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Add cmake flag USE_FATBIN_COMPRESSION, ON by default #19123

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Sep 12, 2020
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Add cmake flag USE_FATBIN_COMPRESSION, ON by default #19123

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de15a92
Add cmake flag USE_FATBIN_COMPRESSION, ON by default for CUDA >= 11
DickJC123 Sep 9, 2020
205656b
cmake flag USE_FATBIN_COMPRESSION default is ON for all builds
DickJC123 Sep 12, 2020
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5 changes: 5 additions & 0 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -51,6 +51,7 @@ Format: Auto | Common | All | LIST(ARCH_AND_PTX ...)
option(USE_NCCL "Use NVidia NCCL with CUDA" OFF)
option(USE_OPENCV "Build with OpenCV support" ON)
option(USE_OPENMP "Build with Openmp support" ON)
option(USE_FATBIN_COMPRESSION "Compress nvcc fatbin output" ON)
cmake_dependent_option(USE_NVML "Build with nvml support if found" ON "USE_CUDA" OFF)
cmake_dependent_option(USE_CUDNN "Build with cudnn support" ON "USE_CUDA" OFF) # one could set CUDNN_ROOT for search path
cmake_dependent_option(USE_NVTX "Build with nvtx support if found" ON "USE_CUDA" OFF)
Expand Down Expand Up @@ -632,6 +633,10 @@ endif()
# Add cmake targets
add_subdirectory("3rdparty/mshadow")

if(USE_CUDA AND USE_FATBIN_COMPRESSION)
string(APPEND CMAKE_CUDA_FLAGS "--fatbin-options -compress-all ")
message("-- CUDA: Adding NVCC options: --fatbin-options -compress-all ")
endif()
if(UNIX)
string(APPEND CMAKE_CUDA_FLAGS " ${CUDA_ARCH_FLAGS_SPACES}")
# Create dummy file since we want an empty shared library before linking
Expand Down