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4f73e3f6
编写于
12月 09, 2016
作者:
L
liaogang
浏览文件
操作
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电子邮件补丁
差异文件
Add SIMD flags for runtime check
上级
2368ca8f
变更
4
显示空白变更内容
内联
并排
Showing
4 changed file
with
188 addition
and
0 deletion
+188
-0
paddle/utils/CpuId.cpp
paddle/utils/CpuId.cpp
+61
-0
paddle/utils/CpuId.h
paddle/utils/CpuId.h
+71
-0
paddle/utils/tests/CMakeLists.txt
paddle/utils/tests/CMakeLists.txt
+1
-0
paddle/utils/tests/test_SIMDFlags.cpp
paddle/utils/tests/test_SIMDFlags.cpp
+55
-0
未找到文件。
paddle/utils/CpuId.cpp
0 → 100644
浏览文件 @
4f73e3f6
/* Copyright (c) 2016 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/utils/CpuId.h"
#include "paddle/utils/Util.h"
#ifdef _WIN32
/// for MSVC
#define CPUID(info, x) __cpuidex(info, x, 0)
#else
#include <cpuid.h>
/// for GCC/Clang
#define CPUID(info, x) __cpuid_count(x, 0, info[0], info[1], info[2], info[3])
#endif
namespace
paddle
{
/// init simd instance
static
InitFunction
__init_simd_flags
(
[]{
SIMDFlags
::
instance
();
},
std
::
numeric_limits
<
int
>::
max
());
SIMDFlags
::
SIMDFlags
()
{
unsigned
int
cpuInfo
[
4
];
CPUID
(
cpuInfo
,
0x00000001
);
simd_flags_
|=
cpuInfo
[
3
]
&
(
1
<<
25
)
?
SIMD_SSE
:
SIMD_NONE
;
simd_flags_
|=
cpuInfo
[
3
]
&
(
1
<<
26
)
?
SIMD_SSE2
:
SIMD_NONE
;
simd_flags_
|=
cpuInfo
[
2
]
&
(
1
<<
0
)
?
SIMD_SSE3
:
SIMD_NONE
;
simd_flags_
|=
cpuInfo
[
2
]
&
(
1
<<
9
)
?
SIMD_SSSE3
:
SIMD_NONE
;
simd_flags_
|=
cpuInfo
[
2
]
&
(
1
<<
19
)
?
SIMD_SSE41
:
SIMD_NONE
;
simd_flags_
|=
cpuInfo
[
2
]
&
(
1
<<
20
)
?
SIMD_SSE42
:
SIMD_NONE
;
simd_flags_
|=
cpuInfo
[
2
]
&
(
1
<<
12
)
?
SIMD_FMA3
:
SIMD_NONE
;
simd_flags_
|=
cpuInfo
[
2
]
&
(
1
<<
28
)
?
SIMD_AVX
:
SIMD_NONE
;
CPUID
(
cpuInfo
,
0x00000007
);
simd_flags_
|=
cpuInfo
[
1
]
&
(
1
<<
5
)
?
SIMD_AVX2
:
SIMD_NONE
;
simd_flags_
|=
cpuInfo
[
1
]
&
(
1
<<
16
)
?
SIMD_AVX512
:
SIMD_NONE
;
CPUID
(
cpuInfo
,
0x80000001
);
simd_flags_
|=
cpuInfo
[
2
]
&
(
1
<<
16
)
?
SIMD_FMA4
:
SIMD_NONE
;
}
SIMDFlags
*
SIMDFlags
::
instance
()
{
static
SIMDFlags
instance
;
return
&
instance
;
}
}
// namespace paddle
paddle/utils/CpuId.h
0 → 100644
浏览文件 @
4f73e3f6
/* Copyright (c) 2016 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 <iostream>
#include "DisableCopy.h"
namespace
paddle
{
class
SIMDFlags
final
{
public:
DISABLE_COPY
(
SIMDFlags
);
SIMDFlags
();
static
SIMDFlags
*
instance
();
inline
bool
isSSE
()
{
return
simd_flags_
&
SIMD_SSE
;
}
inline
bool
isSSE2
()
{
return
simd_flags_
&
SIMD_SSE2
;
}
inline
bool
isSSE3
()
{
return
simd_flags_
&
SIMD_SSE3
;
}
inline
bool
isSSSE3
()
{
return
simd_flags_
&
SIMD_SSSE3
;
}
inline
bool
isSSE41
()
{
return
simd_flags_
&
SIMD_SSE41
;
}
inline
bool
isSSE42
()
{
return
simd_flags_
&
SIMD_SSE42
;
}
inline
bool
isFMA3
()
{
return
simd_flags_
&
SIMD_FMA3
;
}
inline
bool
isFMA4
()
{
return
simd_flags_
&
SIMD_FMA4
;
}
inline
bool
isAVX
()
{
return
simd_flags_
&
SIMD_AVX
;
}
inline
bool
isAVX2
()
{
return
simd_flags_
&
SIMD_AVX2
;
}
inline
bool
isAVX512
()
{
return
simd_flags_
&
SIMD_AVX512
;}
private:
enum
simd_t
{
SIMD_NONE
=
0
,
///< None
SIMD_SSE
=
1
<<
0
,
///< SSE
SIMD_SSE2
=
1
<<
1
,
///< SSE 2
SIMD_SSE3
=
1
<<
2
,
///< SSE 3
SIMD_SSSE3
=
1
<<
3
,
///< SSSE 3
SIMD_SSE41
=
1
<<
4
,
///< SSE 4.1
SIMD_SSE42
=
1
<<
5
,
///< SSE 4.2
SIMD_FMA3
=
1
<<
6
,
///< FMA 3
SIMD_FMA4
=
1
<<
7
,
///< FMA 4
SIMD_AVX
=
1
<<
8
,
///< AVX
SIMD_AVX2
=
1
<<
9
,
///< AVX 2
SIMD_AVX512
=
1
<<
10
,
///< AVX 512
};
/// simd flags
int
simd_flags_
=
SIMD_NONE
;
};
#define HAS_SSE SIMDFlags::instance()->isSSE()
#define HAS_SSE2 SIMDFlags::instance()->isSSE2()
#define HAS_SSE3 SIMDFlags::instance()->isSSE3()
#define HAS_SSSE3 SIMDFlags::instance()->isSSSE3()
#define HAS_SSE41 SIMDFlags::instance()->isSSE41()
#define HAS_SSS42 SIMDFlags::instance()->isSSE42()
#define HAS_FMA3 SIMDFlags::instance()->isFMA3()
#define HAS_FMA4 SIMDFlags::instance()->isFMA4()
#define HAS_AVX SIMDFlags::instance()->isAVX()
#define HAS_AVX2 SIMDFlags::instance()->isAVX2()
#define HAS_AVX512 SIMDFlags::instance()->isAVX512()
}
// namespace paddle
paddle/utils/tests/CMakeLists.txt
浏览文件 @
4f73e3f6
...
