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ReshapeTranspose.cpp 3.2 KB
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#include <iostream>

#include "utils.hpp"

#include <hipdnn_data_sdk/utilities/Tensor.hpp>
#include <hipdnn_data_sdk/utilities/Workspace.hpp>
#include <hipdnn_frontend.hpp>

int main()
{
    using InputType = hipdnn_data_sdk::types::half;

    const int64_t n = 2; // Batch size
    // Input
    const int64_t c = 64; // Number of channels
    const int64_t h = 4; // Height
    const int64_t w = 5; // Width

    auto buildReshapeTransposeGraph = [=](hipdnnHandle_t handle) {
        auto graph = std::make_shared<hipdnn_frontend::graph::Graph>();

        graph->set_name("reshape_transpose_graph")
            .set_io_data_type(hipdnn_frontend::getDataTypeEnumFromType<InputType>())
            .set_intermediate_data_type(hipdnn_frontend::getDataTypeEnumFromType<InputType>())
            .set_compute_data_type(hipdnn_frontend::DataType::FLOAT); //

        auto shape = std::vector<int64_t>{2, 2, 32, 4, 5};
        auto permutation = std::vector<int64_t>{0, 1, 3, 4, 2};
        const int64_t vectorCount = 32;

        // create reshape
        auto input = std::make_shared<hipdnn_frontend::graph::TensorAttributes>(
            hipdnn_frontend::graph::Tensor_attributes()
                .set_name("input")
                .set_dim({n, c, h, w})
                .set_stride({c * h * w, 1, c * w, c}));
        auto reshapeAttributes
            = hipdnn_frontend::graph::ReshapeAttributes().set_name("reshape_node").set_dim(shape);
        auto reshapeOutput = graph->reshape(input, reshapeAttributes);

        // create transpose
        auto transposeAttributes = hipdnn_frontend::graph::TransposeAttributes()
                                       .set_name("transpose_node")
                                       .set_permutation(permutation);
        auto output = graph->transpose(reshapeOutput, transposeAttributes);
        output->set_output(true).set_vector_count_and_dimension(vectorCount, 1);

        // build graph
        HIPDNN_FE_CHECK(graph->build(handle));

        return std::make_tuple(graph, input, output);
    };
    auto backend = hipdnn_frontend::detail::hipdnnBackend();
    if(!backend)
    {
        std::cout << "Creat backend failed. \n";
        return 1;
    }

    hipdnnHandle_t handle;
    HIPDNN_CHECK(backend->create(&handle));

    auto [graph, input, output] = buildReshapeTransposeGraph(handle);

    hipdnn_data_sdk::utilities::Tensor<InputType> inputTensor(input->get_dim(),
                                                              input->get_stride());
    hipdnn_data_sdk::utilities::Tensor<InputType> outputTensor(output->get_dim(),
                                                               output->get_stride());

    std::unordered_map<int64_t, void*> variantPack;
    variantPack[input->get_uid()] = inputTensor.memory().deviceData();
    variantPack[output->get_uid()] = outputTensor.memory().deviceData();

    int64_t workspaceSize = 0;
    HIPDNN_FE_CHECK(graph->get_workspace_size(workspaceSize));
    const hipdnn_data_sdk::utilities::Workspace workspace(static_cast<size_t>(workspaceSize));

    HIPDNN_FE_CHECK(graph->execute(handle, variantPack, workspace.get()));

    std::cout << "Reshape_transpose graph execution complete. \n";

    HIPDNN_CHECK(backend->destroy(handle));
    return 0;
}