CLRuntimeContext.cpp

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/*
 * Copyright (c) 2019-2021 Arm Limited.
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 * SPDX-License-Identifier: MIT
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 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
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 * The above copyright notice and this permission notice shall be included in all
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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#include "arm_compute/runtime/CL/CLRuntimeContext.h"
#include "arm_compute/core/Validate.h"
#include "arm_compute/runtime/CL/CLHelpers.h"
#include "arm_compute/runtime/CL/CLScheduler.h"
 
namespace arm_compute
{
CLRuntimeContext::CLRuntimeContext()
    : _gpu_owned_scheduler(std::make_unique<CLScheduler>()), _gpu_scheduler(_gpu_owned_scheduler.get()), _symbols(), _backend_type()
{
    _symbols.load_default();
    auto ctx_dev_err = create_opencl_context_and_device(_backend_type);
    ARM_COMPUTE_ERROR_ON_MSG(std::get<2>(ctx_dev_err) != CL_SUCCESS, "Failed to create OpenCL context");
    auto             ctx   = std::get<0>(ctx_dev_err);
    auto             dev   = std::get<1>(ctx_dev_err);
    cl::CommandQueue queue = cl::CommandQueue(ctx, dev);
    _gpu_owned_scheduler->init(ctx, queue, dev, &_tuner);
    const std::string cl_kernels_folder("./cl_kernels");
    CLKernelLibrary::get().init(cl_kernels_folder, ctx, dev);
}
 
CLKernelLibrary &CLRuntimeContext::kernel_library()
{
    return CLKernelLibrary::get();
}
 
void CLRuntimeContext::set_gpu_scheduler(CLScheduler *scheduler)
{
    ARM_COMPUTE_ERROR_ON_NULLPTR(scheduler);
    _gpu_scheduler = scheduler;
}
 
CLScheduler *CLRuntimeContext::gpu_scheduler()
{
    return _gpu_scheduler;
}
 
} // namespace arm_compute