CONVERT_TO_ACL_DataType_LIST.end()) { return aclDataType::ACL_DT_UNDEFINED; }
    return static_cast<aclDataType>(dtype);
}

}  // namespace fallback

#ifdef __cplusplus
}
#endif
