/**
 * Copyright 2020 Huawei Technologies Co., Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "memory/memory_assigner.h"
#include <memory>
#include "framework/common/debug/ge_log.h"
#include "graph/build/memory/graph_mem_assigner.h"

namespace ge {
Status MemoryAssigner::AssignMemory(bool is_loop_graph, map<int64_t, size_t> &mem_offset, size_t &zero_copy_mem_size) {
  GraphMemoryAssigner graph_mem_assigner(compute_graph_);

  if (graph_mem_assigner.AssignMemory() != ge::SUCCESS) {
    GELOGE(ge::FAILED, "Memory assigner failed");
    return ge::FAILED;
  }

  // Reassign memory for special nodes
  if (graph_mem_assigner.ReAssignMemory(is_loop_graph, mem_offset) != ge::SUCCESS) {
    GELOGE(ge::FAILED, "Memory assigner failed");
    return ge::FAILED;
  }

  // Assign memory (block and offset) for zero copy nodes
  if (graph_mem_assigner.AssignZeroCopyMemory(mem_offset, zero_copy_mem_size) != ge::SUCCESS) {
    GELOGE(ge::FAILED, "Zero copy memory assigner failed");
    return ge::FAILED;
  }

  if (graph_mem_assigner.AssignMemory2HasRefAttrNode() != ge::SUCCESS) {
    GELOGE(ge::FAILED, "Assign memory to node which has ref attr failed!");
    return ge::FAILED;
  }

  // Assign memory for reference
  if (graph_mem_assigner.AssignReferenceMemory() != ge::SUCCESS) {
    GELOGE(ge::FAILED, "Assign reference memory failed!");
    return ge::FAILED;
  }

  // Must do variable attr assign after all the memory assigned
  if (graph_mem_assigner.AssignVarAttr2Nodes() != SUCCESS) {
    GELOGE(FAILED, "Variable Memory assigner failed");
    return FAILED;
  }
  if (graph_mem_assigner.SetInputOffset() != ge::SUCCESS) {
    GELOGE(ge::FAILED, "SetInputOffset Fail!");
    return ge::FAILED;
  }

  if (graph_mem_assigner.CheckOffset() != SUCCESS) {
    GELOGE(FAILED, "CheckOffset Fail!");
    return FAILED;
  }
  return SUCCESS;
}
}  // namespace ge