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/*
* Copyright (c) 2018 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/graph/backends/GLES/GCNodeValidator.h"
#include "arm_compute/graph/backends/ValidateHelpers.h"
#include "arm_compute/graph/nodes/Nodes.h"
#include "arm_compute/core/utils/misc/Cast.h"
#include "arm_compute/runtime/GLES_COMPUTE/GCFunctions.h"
using namespace arm_compute::utils::cast;
namespace arm_compute
{
namespace graph
{
namespace backends
{
namespace
{
/** Validates a Depthwise Convolution layer node
*
* @param[in] node Node to validate
*
* @return Status
*/
Status validate_depthwise_convolution_layer(DepthwiseConvolutionLayerNode &node)
{
ARM_COMPUTE_LOG_GRAPH_VERBOSE("Validating GCDepthwiseConvolutionLayer node with ID : " << node.id() << " and Name: " << node.name() << std::endl);
ARM_COMPUTE_RETURN_ERROR_ON(node.num_inputs() != 3);
ARM_COMPUTE_RETURN_ERROR_ON(node.num_outputs() != 1);
// Extract IO and info
arm_compute::ITensorInfo *weights = detail::get_backing_tensor_info(node.input(1));
ARM_COMPUTE_ERROR_ON(weights == nullptr);
// TODO (geopin01) : Switch when validation is implemented
// Validate function
ARM_COMPUTE_RETURN_ERROR_ON_MSG(weights->tensor_shape().x() != 3 && weights->tensor_shape().y() != 3, "Unsupported depthwise convolution");
node.set_depthwise_convolution_method(DepthwiseConvolutionMethod::Optimized3x3);
return Status{};
}
/** Validates a Convolution layer node
*
* @param[in] node Node to validate
*
* @return Status
*/
Status validate_convolution_layer(ConvolutionLayerNode &node)
{
ARM_COMPUTE_LOG_GRAPH_VERBOSE("Validating ConvolutionLayer node with ID : " << node.id() << " and Name: " << node.name() << std::endl);
ARM_COMPUTE_RETURN_ERROR_ON(node.num_inputs() != 3);
ARM_COMPUTE_RETURN_ERROR_ON(node.num_outputs() != 1);
// Extract IO and info
arm_compute::ITensorInfo *weights = detail::get_backing_tensor_info(node.input(1));
const PadStrideInfo conv_info = node.convolution_info();
const ConvolutionMethod conv_algorithm = node.convolution_method();
// Validate function
if(conv_algorithm == ConvolutionMethod::Direct)
{
bool is_square = weights->tensor_shape().x() == weights->tensor_shape().y();
bool is_direct = (weights->tensor_shape().x() == 1) || (weights->tensor_shape().x() == 3) || (weights->tensor_shape().x() == 5);
bool is_correct_stride = (conv_info.stride().first) <= 2 && (conv_info.stride().second <= 2);
if(!(is_square && is_direct && is_correct_stride))
{
node.set_convolution_method(ConvolutionMethod::Default);
}
}
return Status{};
}
} // namespace
Status GCNodeValidator::validate(INode *node)
{
if(node == nullptr)
{
return Status{};
}
NodeType type = node->type();
switch(type)
{
case NodeType::ChannelShuffleLayer:
return ARM_COMPUTE_CREATE_ERROR(arm_compute::ErrorCode::RUNTIME_ERROR, "Unsupported operation : ChannelShuffleLayer");
case NodeType::ConvolutionLayer:
return validate_convolution_layer(*polymorphic_downcast<ConvolutionLayerNode *>(node));
case NodeType::DepthwiseConvolutionLayer:
return validate_depthwise_convolution_layer(*polymorphic_downcast<DepthwiseConvolutionLayerNode *>(node));
case NodeType::FlattenLayer:
return ARM_COMPUTE_CREATE_ERROR(arm_compute::ErrorCode::RUNTIME_ERROR, "Unsupported operation : FlattenLayer");
case NodeType::PermuteLayer:
return ARM_COMPUTE_CREATE_ERROR(arm_compute::ErrorCode::RUNTIME_ERROR, "Unsupported operation : PermuteLayer");
case NodeType::ReshapeLayer:
return ARM_COMPUTE_CREATE_ERROR(arm_compute::ErrorCode::RUNTIME_ERROR, "Unsupported operation : ReshapeLayer");
default:
return Status{};
}
}
} // namespace backends
} // namespace graph
} // namespace arm_compute
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