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[Build] Explicitly link to cublasLt if it exists #4776

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merged 2 commits into from
Jan 27, 2020
Merged

[Build] Explicitly link to cublasLt if it exists #4776

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eeb5b69
Explicitly link to cublasLt
jonso4 Jan 24, 2020
1ef64b2
Only link cublasLt if it's found
jonso4 Jan 27, 2020
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3 changes: 3 additions & 0 deletions cmake/modules/CUDA.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,9 @@ if(USE_CUDA)
file(GLOB CONTRIB_CUBLAS_SRCS src/runtime/contrib/cublas/*.cc)
list(APPEND RUNTIME_SRCS ${CONTRIB_CUBLAS_SRCS})
list(APPEND TVM_RUNTIME_LINKER_LIBS ${CUDA_CUBLAS_LIBRARY})
if(NOT CUDA_CUBLASLT_LIBRARY STREQUAL "CUDA_CUBLASLT_LIBRARY-NOTFOUND")
list(APPEND TVM_RUNTIME_LINKER_LIBS ${CUDA_CUBLASLT_LIBRARY})
endif()
endif(USE_CUBLAS)

else(USE_CUDA)
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7 changes: 7 additions & 0 deletions cmake/util/FindCUDA.cmake
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Expand Up @@ -70,6 +70,9 @@ macro(find_cuda use_cuda)
find_library(CUDA_CUBLAS_LIBRARY cublas
${CUDA_TOOLKIT_ROOT_DIR}/lib/x64
${CUDA_TOOLKIT_ROOT_DIR}/lib/Win32)
find_library(CUDA_CUBLASLT_LIBRARY cublaslt
${CUDA_TOOLKIT_ROOT_DIR}/lib/x64
${CUDA_TOOLKIT_ROOT_DIR}/lib/Win32)
else(MSVC)
find_library(_CUDA_CUDA_LIBRARY cuda
PATHS ${CUDA_TOOLKIT_ROOT_DIR}
Expand All @@ -88,12 +91,16 @@ macro(find_cuda use_cuda)
find_library(CUDA_CUBLAS_LIBRARY cublas
${CUDA_TOOLKIT_ROOT_DIR}/lib64
${CUDA_TOOLKIT_ROOT_DIR}/lib)
find_library(CUDA_CUBLASLT_LIBRARY cublaslt
${CUDA_TOOLKIT_ROOT_DIR}/lib64
${CUDA_TOOLKIT_ROOT_DIR}/lib)
endif(MSVC)
message(STATUS "Found CUDA_TOOLKIT_ROOT_DIR=" ${CUDA_TOOLKIT_ROOT_DIR})
message(STATUS "Found CUDA_CUDA_LIBRARY=" ${CUDA_CUDA_LIBRARY})
message(STATUS "Found CUDA_CUDART_LIBRARY=" ${CUDA_CUDART_LIBRARY})
message(STATUS "Found CUDA_NVRTC_LIBRARY=" ${CUDA_NVRTC_LIBRARY})
message(STATUS "Found CUDA_CUDNN_LIBRARY=" ${CUDA_CUDNN_LIBRARY})
message(STATUS "Found CUDA_CUBLAS_LIBRARY=" ${CUDA_CUBLAS_LIBRARY})
message(STATUS "Found CUDA_CUBLASLT_LIBRARY=" ${CUDA_CUBLASLT_LIBRARY})
endif(CUDA_FOUND)
endmacro(find_cuda)