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e0e54534
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e0e54534
编写于
2月 09, 2018
作者:
Y
Yancey1989
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
refine the code
上级
c976fac1
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
68 addition
and
74 deletion
+68
-74
paddle/operators/concat_op.h
paddle/operators/concat_op.h
+7
-49
paddle/operators/split_op.h
paddle/operators/split_op.h
+4
-25
paddle/operators/strided_memcpy.h
paddle/operators/strided_memcpy.h
+57
-0
未找到文件。
paddle/operators/concat_op.h
浏览文件 @
e0e54534
...
...
@@ -17,6 +17,7 @@ limitations under the License. */
#include <vector>
#include "paddle/framework/ddim.h"
#include "paddle/framework/op_registry.h"
#include "paddle/operators/strided_memcpy.h"
namespace
paddle
{
namespace
operators
{
...
...
@@ -32,34 +33,13 @@ class ConcatKernel : public framework::OpKernel<T> {
out
->
mutable_data
<
T
>
(
place
);
auto
out_stride
=
framework
::
stride_numel
(
out
->
dims
());
int64_t
before
=
out_stride
[
0
]
/
out_stride
[
axis
];
int64_t
out_after
=
out_stride
[
axis
];
size_t
output_offset
=
0
;
for
(
auto
*
in
:
ins
)
{
auto
in_stride
=
framework
::
stride_numel
(
in
->
dims
());
int64_t
in_after
=
in_stride
[
axis
];
for
(
int64_t
i
=
0
;
i
<
before
;
++
i
)
{
if
(
platform
::
is_cpu_place
(
place
))
{
auto
&
cpu_place
=
boost
::
get
<
platform
::
CPUPlace
>
(
place
);
memory
::
Copy
(
cpu_place
,
out
->
data
<
T
>
()
+
output_offset
+
i
*
out_after
,
cpu_place
,
in
->
data
<
T
>
()
+
i
*
in_after
,
sizeof
(
T
)
*
in_after
);
}
else
{
#ifdef PADDLE_WITH_CUDA
auto
&
gpu_place
=
boost
::
get
<
platform
::
CUDAPlace
>
(
place
);
auto
&
cuda_ctx
=
reinterpret_cast
<
const
platform
::
CUDADeviceContext
&>
(
dev_ctx
);
memory
::
Copy
(
gpu_place
,
out
->
data
<
T
>
()
+
output_offset
+
i
*
out_after
,
gpu_place
,
in
->
data
<
T
>
()
+
i
*
in_after
,
sizeof
(
T
)
*
in_after
,
cuda_ctx
.
stream
()));
#else
PADDLE_THROW
(
"Paddle is not compiled with GPU"
);
#endif
}
}
output_offset
+=
in_after
;
StridedNumelCopyWithAxis
<
T
>
(
ctx
,
axis
,
out
->
data
<
T
>
()
+
output_offset
,
out_stride
,
in
->
data
<
T
>
(),
in_stride
);
output_offset
+=
in_stride
[
axis
];
}
}
};
...
...
@@ -73,35 +53,13 @@ class ConcatGradKernel : public framework::OpKernel<T> {
int64_t
axis
=
static_cast
<
int64_t
>
(
ctx
.
Attr
<
int
>
(
"axis"
));
size_t
input_offset
=
0
;
auto
in_stride
=
framework
::
stride_numel
(
in
->
dims
());
auto
place
=
ctx
.
GetPlace
();
// numel before the specified axis
int64_t
before
=
in_stride
[
0
]
/
in_stride
[
axis
];
int64_t
in_after
=
in_stride
[
axis
];
for
(
auto
&
out
:
outs
)
{
out
->
mutable_data
<
T
>
(
ctx
.
