1/* Copyright 2015 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#include "tensorflow/core/kernels/cwise_ops_common.h"
17
18namespace tensorflow {
19REGISTER8(BinaryOp, CPU, "Sub", functor::sub, float, Eigen::half, double, int32,
20 int64_t, bfloat16, complex64, complex128);
21#if !defined(__ANDROID_TYPES_SLIM__)
22// Sub op for int8, uint8, int16, uint16
23REGISTER6(BinaryOp, CPU, "Sub", functor::sub, int8, uint8, int16, uint16,
24 uint32, uint64);
25#else
26// We only register the first type when we have multi-argument calls in the
27// case where we're trying to reduce executable size, but it turns out that the
28// int32 version of this op is needed, so explicitly include it.
29REGISTER(BinaryOp, CPU, "Sub", functor::sub, int32);
30#endif // __ANDROID_TYPES_SLIM__
31
32#if GOOGLE_CUDA || TENSORFLOW_USE_ROCM
33#if !defined(MLIR_GENERATED_GPU_KERNELS_ENABLED)
34REGISTER8(BinaryOp, GPU, "Sub", functor::sub, float, Eigen::half, double, int64,
35 complex64, complex128, uint32, uint64);
36#endif
37
38// A special GPU kernel for int32.
39// TODO(b/25387198): Also enable int32 in device memory. This kernel
40// registration requires all int32 inputs and outputs to be in host memory.
41REGISTER_KERNEL_BUILDER(Name("Sub")
42 .Device(DEVICE_GPU)
43 .HostMemory("x")
44 .HostMemory("y")
45 .HostMemory("z")
46 .TypeConstraint<int32>("T"),
47 BinaryOp<CPUDevice, functor::sub<int32>>);
48#endif
49REGISTER_KERNEL_BUILDER(Name("Sub")
50 .Device(DEVICE_DEFAULT)
51 .HostMemory("x")
52 .HostMemory("y")
53 .HostMemory("z")
54 .TypeConstraint<int32>("T"),
55 BinaryOp<CPUDevice, functor::sub<int32>>);
56
57} // namespace tensorflow
58