STT-tensorflow/tensorflow/compiler/xla/service/convolution_4d_expander.h
Adrian Kuegel 682cef5c04 Convert 4D convolutions with trivial dimensions to lower-dimensional convolutions.
cuDNN cannot handle convolutions with 4 or more spatial dimensions. However we can
work around this in some cases by removing trivial dimensions.

PiperOrigin-RevId: 291894511
Change-Id: Ic0e3fa4f4181e105ca62f92a235a55413acd7253
2020-01-28 02:40:48 -08:00

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/* Copyright 2020 The TensorFlow Authors. All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
==============================================================================*/
#ifndef TENSORFLOW_COMPILER_XLA_SERVICE_CONVOLUTION_4D_EXPANDER_H_
#define TENSORFLOW_COMPILER_XLA_SERVICE_CONVOLUTION_4D_EXPANDER_H_
#include "absl/strings/string_view.h"
#include "tensorflow/compiler/xla/service/hlo_instruction.h"
#include "tensorflow/compiler/xla/service/op_expander_pass.h"
#include "tensorflow/compiler/xla/statusor.h"
namespace xla {
class Convolution4DExpander : public OpExpanderPass {
public:
absl::string_view name() const override { return "convolution_4d_expander"; }
protected:
bool InstructionMatchesPattern(HloInstruction* instruction) override;
StatusOr<HloInstruction*> ExpandInstruction(
HloInstruction* instruction) override;
};
} // namespace xla
#endif // TENSORFLOW_COMPILER_XLA_SERVICE_CONVOLUTION_4D_EXPANDER_H_