TIM-VX/src/tim/transform/ops/pad_layout_inference.h

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/****************************************************************************
*
* 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
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*****************************************************************************/
#ifndef TIM_LAYOUT_INFER_PAD_LAYOUT_INFERENCE_H_
#define TIM_LAYOUT_INFER_PAD_LAYOUT_INFERENCE_H_
#include "tim/vx/ops/pad.h"
#include "src/tim/transform/ops/op_layout_inference.h"
#include "src/tim/transform/permute_vector.h"
#include "src/tim/vx/operation_private.h"
namespace tim {
namespace transform {
class PadLayoutInfer : public OpLayoutInfer {
public:
PadLayoutInfer(
const std::shared_ptr<vx::Operation> op,
std::shared_ptr<layout_inference_impl::LayoutInferContext>& context)
: OpLayoutInfer(op, context) {}
void OnInputs(
std::vector<std::shared_ptr<vx::Tensor>>& next_tensors) override {
assert(op_->impl()->InputsTensor().size() == 1);
auto i_src = op_->impl()->InputsTensor()[0];
auto input_pv = context_->GetPermuteVector(i_src);
uint32_t dim_num = op_->impl()->node()->nn_param.pad.dim_num;
std::vector<uint32_t> front_size(dim_num);
std::vector<uint32_t> back_size(dim_num);
memcpy(front_size.data(), op_->impl()->node()->nn_param.pad.front_size,
sizeof(uint32_t) * dim_num);
memcpy(back_size.data(), op_->impl()->node()->nn_param.pad.back_size,
sizeof(uint32_t) * dim_num);
int32_t pad_value = op_->impl()->node()->nn_param.pad.const_val;
if (!input_pv->IsAligned()) {
front_size = MapPadding(input_pv->AsStdVec(), front_size);
back_size = MapPadding(input_pv->AsStdVec(), back_size);
}
auto pad = context_->infer_graph_->CreateOperation<vx::ops::Pad>(
front_size, back_size, pad_value);
auto out_infer = CreateOutputsTensor(input_pv);
(*pad).BindInput(context_->GetMapedTensor(i_src));
(*pad).BindOutput(out_infer[0]);
context_->SetPermuteVector(op_->impl()->OutputsTensor()[0], input_pv);
next_tensors.push_back(op_->impl()->OutputsTensor()[0]);
}
};
} // namespace transform
} // namespace tim
#endif