2 * Copyright (c) 2018 ARM Limited.
4 * SPDX-License-Identifier: MIT
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7 * of this software and associated documentation files (the "Software"), to
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11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in all
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16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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24 #include "arm_compute/graph/GraphManager.h"
26 #include "arm_compute/graph/Graph.h"
27 #include "arm_compute/graph/GraphContext.h"
28 #include "arm_compute/graph/Logger.h"
29 #include "arm_compute/graph/PassManager.h"
30 #include "arm_compute/graph/Utils.h"
31 #include "arm_compute/graph/detail/CrossLayerMemoryManagerHelpers.h"
32 #include "arm_compute/graph/detail/ExecutionHelpers.h"
38 GraphManager::GraphManager()
41 detail::default_initialize_backends();
44 void GraphManager::finalize_graph(Graph &graph, GraphContext &ctx, PassManager &pm, Target target)
46 // Setup graph context if not done manually
47 setup_default_graph_context(ctx);
49 // Check if graph has been registered
50 if(_workloads.find(graph.id()) != std::end(_workloads))
52 ARM_COMPUTE_ERROR("Graph is already registered!");
55 // Force target to all graph construct
56 Target forced_target = is_target_supported(target) ? target : get_default_target();
57 force_target_to_graph(graph, forced_target);
59 // Configure all tensors
60 detail::configure_all_tensors(graph);
62 // Apply all mutating passes
66 detail::validate_all_nodes(graph);
68 // Configure all nodes
69 auto workload = detail::configure_all_nodes(graph, ctx);
70 ARM_COMPUTE_ERROR_ON_MSG(workload.tasks.empty(), "Could not configure all nodes!");
72 // Allocate const tensors and call accessors
73 detail::allocate_const_tensors(graph);
74 detail::call_all_const_node_accessors(graph);
76 if(forced_target == Target::CL)
79 detail::prepare_all_tasks(workload);
82 // Setup tensor memory (Allocate all tensors or setup transition manager)
83 if(ctx.config().use_transition_memory_manager)
85 detail::configure_transition_manager(graph, ctx, workload);
89 detail::allocate_all_tensors(graph);
92 // Finalize Graph context
96 _workloads.insert(std::make_pair(graph.id(), std::move(workload)));
97 ARM_COMPUTE_LOG_GRAPH_VERBOSE("Created workload for graph with ID : " << graph.id().get() << std::endl);
99 if(forced_target != Target::CL)
102 execute_graph(graph);
104 // Release all unused const tensors
105 detail::release_unused_tensors(graph);
109 void GraphManager::execute_graph(Graph &graph)
111 // Check if graph is finalized
112 auto it = _workloads.find(graph.id());
113 ARM_COMPUTE_ERROR_ON_MSG(it == std::end(_workloads), "Graph is not registered!");
115 // Call input accessors
116 detail::call_all_input_node_accessors(it->second);
119 detail::call_all_tasks(it->second);
121 // Call output accessors
122 detail::call_all_output_node_accessors(it->second);
125 void GraphManager::invalidate_graph(Graph &graph)
127 auto it = _workloads.find(graph.id());
128 ARM_COMPUTE_ERROR_ON_MSG(it == std::end(_workloads), "Graph is not registered!");
130 _workloads.erase(it);
133 } // namespace arm_compute