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@yajiedesign yajiedesign commented Apr 13, 2018

msvc not inculde x86intrin.h and _cvtsh_ss

@szha
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szha commented Apr 26, 2018

@rahul003

#include "./base.h"

#if MSHADOW_USE_F16C
#include <x86intrin.h>
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Users also report that this breaks android build

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wont amalgamation test in mxnet ci test for this ?

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Could you point me to the issue for this if it exists?

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Android build should be using USE_F16C=0 as this feature wouldn't be supported for that hardware. Similar to how they need to turn off USE_SSE

mshadow/half.h Outdated
#if MSHADOW_USE_F16C
#include <x86intrin.h>
#if defined(_MSC_VER)
#include <intrin.h>
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You had mentioned in your PR description that msvc doesn't have intrin.h. If so why would we want to include this? Especially given that below _cvtsh_ss is turned off for MSVC?

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I wrote it wrong. It's only "intrin.h", no "x86intrin.h""

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Approving for the clang related change. BTW was the problem isolated to OSX clang? Or were all related versions affected?

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yajiedesign commented Apr 27, 2018

@szha now is only OSX.Maybe it should be changed to defined(__clang__)?

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Thanks!

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szha commented Apr 27, 2018

@anirudh2290
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@piiswrong can this be merged ?

@piiswrong piiswrong merged commit e051c2c into dmlc:master Apr 27, 2018
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5 participants