1 /* Copyright 2019 The TensorFlow Authors. All Rights Reserved.
2 
3 Licensed under the Apache License, Version 2.0 (the "License");
4 you may not use this file except in compliance with the License.
5 You may obtain a copy of the License at
6 
7     http://www.apache.org/licenses/LICENSE-2.0
8 
9 Unless required by applicable law or agreed to in writing, software
10 distributed under the License is distributed on an "AS IS" BASIS,
11 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 See the License for the specific language governing permissions and
13 limitations under the License.
14 ==============================================================================*/
15 
16 #ifndef TENSORFLOW_LITE_DELEGATES_GPU_GL_COMPILER_COMPILED_NODE_H_
17 #define TENSORFLOW_LITE_DELEGATES_GPU_GL_COMPILER_COMPILED_NODE_H_
18 
19 #include <vector>
20 
21 #include "tensorflow/lite/delegates/gpu/common/model.h"
22 #include "tensorflow/lite/delegates/gpu/common/status.h"
23 #include "tensorflow/lite/delegates/gpu/gl/node_shader.h"
24 #include "tensorflow/lite/delegates/gpu/gl/object.h"
25 
26 namespace tflite {
27 namespace gpu {
28 namespace gl {
29 
30 // Contains compiler internal attributes for each node after it was processed by
31 // NodeShader.
32 struct CompiledNodeAttributes {
33   std::vector<Object> inputs;
34   std::vector<Object> outputs;
35 
36   GeneratedCode code;
37 
38   // nodes that are covered by the provided shader.
39   std::vector<NodeId> node_indices;
40 };
41 
42 // Moves all code objects, parameters and node indices from attr to merged_attr.
43 // Parameters and objects in attr.code.source_code are renamed to ensure
44 // uniqueness.
45 absl::Status MergeCode(CompiledNodeAttributes* attr,
46                        CompiledNodeAttributes* merged_attr);
47 
48 }  // namespace gl
49 }  // namespace gpu
50 }  // namespace tflite
51 
52 #endif  // TENSORFLOW_LITE_DELEGATES_GPU_GL_COMPILER_COMPILED_NODE_H_
53