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e2bb4d07
编写于
6月 06, 2018
作者:
F
fengjiayi
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complete C++ part
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+216
-0
paddle/fluid/operators/reverse_op.cc
paddle/fluid/operators/reverse_op.cc
+100
-0
paddle/fluid/operators/reverse_op.cu
paddle/fluid/operators/reverse_op.cu
+31
-0
paddle/fluid/operators/reverse_op.h
paddle/fluid/operators/reverse_op.h
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未找到文件。
paddle/fluid/operators/reverse_op.cc
0 → 100644
浏览文件 @
e2bb4d07
// Copyright (c) 2018 PaddlePaddle 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.
#include "paddle/fluid/operators/reverse_op.h"
#include <vector>
namespace
paddle
{
namespace
operators
{
class
ReverseOp
:
public
framework
::
OperatorWithKernel
{
public:
using
framework
::
OperatorWithKernel
::
OperatorWithKernel
;
void
InferShape
(
framework
::
InferShapeContext
*
ctx
)
const
override
{
PADDLE_ENFORCE
(
ctx
->
HasInput
(
"X"
),
"Input(X) should not be null"
);
PADDLE_ENFORCE
(
ctx
->
HasOutput
(
"Out"
),
"Output(Out) should not be null"
);
const
auto
&
x_dims
=
ctx
->
GetInputDim
(
"X"
);
const
auto
&
axis
=
ctx
->
Attrs
().
Get
<
std
::
vector
<
int
>>
(
"axis"
);
PADDLE_ENFORCE
(
!
axis
.
empty
(),
"'axis' can not be empty."
);
for
(
int
a
:
axis
)
{
PADDLE_ENFORCE_LT
(
a
,
x_dims
.
size
(),
"The axis must be less than input tensor's rank."
);
}
ctx
->
SetOutputDim
(
"Out"
,
x_dims
);
}
};
class
ReverseOpMaker
:
public
framework
::
OpProtoAndCheckerMaker
{
public:
void
Make
()
override
{
AddInput
(
"X"
,
"The LoDTensor to be flipped."
);
AddOutput
(
"Out"
,
"The LoDTensor after flipping."
);
AddAttr
<
std
::
vector
<
int
>>
(
"axis"
,
"The axises that along which order of elements is reversed."
);
AddComment
(
R"DOC(
Reverse Operator.
Reverse the order of elements in the input LoDTensor along given axises.
Case 1:
Given
X = [[1, 2, 3, 4, 5]
[6, 7, 8, 9, 10]
[11, 12, 13, 14, 15]],
and
axis = [0],
we get:
Out = [[11, 12, 13, 14, 15]
[6, 7, 8, 9, 10]
[1, 2, 3, 4, 5]].
Case 2:
Given
X = [[[1, 2, 3, 4]
[5, 6, 7, 8]]
[[9, 10, 11, 12]
[13, 14, 15, 16]]],
and
axis = [0, 2],
we get:
Out = [[[12, 11, 10, 9]
[16, 15, 14, 13]]
[[4, 3, 2, 1]
[8, 7, 6, 5]]],
)DOC"
);
}
};
}
// namespace operators
}
// namespace paddle
namespace
ops
=
paddle
::
operators
;
REGISTER_OPERATOR
(
reverse
,
ops
::
ReverseOp
,
ops
::
ReverseOpMaker
,
paddle
::
framework
::
DefaultGradOpDescMaker
<
true
>
);
REGISTER_OPERATOR
(
reverse_grad
,
ops
::
ReverseOp
);
REGISTER_OP_CPU_KERNEL
(
reverse
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CPUDeviceContext
,
int
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CPUDeviceContext
,
int8_t
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CPUDeviceContext
,
int64_t
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CPUDeviceContext
,
bool
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CPUDeviceContext
,
float
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CPUDeviceContext
,
double
>
)
REGISTER_OP_CPU_KERNEL
(
reverse_grad
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CPUDeviceContext
,
int
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CPUDeviceContext
,
int8_t
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CPUDeviceContext
,
int64_t
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CPUDeviceContext
,
bool
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CPUDeviceContext
,
float
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CPUDeviceContext
,
double
>
)
paddle/fluid/operators/reverse_op.cu
0 → 100644
浏览文件 @
e2bb4d07
// Copyright (c) 2018 PaddlePaddle 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.