...
@@ -5,6 +5,7 @@ add_simple_unittest(test_StringUtils)
add_simple_unittest
(
test_CustomStackTrace
)
add_simple_unittest
(
test_ThreadBarrier
)
add_simple_unittest
(
test_SpinLock
)
add_simple_unittest
(
test_SIMDFlags
)
add_executable
(
test_CustomStackTracePrint
...
...
paddle/utils/tests/test_SIMDFlags.cpp
0 → 100644
浏览文件 @
4f73e3f6
/* Copyright (c) 2016 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 <gtest/gtest.h>
#include "paddle/utils/CpuId.h"
#include "paddle/utils/Logging.h"
#include "paddle/utils/Util.h"
using
namespace
paddle
;
// NOLINT
TEST
(
SIMDFlags
,
gccTest
)
{
#if (defined(__GNUC__) || defined(__GNUG__)) && !(defined(__clang__))
CHECK
(
__builtin_cpu_supports
(
"sse"
)
==
HAS_SSE
);
CHECK
(
__builtin_cpu_supports
(
"sse2"
)
==
HAS_SSE2
);
CHECK
(
__builtin_cpu_supports
(
"sse3"
)
==
HAS_SSE3
);
CHECK
(
__builtin_cpu_supports
(
"ssse3"
)
==
HAS_SSSE3
);
CHECK
(
__builtin_cpu_supports
(
"sse4.1"
)
==
HAS_SSE41
);
CHECK
(
__builtin_cpu_supports
(
"sse4.2"
)
==
HAS_SSE42
);
CHECK
(
__builtin_cpu_supports
(
"fma3"
)
==
HAS_FMA3
);
CHECK
(
__builtin_cpu_supports
(
"fma4"
)
==
HAS_FMA4
);
CHECK
(
__builtin_cpu_supports
(
"avx"
)
==
HAS_AVX
);
CHECK
(
__builtin_cpu_supports
(
"avx2"
)
==
HAS_AVX2
);
CHECK
(
__builtin_cpu_supports
(
"avx512f"
)
==
HAS_AVX512
);
#endif
}
TEST
(
SIMDFlags
,
normalPrint
)
{
auto
simd
=
SIMDFlags
::
instance
();
LOG
(
INFO
)
<<
"Has SSE2: "
<<
std
::
boolalpha
<<
simd
->
isSSE2
();
LOG
(
INFO
)
<<
"Has SSE3: "
<<
std
::
boolalpha
<<
simd
->
isSSE3
();
LOG
(
INFO
)
<<
"Has SSSE3: "
<<
std
::
boolalpha
<<
simd
->
isSSSE3
();
LOG
(
INFO
)
<<
"Has SSE4.1: "
<<
std
::
boolalpha
<<
simd
->
isSSE41
();
LOG
(
INFO
)
<<
"Has SSE4.2: "
<<
std
::
boolalpha
<<
simd
->
isSSE42
();
LOG
(
INFO
)
<<
"Has FMA3: "
<<
std
::
boolalpha
<<
simd
->
isFMA3
();
LOG
(
INFO
)
<<
"Has FMA4: "
<<
std
::
boolalpha
<<
simd
->
isFMA4
();
LOG
(
INFO
)
<<
"Has AVX: "
<<
std
::
boolalpha
<<
simd
->
isAVX
();
LOG
(
INFO
)
<<
"Has AVX2: "
<<
std
::
boolalpha
<<
simd
->
isAVX2
();
LOG
(
INFO
)
<<
"Has AVX512: "
<<
std
::
boolalpha
<<
simd
->
isAVX512
();
}
int
main
(
int
argc
,
char
**
argv
)
{
testing
::
InitGoogleTest
(
&
argc
,
argv
);
paddle
::
initMain
(
argc
,
argv
);
return
RUN_ALL_TESTS
();
}
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