1/* Copyright 2017 The TensorFlow Authors. All Rights Reserved.
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7 http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14==============================================================================*/
15
16#ifndef TENSORFLOW_COMPILER_AOT_COMPILE_H_
17#define TENSORFLOW_COMPILER_AOT_COMPILE_H_
18
19#include <memory>
20#include <string>
21
22#include "tensorflow/compiler/aot/flags.h"
23#include "tensorflow/compiler/tf2xla/tf2xla.pb.h"
24#include "tensorflow/compiler/xla/service/cpu/cpu_compiler.h"
25#include "tensorflow/compiler/xla/xla_data.pb.h"
26#include "tensorflow/core/framework/graph.pb.h"
27
28namespace tensorflow {
29namespace tfcompile {
30
31// CompileResult describes the output of CompileGraph, where the object file
32// data and meta-information is available in aot.
33struct CompileResult {
34 // Contains object file and meta-info.
35 std::unique_ptr<xla::cpu::CpuAotCompilationResult> aot;
36 xla::ProgramShapeProto program_shape; // Static shape of args and results.
37 string entry_point; // Name of generated function.
38 int pointer_size = 0; // Size of a pointer in bytes.
39};
40
41// CompileGraph compiles the graph_def into an object file containing a function
42// that performs the graph operations.
43//
44// The XLA compilation options are specified in the flags.
45Status CompileGraph(GraphDef graph_def, const tf2xla::Config& config,
46 const MainFlags& flags, CompileResult* compile_result);
47
48// The full compilation method, for reuse in a library setting.
49Status Main(const MainFlags& flags);
50
51} // namespace tfcompile
52} // namespace tensorflow
53
54#endif // TENSORFLOW_COMPILER_AOT_COMPILE_H_
55