xref: /aosp_15_r20/external/tensorflow/tensorflow/core/transforms/eliminate_passthrough_iter_args/pass.h (revision b6fb3261f9314811a0f4371741dbb8839866f948)
1 /* Copyright 2022 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 // This file defines the constructor for the eliminate passthrough iteration
17 // arguments pass.
18 
19 #ifndef TENSORFLOW_CORE_TRANSFORMS_ELIMINATE_PASSTHROUGH_ITER_ARGS_PASS_H_
20 #define TENSORFLOW_CORE_TRANSFORMS_ELIMINATE_PASSTHROUGH_ITER_ARGS_PASS_H_
21 
22 #include <memory>
23 
24 #include "mlir/Pass/Pass.h"  // from @llvm-project
25 
26 namespace mlir {
27 namespace tfg {
28 // Creates a pass that eliminates passthrough iteration arguments from
29 // region-based loop operations.
30 std::unique_ptr<Pass> CreateEliminatePassthroughIterArgsPass();
31 }  // namespace tfg
32 }  // namespace mlir
33 
34 #endif  // TENSORFLOW_CORE_TRANSFORMS_ELIMINATE_PASSTHROUGH_ITER_ARGS_PASS_H_
35