#include "paddle/fluid/operators/reverse_op.h"
namespace
ops
=
paddle
::
operators
;
REGISTER_OP_CUDA_KERNEL
(
reverse
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CUDADeviceContext
,
int
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CUDADeviceContext
,
int8_t
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CUDADeviceContext
,
int64_t
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CUDADeviceContext
,
bool
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CUDADeviceContext
,
float
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CUDADeviceContext
,
double
>
)
REGISTER_OP_CUDA_KERNEL
(
reverse_grad
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CUDADeviceContext
,
int
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CUDADeviceContext
,
int8_t
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CUDADeviceContext
,
int64_t
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CUDADeviceContext
,
bool
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CUDADeviceContext
,
float
>
,
ops
::
ReverseKernel
<
paddle
::
platform
::
CUDADeviceContext
,
double
>
)
paddle/fluid/operators/reverse_op.h
0 → 100644
浏览文件 @
e2bb4d07
// Copyright (c) 2018 PaddlePaddle 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.
#pragma once
#include <vector>
#include "paddle/fluid/framework/eigen.h"
#include "paddle/fluid/framework/op_registry.h"
namespace
paddle
{
namespace
operators
{
template
<
typename
DeviceContext
,
typename
T
,
int
Rank
>
struct
ReverseFunctor
{
void
operator
()(
const
DeviceContext
&
context
,
const
framework
::
LoDTensor
&
in
,
framework
::
LoDTensor
*
out
,
const
std
::
vector
<
int
>&
axis
)
{
Eigen
::
array
<
bool
,
Rank
>
reverse_axis
;
reverse_axis
.
fill
(
false
);
for
(
int
a
:
axis
)
{
reverse_axis
[
a
]
=
true
;
}
auto
in_eigen
=
framework
::
EigenTensor
<
T
,
Rank
>::
From
(
in
);
auto
out_eigen
=
framework
::
EigenTensor
<
T
,
Rank
>::
From
(
*
out
);
auto
*
dev
=
context
.
eigen_device
();
out_eigen
.
device
(
*
dev
)
=
in_eigen
.
reverse
(
reverse_axis
);
}
};
template
<
typename
DeviceContext
,
typename
T
>
class
ReverseKernel
:
public
framework
::
OpKernel
<
T
>
{
public:
void
Compute
(
const
framework
::
ExecutionContext
&
context
)
const
override
{
auto
*
x
=
context
.
Input
<
framework
::
LoDTensor
>
(
"X"
);
auto
*
out
=
context
.
Output
<
framework
::
LoDTensor
>
(
"Out"
);
out
->
mutable_data
<
T
>
(
context
.
GetPlace
());
const
auto
&
axis
=
context
.
Attr
<
std
::
vector
<
int
>>
(
"axis"
);
int
rank
=
x
->
dims
().
size
();
auto
&
dev_ctx
=
context
.
template
device_context
<
DeviceContext
>();
switch
(
rank
)
{
case
1
:
ReverseFunctor
<
DeviceContext
,
T
,
1
>
functor1
;
functor1
(
dev_ctx
,
*
x
,
out
,
axis
);
break
;
case
2
:
ReverseFunctor
<
DeviceContext
,
T
,
2
>
functor2
;
functor2
(
dev_ctx
,
*
x
,
out
,
axis
);
break
;
case
3
:
ReverseFunctor
<
DeviceContext
,
T
,
3
>
functor3
;
functor3
(
dev_ctx
,
*
x
,
out
,
axis
);
break
;
case
4
:
ReverseFunctor
<
DeviceContext
,
T
,
4
>
functor4
;
functor4
(
dev_ctx
,
*
x
,
out
,
axis
);
break
;
case
5
:
ReverseFunctor
<
DeviceContext
,
T
,
5
>
functor5
;
functor5
(
dev_ctx
,
*
x
,
out
,
axis
);
break
;
case
6
:
ReverseFunctor
<
DeviceContext
,
T
,
6
>
functor6
;
functor6
(
dev_ctx
,
*
x
,
out
,
axis
);
break
;
default:
PADDLE_THROW
(
"Reserve operator doesn't supports tensors whose ranks are greater "
"than 6."
);
}
}
};
}
// namespace operators
}
// namespace paddle
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