xref: /aosp_15_r20/external/tensorflow/tensorflow/compiler/mlir/lite/quantization/quantization_passes.h (revision b6fb3261f9314811a0f4371741dbb8839866f948)
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_COMPILER_MLIR_LITE_QUANTIZATION_QUANTIZATION_PASSES_H_
17 #define TENSORFLOW_COMPILER_MLIR_LITE_QUANTIZATION_QUANTIZATION_PASSES_H_
18 
19 #include <functional>
20 #include <string>
21 
22 #include "mlir/Dialect/Func/IR/FuncOps.h"  // from @llvm-project
23 #include "mlir/Pass/Pass.h"  // from @llvm-project
24 #include "mlir/Pass/PassManager.h"  // from @llvm-project
25 
26 namespace mlir {
27 namespace quant {
28 
29 using OperationToName = std::function<llvm::StringRef(Operation* op)>;
30 
31 // Creates an instance pass to import quantization stats to the operations in
32 // the function. A custom method to get the name from the op is used because
33 // different dialect ops might have different ways to assign the name.
34 std::unique_ptr<OperationPass<func::FuncOp>> CreateImportQuantStatsPass(
35     OperationToName op_to_name, const std::string& stats_str);
36 
37 // Creates an instance pass to import quantization stats to the operations in
38 // the function. A custom method to get the name from the op is used because
39 // different dialect ops might have different ways to assign the name.
40 std::unique_ptr<OperationPass<func::FuncOp>>
41 CreateImportQuantStatsPassForTFControlDialect(const std::string& stats_str);
42 
43 }  // namespace quant
44 }  // namespace mlir
45 
46 #endif  // TENSORFLOW_COMPILER_MLIR_LITE_QUANTIZATION_QUANTIZATION_PASSES_H_
47