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6f22951a
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体验新版 GitCode,发现更多精彩内容 >>
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6f22951a
编写于
3月 21, 2017
作者:
L
liaogang
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电子邮件补丁
差异文件
Add simd check and set SSE3 as default compilation
上级
eda350b1
变更
4
隐藏空白更改
内联
并排
Showing
4 changed file
with
37 addition
and
1 deletion
+37
-1
CMakeLists.txt
CMakeLists.txt
+1
-1
paddle/utils/Common.h
paddle/utils/Common.h
+1
-0
paddle/utils/CpuId.h
paddle/utils/CpuId.h
+33
-0
paddle/utils/Util.cpp
paddle/utils/Util.cpp
+2
-0
未找到文件。
CMakeLists.txt
浏览文件 @
6f22951a
...
...
@@ -29,7 +29,7 @@ include(simd)
################################ Configurations #######################################
option
(
WITH_GPU
"Compile PaddlePaddle with NVIDIA GPU"
${
CUDA_FOUND
}
)
option
(
WITH_AVX
"Compile PaddlePaddle with AVX intrinsics"
${
AVX_FOUND
}
)
option
(
WITH_AVX
"Compile PaddlePaddle with AVX intrinsics"
OFF
)
option
(
WITH_DSO
"Compile PaddlePaddle with dynamic linked CUDA"
ON
)
option
(
WITH_TESTING
"Compile PaddlePaddle with unit testing"
ON
)
option
(
WITH_SWIG_PY
"Compile PaddlePaddle with inference api"
ON
)
...
...
paddle/utils/Common.h
浏览文件 @
6f22951a
...
...
@@ -14,6 +14,7 @@ limitations under the License. */
#pragma once
#include "Error.h"
#include "Excepts.h"
/**
...
...
paddle/utils/CpuId.h
浏览文件 @
6f22951a
...
...
@@ -97,4 +97,37 @@ private:
#define HAS_AVX512 HAS_SIMD(SIMD_AVX512)
// clang-format on
/**
* Invoke checkCPUFeature() before Paddle initialization to
* check target machine whether support compiled instructions.
* If not, simply throw out an error.
*/
inline
Error
__must_check
checkCPUFeature
()
{
Error
err
;
#ifndef __AVX__
if
(
HAS_AVX
)
{
LOG
(
WARNING
)
<<
"PaddlePaddle wasn't compiled to use avx instructions, "
<<
"but these are available on your machine and could "
<<
"speed up CPU computations via CMAKE .. -DWITH_AVX=ON"
;
}
#else
if
(
!
HAS_AVX
)
{
err
=
Errors
(
"PaddlePaddle was compiled to use avx instructions, "
"but these aren't available on your machine, please "
"disable it via CMAKE .. -DWITH_AVX=OFF"
);
}
#endif // __AVX__
#ifdef __SSE3__
if
(
!
HAS_SSE3
)
{
err
=
Error
(
"PaddlePaddle was compiled to use sse3 instructions, "
"which is the minimum requirement of PaddlePaddle. "
"But these aren't available on your current machine."
);
}
#endif // __SSE3__
return
err
;
}
}
// namespace paddle
paddle/utils/Util.cpp
浏览文件 @
6f22951a
...
...
@@ -26,6 +26,7 @@ limitations under the License. */
#include <gflags/gflags.h>
#include "CpuId.h"
#include "CustomStackTrace.h"
#include "Logging.h"
#include "StringUtil.h"
...
...
@@ -185,6 +186,7 @@ void initMain(int argc, char** argv) {
}
version
::
printVersion
();
checkCPUFeature
().
check
();
runInitFunctions
();
}
...
...
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