GpuFsaResize.cpp

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//
// Copyright © 2024 Arm Ltd and Contributors. All rights reserved.
// SPDX-License-Identifier: MIT
//
 
#include "GpuFsaResize.hpp"
#include "UtilsGpuFsa.hpp"
 
#include <aclCommon/ArmComputeTensorUtils.hpp>
 
#include <arm_compute/dynamic_fusion/sketch/gpu/GpuWorkloadContext.h>
#include <arm_compute/dynamic_fusion/sketch/gpu/GpuWorkloadSketch.h>
#include <arm_compute/dynamic_fusion/sketch/gpu/operators/GpuResize.h>
#include <arm_compute/dynamic_fusion/sketch/gpu/operators/GpuOutput.h>
 
using namespace arm_compute::experimental::dynamic_fusion;
using namespace armnn::armcomputetensorutils;
 
namespace armnn
{
 
arm_compute::Status GpuFsaResizeValidate(const TensorInfo& input,
                                         const ResizeDescriptor& descriptor)
{
    // Create a new workload sketch, for validation purposes
    auto compileCtx         = arm_compute::CLKernelLibrary::get().get_compile_context();
    auto workloadContext    = GpuWorkloadContext(&compileCtx);
    GpuWorkloadSketch sketch{ &workloadContext };
 
    arm_compute::TensorInfo aclInputInfo = BuildArmComputeTensorInfo(input, descriptor.m_DataLayout);
    aclInputInfo.set_are_values_constant(input.IsConstant());
    arm_compute::ITensorInfo* inputInfo = workloadContext.create_tensor_info(aclInputInfo);
 
    ResizeAttributes resizeAttributes = CreateResizeAttributes(descriptor);
 
    return GpuResize::validate_op(sketch, inputInfo, resizeAttributes);
}
 
void GpuFsaResizeCreateOp(GpuFsaPreCompiledBlob* blob,
                          const TensorInfo& input,
                          const ResizeDescriptor& descriptor)
{
    GpuWorkloadSketch* sketch           = blob->sketch.get();
    GpuWorkloadContext* workloadContext = blob->workloadContext.get();
    std::vector<arm_compute::ITensorInfo*> inputTensorInfos  = {};
    std::vector<arm_compute::ITensorInfo*> outputTensorInfos = {};
 
    arm_compute::TensorInfo aclInputInfo = BuildArmComputeTensorInfo(input, descriptor.m_DataLayout);
    aclInputInfo.set_are_values_constant(input.IsConstant());
 
    inputTensorInfos.emplace_back(workloadContext->create_tensor_info(aclInputInfo));
 
    ResizeAttributes resizeAttributes = CreateResizeAttributes(descriptor);
 
    // Validate operator, check status and update reasonIfUnsupported
    arm_compute::Status aclStatus = GpuResize::validate_op(*sketch,
                                                           inputTensorInfos[0],
                                                           resizeAttributes);
 
    const bool supported = aclStatus.error_code() == arm_compute::ErrorCode::OK;
    if (!supported)
    {
        throw BackendCapabilityException("\"GpuFsa\" backend failed during resize validation");
    }
 
    arm_compute::ITensorInfo* addOutputInfo = GpuResize::create_op(*sketch,
                                                                   inputTensorInfos[0],
                                                                   resizeAttributes);
 
    // Temporary fix until fusing attempt is make for GpuFsa backend and Output layer workload is created.
    outputTensorInfos.emplace_back(workloadContext->create_tensor_info());
    GpuOutput::create_op(*sketch, addOutputInfo, outputTensorInfos[0]);
 
    // Store the TensorInfos within the blob as unique_ptrs to be used later
    blob->inputTensorInfos  = std::make_unique<std::vector<arm_compute::ITensorInfo*>>(inputTensorInfos);
    blob->outputTensorInfos = std::make_unique<std::vector<arm_compute::ITensorInfo*>>(outputTensorInfos);
}
 
} // namespace armnn