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Add half precision float16 data type #5716

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Merged
merged 19 commits into from
Dec 6, 2017
Merged

Add half precision float16 data type #5716

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e473322
initial commit for float16
kexinzhao Oct 20, 2017
a208dd6
add float16 data type
kexinzhao Oct 31, 2017
ff51737
Merge branch 'develop' of https://github.com/PaddlePaddle/Paddle into…
kexinzhao Nov 7, 2017
9d8b305
small fix
kexinzhao Nov 7, 2017
e877cdb
add float16 arithmetic on arm cpu
kexinzhao Nov 14, 2017
d9642cb
Merge branch 'develop' of https://github.com/PaddlePaddle/Paddle into…
kexinzhao Nov 15, 2017
af37838
add test for float16
kexinzhao Nov 16, 2017
4f1aa5b
add test cases
kexinzhao Nov 16, 2017
979d2e0
small fix
kexinzhao Nov 16, 2017
22dfa5f
fix GPU compiling
kexinzhao Nov 16, 2017
080ff0c
two tests for cpu and gpu separately
kexinzhao Nov 17, 2017
734cac1
fix CUDA_VERSION issue
kexinzhao Nov 17, 2017
0f4bf1c
Add GPU device code for testing
kexinzhao Nov 19, 2017
d646e47
fix cmake
kexinzhao Nov 20, 2017
19e5c24
fix bug
kexinzhao Nov 21, 2017
a5feb77
address pr comment
kexinzhao Nov 28, 2017
41bd1f9
fix gpu test, clean code and add cmake
kexinzhao Nov 29, 2017
4901184
Merge branch 'develop' of https://github.com/PaddlePaddle/Paddle into…
kexinzhao Nov 29, 2017
36df67b
small fix
kexinzhao Nov 30, 2017
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1 change: 1 addition & 0 deletions CMakeLists.txt
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Expand Up @@ -55,6 +55,7 @@ option(WITH_GOLANG "Compile PaddlePaddle with GOLANG" OFF)
option(GLIDE_INSTALL "Download and install go dependencies " ON)
option(USE_NNPACK "Compile PaddlePaddle with NNPACK library" OFF)
option(USE_EIGEN_FOR_BLAS "Use matrix multiplication in Eigen" OFF)
option(WITH_ARM_FP16 "Use half precision support on armv8.2-a cpu" OFF)

# CMAKE_BUILD_TYPE
if(NOT CMAKE_BUILD_TYPE)
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5 changes: 5 additions & 0 deletions cmake/configure.cmake
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Expand Up @@ -24,6 +24,11 @@ if(WITH_DOUBLE)
add_definitions(-DPADDLE_TYPE_DOUBLE)
endif(WITH_DOUBLE)

if(WITH_ARM_FP16)
add_definitions(-DPADDLE_ARM_FP16)
add_definitions("-march=armv8.2-a+fp16+simd")
endif(WITH_ARM_FP16)

if(WITH_TESTING)
add_definitions(-DPADDLE_WITH_TESTING)
endif(WITH_TESTING)
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