ClActivation.cpp

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/*
 * Copyright (c) 2016-2021 Arm Limited.
 *
 * SPDX-License-Identifier: MIT
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 * 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.
 *
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#include "src/gpu/cl/operators/ClActivation.h"

#include "src/gpu/cl/ClCompileContext.h"
#include "src/gpu/cl/kernels/ClActivationKernel.h"

#include "src/common/IOperator.h"
#include "src/common/utils/LegacySupport.h"
#include "src/common/utils/Log.h"
#include "src/gpu/cl/ClContext.h"

namespace arm_compute
{
namespace opencl
{
void ClActivation::configure(const ClCompileContext &compile_context, ITensorInfo *src, ITensorInfo *dst, const ActivationLayerInfo &act_info)
{
    ARM_COMPUTE_LOG_PARAMS(src, dst, act_info);
    auto k = std::make_unique<kernels::ClActivationKernel>();
    k->configure(compile_context, src, dst, act_info);
    _kernel = std::move(k);
}

Status ClActivation::validate(const ITensorInfo *src, const ITensorInfo *dst, const ActivationLayerInfo &act_info)
{
    return kernels::ClActivationKernel::validate(src, dst, act_info);
}
} // namespace opencl

namespace gpu
{
namespace opencl
{
std::tuple<IOperator *, StatusCode> ClContext::create_activation(const AclTensorDescriptor &src, const AclTensorDescriptor &dst, const AclActivationDescriptor &act, bool is_validate)
{
    TensorInfo src_info = detail::convert_to_legacy_tensor_info(src);
    TensorInfo dst_info = detail::convert_to_legacy_tensor_info(dst);
    auto       info     = detail::convert_to_activation_info(act);

    if(is_validate && !bool(arm_compute::opencl::ClActivation::validate(&src_info.set_is_resizable(false), &dst_info.set_is_resizable(false), info)))
    {
        return std::make_tuple(nullptr, StatusCode::UnsupportedConfig);
    }

    auto act_op = std::make_unique<arm_compute::opencl::ClActivation>();
    act_op->configure(CLKernelLibrary::get().get_compile_context(), &src_info, &dst_info, info);

    auto op = new arm_compute::IOperator(static_cast<IContext *>(this));
    if(op == nullptr)
    {
        ARM_COMPUTE_LOG_ERROR_ACL("Couldn't allocate internal resources");
        return std::make_tuple(nullptr, StatusCode::OutOfMemory);
    }
    op->set_internal_operator(std::move(act_op));

    return std::make_tuple(op, StatusCode::Success);
}
} // namespace opencl
} // namespace gpu
} // namespace arm_compute