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96 lines
3.3 KiB
96 lines
3.3 KiB
/**
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* Copyright 2019-2020 Huawei Technologies Co., Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "graph/passes/no_use_reshape_remove_pass.h"
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#include <string>
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#include <vector>
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#include "common/op/ge_op_utils.h"
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#include "external/graph/types.h"
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#include "framework/common/debug/ge_log.h"
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#include "framework/common/ge_inner_error_codes.h"
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#include "graph/passes/pass_utils.h"
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#include "graph/utils/graph_utils.h"
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#include "graph/utils/op_desc_utils.h"
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#include "graph/utils/tensor_utils.h"
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namespace ge {
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namespace {
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const int kReshapeDataIndex = 0;
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const int kReshapeShapeIndex = 1;
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} // namespace
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Status NoUseReshapeRemovePass::Run(ge::NodePtr &node) {
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GE_CHECK_NOTNULL(node);
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OpDescPtr op_desc_ptr = node->GetOpDesc();
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if (op_desc_ptr == nullptr) {
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GELOGE(PARAM_INVALID, "NoUseReshapeRemovePass enter. OpDesc is null.");
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return PARAM_INVALID;
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}
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if (op_desc_ptr->GetType() != RESHAPE) {
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return SUCCESS;
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}
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GELOGI("NoUseReshapeRemovePass enter.");
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bool to_be_deleted = true;
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// compare input and output dims
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if (op_desc_ptr->GetAllInputsDesc().empty() || op_desc_ptr->GetAllOutputsDesc().empty()) {
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GELOGE(INTERNAL_ERROR, "Input or output num is zero. node name:%s, input size:%zu, output size:%zu",
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op_desc_ptr->GetName().c_str(), op_desc_ptr->GetAllInputsDesc().size(),
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op_desc_ptr->GetAllOutputsDesc().size());
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return INTERNAL_ERROR;
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}
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const auto &input_desc = op_desc_ptr->MutableInputDesc(0);
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const auto &output_desc = op_desc_ptr->MutableOutputDesc(0);
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GE_CHECK_NOTNULL(input_desc);
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GE_CHECK_NOTNULL(output_desc);
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std::vector<int64_t> input_4dims = input_desc->GetShape().GetDims();
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std::vector<int64_t> output_4dims = output_desc->GetShape().GetDims();
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if (input_desc->GetShape().IsUnknownShape() || output_desc->GetShape().IsUnknownShape()) {
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GELOGI("Current Reshape %s is unknown shape which should be kept.", op_desc_ptr->GetName().c_str());
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return SUCCESS;
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}
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if (input_4dims.size() != output_4dims.size()) {
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GELOGI("Input and output dim size is not equal.Keep this reshape op.");
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return SUCCESS;
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}
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size_t vec_size = input_4dims.size();
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for (size_t i = 0; i < vec_size; i++) {
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if (input_4dims[i] < 0) {
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GELOGI("Input shape is unknown.Keep this reshape op.");
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return SUCCESS;
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}
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if (input_4dims[i] != output_4dims[i]) {
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to_be_deleted = false;
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break;
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}
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}
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if (to_be_deleted) {
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GELOGI("NoUseReshapeRemovePass remove useless node:%s", node->GetName().c_str());
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auto ret = PassUtils::UnlinkNodeWithControlCopy(node, kReshapeShapeIndex);
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if (ret != SUCCESS) {
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GELOGE(ret, "DimensionAdjustPass unlink node with control copy fail.");
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return ret;
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}
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return IsolateAndDeleteNode(node, {kReshapeDataIndex});
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}
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return SUCCESS;
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}
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} // namespace ge
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