GetPlace
());
auto
out_stride
=
framework
::
stride_numel
(
out
->
dims
());
int64_t
out_after
=
out_stride
[
axis
];
for
(
int64_t
i
=
0
;
i
<
before
;
++
i
)
{
if
(
platform
::
is_cpu_place
(
place
))
{
auto
&
cpu_place
=
boost
::
get
<
platform
::
CPUPlace
>
(
place
);
memory
::
Copy
(
cpu_place
,
out
->
data
<
T
>
()
+
i
*
out_after
,
cpu_place
,
in
->
data
<
T
>
()
+
input_offset
+
i
*
in_after
,
sizeof
(
T
)
*
out_after
);
}
else
{
#ifdef PADDLE_WITH_CUDA
auto
&
gpu_place
=
boost
::
get
<
platform
::
CUDAPlace
>
(
place
);
auto
&
cuda_ctx
=
reinterpret_cast
<
const
platform
::
CUDADeviceContext
&>
(
dev_ctx
);
memory
::
Copy
(
gpu_place
,
out
->
data
<
T
>
()
+
i
*
out_after
,
gpu_place
,
in
->
data
<
T
>
()
+
input_offset
+
i
*
in_after
,
sizeof
(
T
)
*
out_after
,
cuda_ctx
.
stream
());
#else
PADDLE_THROW
(
"Paddle is not compiled with GPU"
);
#endif
}
}
input_offset
+=
out_after
;
StridedNumelCopyWithAxis
<
T
>
(
ctx
,
axis
,
out
->
data
<
T
>
(),
out_stride
,
in
->
data
<
T
>
()
+
input_offset
,
in_stride
);
input_offset
+=
out_stride
[
axis
];
}
}
};
...
...
paddle/operators/split_op.h
浏览文件 @
e0e54534
...
...
@@ -18,6 +18,7 @@ limitations under the License. */
#include <vector>
#include "paddle/framework/ddim.h"
#include "paddle/framework/op_registry.h"
#include "paddle/operators/strided_memcpy.h"
namespace
paddle
{
namespace
operators
{
...
...
@@ -26,41 +27,19 @@ template <typename DeviceContext, typename T>
class
SplitOpKernel
:
public
framework
::
OpKernel
<
T
>
{
public:
void
Compute
(
const
framework
::
ExecutionContext
&
ctx
)
const
override
{
// auto start = std::chrono::steady_clock::now();
auto
*
in
=
ctx
.
Input
<
framework
::
Tensor
>
(
"X"
);
auto
outs
=
ctx
.
MultiOutput
<
framework
::
Tensor
>
(
"Out"
);
auto
in_stride
=
framework
::
stride_numel
(
in
->
dims
());
int64_t
axis
=
static_cast
<
int64_t
>
(
ctx
.
Attr
<
int
>
(
"axis"
));
auto
place
=
ctx
.
GetPlace
();
// numel before the specified axis
int64_t
before
=
in_stride
[
0
]
/
in_stride
[
axis
];
int64_t
in_after
=
in_stride
[
axis
];
size_t
input_offset
=
0
;
for
(
auto
&
out
:
outs
)
{
out
->
mutable_data
<
T
>
(
ctx
.
GetPlace
());
auto
out_stride
=
framework
::
stride_numel
(
out
->
dims
());
int64_t
out_after
=
out_stride
[
axis
];
for
(
int64_t
i
=
0
;
i
<
before
;
++
i
)
{
if
(
platform
::
is_cpu_place
(
place
))
{
auto
&
cpu_place
=
boost
::
get
<
platform
::
CPUPlace
>
(
place
);
memory
::
Copy
(
cpu_place
,
out
->
data
<
T
>
()
+
i
*
out_after
,
cpu_place
,
in
->
data
<
T
>
()
+
input_offset
+
i
*
in_after
,
sizeof
(
T
)
*
out_after
);
}
else
{
#ifdef PADDLE_WITH_CUDA
auto
&
gpu_place
=
boost
::
get
<
platform
::
CUDAPlace
>
(
place
);
auto
&
cuda_ctx
=
reinterpret_cast
<
const
platform
::
CUDADeviceContext
&>
(
dev_ctx
);
memory
::
Copy
(
gpu_place
,
out
->
data
<
T
>
()
+
i
*
out_after
,
gpu_place
,
in
->
data
<
T
>
()
+
input_offset
+
i
*
in_after
,
sizeof
(
T
)
*
out_after
,
cuda_ctx
.
