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alibaba--mnn/source/backend/hiai/execution/NPUPadding.cpp
T
2026-07-13 13:33:03 +08:00

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C++

//
// NPUPadding.cpp
// MNN
//
// Created by MNN on 2019/09/07.
// Copyright © 2018, Alibaba Group Holding Limited
//
#include "NPUPadding.hpp"
#include "NPUBackend.hpp"
using namespace std;
namespace MNN {
NPUPadding::NPUPadding(Backend *b, const Op *op, const std::vector<Tensor *> &inputs, const std::vector<Tensor *> &outputs) : MNN::NPUCommonExecution(b,op) {
auto opName = mOp->name()->str();
auto input1 = inputs[1];
bool isConst1 = TensorUtils::getDescribe(input1)->usage==Tensor::InsideDescribe::Usage::CONSTANT;
MNN_ASSERT(isConst1 == true);
auto data = input1->host<int>();
//MNN_PRINT("Padding input1->buffer().dim[0].extent=%d\n",input1->buffer().dim[0].extent);
if (input1->buffer().dim[0].extent == 3) {
mPadData = {0, 0, data[4], data[5], data[0], data[1], data[2], data[3]};
} else if ((input1->buffer().dim[0].extent == 4) || (input1->buffer().dim[0].extent == 8)) {
mPadData = {data[0], data[1], data[2], data[3], data[4], data[5], data[6], data[7]};
}
// om input weight const op
mConst = hiai::op::Const(opName + "_w_const");
{
ge::TensorPtr filter = std::make_shared<ge::Tensor>();
ge::TensorDesc fdesc(ge::Shape(ge::Shape({4, 2})), ge::FORMAT_NCHW, ge::DT_INT32);
filter->SetTensorDesc(fdesc);
filter->SetData((uint8_t *)mPadData.data(), mPadData.size() * sizeof(int32_t));
mConst.set_attr_value(filter);
}
}
ErrorCode NPUPadding::onResize(const std::vector<Tensor *> &inputs, const std::vector<Tensor *> &outputs) {
mNpuBackend->setNetworkInput(inputs, mOp);
auto opName = mOp->name()->str();
auto xOp = mNpuBackend->getInputOps(mOp);
shared_ptr<hiai::op::Pad> padding(new hiai::op::Pad(opName));
auto inputIndex = mOp->inputIndexes()->data()[0];
auto iops = mNpuBackend->mGrapMap[inputIndex]; // x
xOp = iops.back().first;
(*padding).set_input_x(*xOp.get()).set_input_paddings(mConst);
mNpuBackend->setOutputOps(mOp, {padding}, outputs);
return NO_ERROR;
}
NPUCreatorRegister<TypedCreator<NPUPadding>> __padding_op(OpType_Padding);
} // namespace MNN