TIM-VX/src/tim/layout_infer/ops/squeeze_layout_inference.h

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2.8 KiB
C++

/****************************************************************************
*
* Copyright (c) 2020 Vivante Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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*****************************************************************************/
#ifndef TIM_LAYOUT_INFER_SQUEEZE_LAYOUT_INFERENCE_H_
#define TIM_LAYOUT_INFER_SQUEEZE_LAYOUT_INFERENCE_H_
#include "tim/vx/ops/squeeze.h"
#include "src/tim/layout_infer/ops/op_layout_inference.h"
#include "src/tim/layout_infer/permute_vector.h"
#include "src/tim/vx/operation_private.h"
namespace tim {
namespace transform {
class SqueezeLayoutInfer : public OpLayoutInfer {
public:
SqueezeLayoutInfer(
const std::shared_ptr<vx::Operation> op,
std::shared_ptr<layout_inference_impl::LayoutInferContext>& context)
: OpLayoutInfer(op, context) {}
// reverse any applied permute on it's input tensor
void OnInputs(
std::vector<std::shared_ptr<vx::Tensor>>& next_tensors) override {
ReverseInputsPermuteVector();
std::vector<uint32_t> axis;
for (uint32_t i = 0; i < op_->impl()->node()->nn_param.squeeze.axis_num;
i++) {
axis.push_back(op_->impl()->node()->nn_param.squeeze.axis[i]);
}
auto squeeze =
context_->infer_graph_->CreateOperation<vx::ops::Squeeze>(axis);
(*squeeze).BindInput(
context_->GetMapedTensor(op_->impl()->InputsTensor()[0]));
auto required_pv =
MakeShared(op_->impl()->OutputsTensor()[0]->GetShape().size());
auto out_infer = CreateOutputsTensor(required_pv);
(*squeeze).BindOutput(out_infer[0]);
context_->SetPermuteVector(op_->impl()->OutputsTensor()[0], required_pv);
next_tensors.push_back(op_->impl()->OutputsTensor()[0]);
}
};
} // namespace transform
} // namespace tim
#endif