stream
());
#else
PADDLE_THROW
(
"Paddle is not compiled with GPU"
);
#endif
}
}
input_offset
+=
out_after
;
StridedNumelCopyWithAxis
<
T
>
(
ctx
,
axis
,
out
->
data
<
T
>
(),
out_stride
,
in
->
data
<
T
>
()
+
input_offset
,
in_stride
);
input_offset
+=
out_stride
[
axis
];
}
}
};
...
...
paddle/operators/strided_memcpy.h
浏览文件 @
e0e54534
...
...
@@ -41,5 +41,62 @@ inline void StridedMemcpy(const platform::DeviceContext& dev_ctx, const T* src,
StridedCopyDimVisitor
<
T
>
func
(
dev_ctx
,
src
,
src_stride
,
dst_stride
,
dst
);
boost
::
apply_visitor
(
func
,
dst_dim
);
}
// Strided numel memory copy from src to dst by the specified axis
//
// For example, for a tensor dims [4, 20, 100], the strieded numel is
// [8000, 2000, 100]
//
// NOTE: The src and dst tensor should have the same elements
// except the specified axis.
template
<
typename
T
>
inline
void
StridedNumelCopyWithAxis
(
const
framework
::
ExecutionContext
&
ctx
,
int64_t
axis
,
T
*
dst
,
const
framework
::
DDim
&
dst_stride_numel
,
const
T
*
src
,
const
framework
::
DDim
&
src_stride_numel
)
{
int64_t
before
=
dst_stride_numel
[
0
]
/
dst_stride_numel
[
axis
];
int64_t
src_after
=
src_stride_numel
[
axis
];
int64_t
dst_after
=
dst_stride_numel
[
axis
];
auto
place
=
ctx
.
GetPlace
();
PADDLE_ENFORCE_EQ
(
src_stride_numel
.
size
(),
dst_stride_numel
.
size
(),
"src and dst tensor should have the same dims size."
);
for
(
int64_t
i
=
0
;
i
<
axis
;
++
i
)
{
if
(
i
<
axis
)
{
PADDLE_ENFORCE_EQ
(
src_stride_numel
[
i
]
/
src_stride_numel
[
axis
],
dst_stride_numel
[
i
]
/
dst_stride_numel
[
axis
],
"src and dst should have the same elements "
"except the specified axis."
);
}
else
if
(
i
==
axis
)
{
continue
;
}
else
{
PADDLE_ENFORCE_EQ
(
src_stride_numel
[
i
],
dst_stride_numel
[
i
],
"src and dst should have the same elements "
"except the specified axis."
);
}
}
for
(
int64_t
i
=
0
;
i
<
before
;
++
i
)
{
if
(
platform
::
is_cpu_place
(
place
))
{
auto
&
cpu_place
=
boost
::
get
<
platform
::
CPUPlace
>
(
place
);
memory
::
Copy
(
cpu_place
,
dst
+
i
*
dst_after
,
cpu_place
,
src
+
i
*
src_after
,
sizeof
(
T
)
*
src_after
);
}
else
{
#ifdef PADDLE_WITH_CUDA
auto
&
gpu_place
=
boost
::
get
<
platform
::
CUDAPlace
>
(
place
);
auto
&
cuda_ctx
=
reinterpret_cast
<
const
platform
::
CUDADeviceContext
&>
(
ctx
);
memory
::
Copy
(
cpu_place
,
dst
+
i
*
dst_after
,
cpu_place
,
src
+
i
*
src_after
,
sizeof
(
T
)
*
src_after
,
cuda_ctx
.
stream
());
#else
PADDLE_THROW
(
"Paddle is not compiled with GPU"
);
#endif
}
}
}
}
// namespace operators
}
// namespace paddle
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