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体验新版 GitCode,发现更多精彩内容 >>
提交
488908e9
编写于
12月 04, 2017
作者:
C
chengduoZH
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
refine cuda
上级
fbbfe8b8
变更
1
显示空白变更内容
内联
并排
Showing
1 changed file
with
51 addition
and
4 deletion
+51
-4
paddle/operators/elementwise_op_function.h
paddle/operators/elementwise_op_function.h
+51
-4
未找到文件。
paddle/operators/elementwise_op_function.h
浏览文件 @
488908e9
...
...
@@ -18,6 +18,10 @@
#include "paddle/framework/operator.h"
#include "paddle/platform/transform.h"
#ifdef __NVCC__
#include <thrust/iterator/iterator_adaptor.h>
#endif
#include "paddle/operators/math/math_function.h"
namespace
paddle
{
...
...
@@ -74,12 +78,12 @@ struct RowwiseTransformIterator<T, platform::CPUPlace> {
bool
operator
==
(
const
RowwiseTransformIterator
<
T
,
platform
::
CPUPlace
>&
rhs
)
const
{
return
&
(
this
->
operator
*
()
)
==
&
(
*
rhs
);
return
(
ptr_
+
i_
)
==
&
(
*
rhs
);
}
bool
operator
!=
(
const
RowwiseTransformIterator
<
T
,
platform
::
CPUPlace
>&
rhs
)
const
{
return
&
(
this
->
operator
*
()
)
&=
&
(
*
rhs
);
return
(
ptr_
+
i_
)
&=
&
(
*
rhs
);
}
const
T
&
operator
*
()
{
return
ptr_
[
i_
];
}
...
...
@@ -108,12 +112,12 @@ struct MidWiseTransformIterator<T, platform::CPUPlace> {
bool
operator
==
(
const
MidWiseTransformIterator
<
T
,
platform
::
CPUPlace
>&
rhs
)
const
{
return
&
(
this
->
operator
*
()
)
==
&
(
*
rhs
);
return
(
ptr_
+
i_
)
==
&
(
*
rhs
);
}
bool
operator
!=
(
const
MidWiseTransformIterator
<
T
,
platform
::
CPUPlace
>&
rhs
)
const
{
return
&
(
this
->
operator
*
()
)
&=
&
(
*
rhs
);
return
(
ptr_
+
i_
)
&=
&
(
*
rhs
);
}
const
T
&
operator
*
()
{
return
ptr_
[
i_
];
}
...
...
@@ -125,6 +129,49 @@ struct MidWiseTransformIterator<T, platform::CPUPlace> {
int
post_
;
};
#ifdef __NVCC__
template
<
typename
T
>
struct
RowwiseTransformIterator
<
T
,
platform
::
GPUPlace
>
:
public
thrust
::
iterator_adaptor
<
RowwiseTransformIterator
<
T
,
platform
::
GPUPlace
>
,
const
T
*>
{
public:
typedef
thrust
::
iterator_adaptor
<
RowwiseTransformIterator
<
T
,
platform
::
GPUPlace
>
,
const
T
*>
super_t
;
__host__
__device__
RowwiseTransformIterator
(
const
T
*
x
,
int
n
)
:
super_t
(
x
),
begin_
(
x
),
n_
(
n
){};
friend
class
thrust
::
iterator_core_access
;
private:
unsigned
int
n_
;
const
T
*
begin_
;
__host__
__device__
typename
super_t
::
reference
dereference
()
const
{
return
*
(
begin_
+
(
this
->
base
()
-
begin_
)
%
n_
);
}
};
template
<
typename
T
>
struct
MidWiseTransformIterator
<
T
,
platform
::
GPUPlace
>
:
public
thrust
::
iterator_adaptor
<
MidWiseTransformIterator
<
T
,
platform
::
GPUPlace
>
,
const
T
*>
{
public:
typedef
thrust
::
iterator_adaptor
<
MidWiseTransformIterator
<
T
,
platform
::
GPUPlace
>
,
const
T
*>
super_t
;
__host__
__device__
MidWiseTransformIterator
(
const
T
*
x
,
int
n
,
int
post
)
:
super_t
(
x
),
begin_
(
x
),
n_
(
n
),
post_
(
post
){};
friend
class
thrust
::
iterator_core_access
;
private:
unsigned
int
post_
;
unsigned
int
n_
;
const
T
*
begin_
;
__host__
__device__
typename
super_t
::
reference
dereference
()
const
{
return
*
(
begin_
+
(((
this
->
base
()
-
begin_
)
/
post_
)
%
n_
));
}
};
#endif
template
<
typename
Functor
,
typename
T
,
typename
Place
>
struct
TransformFunctor
{
TransformFunctor
(
const
framework
::
Tensor
*
x
,
const
framework
::
Tensor
*
y
,
...
...
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