/*
 * Copyright (c) 2016-2020 Arm Limited.
 *
 * SPDX-License-Identifier: MIT
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * 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.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
#include "arm_compute/runtime/NEON/functions/NEPixelWiseMultiplication.h"

#include "arm_compute/core/ITensor.h"
#include "arm_compute/core/NEON/kernels/NEPixelWiseMultiplicationKernel.h"
#include "support/MemorySupport.h"

#include <utility>

namespace arm_compute
{
namespace experimental
{
void NEPixelWiseMultiplication::configure(ITensorInfo *input1, ITensorInfo *input2, ITensorInfo *output, float scale, ConvertPolicy overflow_policy, RoundingPolicy rounding_policy,
                                          const ActivationLayerInfo &act_info)
{
    ARM_COMPUTE_UNUSED(act_info);
    auto k = arm_compute::support::cpp14::make_unique<NEPixelWiseMultiplicationKernel>();
    k->configure(input1, input2, output, scale, overflow_policy, rounding_policy);
    _kernel = std::move(k);
}
Status NEPixelWiseMultiplication::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output, float scale, ConvertPolicy overflow_policy, RoundingPolicy rounding_policy,
                                           const ActivationLayerInfo &act_info)
{
    ARM_COMPUTE_RETURN_ERROR_ON(act_info.enabled());
    return NEPixelWiseMultiplicationKernel::validate(input1, input2, output, scale, overflow_policy, rounding_policy);
}

MemoryRequirements NEPixelWiseMultiplication::workspace() const
{
    return MemoryRequirements{};
}

void NEComplexPixelWiseMultiplication::configure(ITensorInfo *input1, ITensorInfo *input2, ITensorInfo *output, const ActivationLayerInfo &act_info)
{
    ARM_COMPUTE_UNUSED(act_info);
    auto k = arm_compute::support::cpp14::make_unique<NEComplexPixelWiseMultiplicationKernel>();
    k->configure(input1, input2, output);
    _kernel = std::move(k);
}

Status NEComplexPixelWiseMultiplication::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output, const ActivationLayerInfo &act_info)
{
    ARM_COMPUTE_RETURN_ERROR_ON(act_info.enabled());
    return NEComplexPixelWiseMultiplicationKernel::validate(input1, input2, output);
}

MemoryRequirements NEComplexPixelWiseMultiplication::workspace() const
{
    return MemoryRequirements{};
}
} // namespace experimental

struct NEPixelWiseMultiplication::Impl
{
    const ITensor                                           *src_0{ nullptr };
    const ITensor                                           *src_1{ nullptr };
    ITensor                                                 *dst{ nullptr };
    std::unique_ptr<experimental::NEPixelWiseMultiplication> op{ nullptr };
};

NEPixelWiseMultiplication::NEPixelWiseMultiplication()
    : _impl(support::cpp14::make_unique<Impl>())
{
}
NEPixelWiseMultiplication::NEPixelWiseMultiplication(NEPixelWiseMultiplication &&) = default;
NEPixelWiseMultiplication &NEPixelWiseMultiplication::operator=(NEPixelWiseMultiplication &&) = default;
NEPixelWiseMultiplication::~NEPixelWiseMultiplication()                                       = default;

Status NEPixelWiseMultiplication::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output, float scale, ConvertPolicy overflow_policy, RoundingPolicy rounding_policy,
                                           const ActivationLayerInfo &act_info)
{
    return experimental::NEPixelWiseMultiplication::validate(input1, input2, output, scale, overflow_policy, rounding_policy, act_info);
}

void NEPixelWiseMultiplication::configure(const ITensor *input1, const ITensor *input2, ITensor *output, float scale, ConvertPolicy overflow_policy, RoundingPolicy rounding_policy,
                                          const ActivationLayerInfo &act_info)
{
    _impl->src_0 = input1;
    _impl->src_1 = input2;
    _impl->dst   = output;
    _impl->op    = arm_compute::support::cpp14::make_unique<experimental::NEPixelWiseMultiplication>();
    _impl->op->configure(input1->info(), input2->info(), output->info(), scale, overflow_policy, rounding_policy, act_info);
}

void NEPixelWiseMultiplication::run()
{
    const InputTensorMap  src{ { TensorType::ACL_SRC_0, _impl->src_0 }, { TensorType::ACL_SRC_1, _impl->src_1 } };
    const OutputTensorMap dst{ { TensorType::ACL_DST, _impl->dst } };
    _impl->op->run(src, dst, {});
}

struct NEComplexPixelWiseMultiplication::Impl
{
    ITensor                                                        *src_0{ nullptr };
    ITensor                                                        *src_1{ nullptr };
    ITensor                                                        *dst{ nullptr };
    std::unique_ptr<experimental::NEComplexPixelWiseMultiplication> op{ nullptr };
};

NEComplexPixelWiseMultiplication::NEComplexPixelWiseMultiplication()
    : _impl(support::cpp14::make_unique<Impl>())
{
}
NEComplexPixelWiseMultiplication::NEComplexPixelWiseMultiplication(NEComplexPixelWiseMultiplication &&) = default;
NEComplexPixelWiseMultiplication &NEComplexPixelWiseMultiplication::operator=(NEComplexPixelWiseMultiplication &&) = default;
NEComplexPixelWiseMultiplication::~NEComplexPixelWiseMultiplication()                                              = default;

Status NEComplexPixelWiseMultiplication::validate(const ITensorInfo *input1, const ITensorInfo *input2, const ITensorInfo *output, const ActivationLayerInfo &act_info)
{
    return experimental::NEComplexPixelWiseMultiplication::validate(input1, input2, output, act_info);
}

void NEComplexPixelWiseMultiplication::configure(ITensor *input1, ITensor *input2, ITensor *output, const ActivationLayerInfo &act_info)
{
    _impl->src_0 = input1;
    _impl->src_1 = input2;
    _impl->dst   = output;
    _impl->op    = arm_compute::support::cpp14::make_unique<experimental::NEComplexPixelWiseMultiplication>();
    _impl->op->configure(input1->info(), input2->info(), output->info(), act_info);
}

void NEComplexPixelWiseMultiplication::run()
{
    const InputTensorMap  src{ { TensorType::ACL_SRC_0, _impl->src_0 }, { TensorType::ACL_SRC_1, _impl->src_1 } };
    const OutputTensorMap dst{ { TensorType::ACL_DST, _impl->dst } };
    _impl->op->run(src, dst, {});
}
} // namespace arm_compute