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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/GraphManager.h"
#include "arm_compute/graph/Graph.h"
#include "arm_compute/graph/GraphContext.h"
#include "arm_compute/graph/Logger.h"
#include "arm_compute/graph/PassManager.h"
#include "arm_compute/graph/Utils.h"
#include "arm_compute/graph/detail/CrossLayerMemoryManagerHelpers.h"
#include "arm_compute/graph/detail/ExecutionHelpers.h"
namespace arm_compute
{
namespace graph
{
GraphManager::GraphManager()
: _workloads()
{
}
void GraphManager::finalize_graph(Graph &graph, GraphContext &ctx, PassManager &pm, Target target)
{
// Setup graph context if not done manually
setup_default_graph_context(ctx);
// Check if graph has been registered
if(_workloads.find(graph.id()) != std::end(_workloads))
{
ARM_COMPUTE_ERROR("Graph is already registered!");
}
// Force target to all graph construct
// TODO (geopin01) : Support heterogeneous execution
Target forced_target = is_target_supported(target) ? target : get_default_target();
force_target_to_graph(graph, forced_target);
// Configure all tensors
detail::configure_all_tensors(graph);
// Apply all mutating passes
pm.run_all(graph);
// Perform topological sort
// FIXME : Sort nodes and pass sorted indices in configure all nodes
// Validate all nodes
detail::validate_all_nodes(graph);
// Configure all nodes
auto workload = detail::configure_all_nodes(graph, ctx);
ARM_COMPUTE_ERROR_ON_MSG(workload.tasks.empty(), "Could not configure all nodes!");
// Allocate const tensors and call accessors
detail::allocate_const_tensors(graph);
detail::call_all_const_node_accessors(graph);
// Prepare graph
detail::prepare_all_tasks(workload);
// Setup tensor memory (Allocate all tensors or setup transition manager)
if(ctx.config().use_transition_memory_manager)
{
detail::configure_transition_manager(graph, ctx, workload);
}
else
{
detail::allocate_all_tensors(graph);
}
// Finalize Graph context
ctx.finalize();
// Register graph
_workloads.insert(std::make_pair(graph.id(), std::move(workload)));
ARM_COMPUTE_LOG_GRAPH_VERBOSE("Created workload for graph with ID : " << graph.id().get() << std::endl);
}
void GraphManager::execute_graph(Graph &graph)
{
// Check if graph is finalized
auto it = _workloads.find(graph.id());
ARM_COMPUTE_ERROR_ON_MSG(it == std::end(_workloads), "Graph is not registered!");
// Call input accessors
detail::call_all_input_node_accessors(it->second);
// Run graph
detail::call_all_tasks(it->second);
// Call output accessors
detail::call_all_output_node_accessors(it->second);
}
void GraphManager::invalidate_graph(Graph &graph)
{
auto it = _workloads.find(graph.id());
ARM_COMPUTE_ERROR_ON_MSG(it == std::end(_workloads), "Graph is not registered!");
_workloads.erase(it);
}
} // namespace graph
} // namespace arm_compute
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