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build: Simplify CUPTI lookup, use built-in target #1139

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build: Simplify CUPTI lookup, use built-in target #1139

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27 changes: 2 additions & 25 deletions libkineto/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -55,37 +55,14 @@ option(LIBKINETO_NOCUPTI "Disable CUPTI" OFF)

find_package(CUDAToolkit)
if(NOT LIBKINETO_NOCUPTI)
if(NOT CUPTI_INCLUDE_DIR)
find_path(CUPTI_INCLUDE_DIR cupti.h PATHS
"${CUDAToolkit_LIBRARY_ROOT}/extras/CUPTI/include"
"${CUDAToolkit_LIBRARY_ROOT}"
"${CUDAToolkit_LIBRARY_ROOT}/include"
NO_DEFAULT_PATH)
endif()

if(NOT CUDA_cupti_LIBRARY)
find_library(CUDA_cupti_LIBRARY cupti PATHS
"${CUDAToolkit_LIBRARY_ROOT}"
"${CUDAToolkit_LIBRARY_ROOT}/extras/CUPTI/lib64"
"${CUDAToolkit_LIBRARY_ROOT}/lib"
"${CUDAToolkit_LIBRARY_ROOT}/lib64"
NO_DEFAULT_PATH)
endif()

if(CUDA_cupti_LIBRARY AND CUPTI_INCLUDE_DIR)
message(STATUS " CUPTI_INCLUDE_DIR = ${CUPTI_INCLUDE_DIR}")
message(STATUS " CUDA_cupti_LIBRARY = ${CUDA_cupti_LIBRARY}")
if(TARGET CUDA::cupti)
message(STATUS "Found CUPTI")
if(NOT TARGET CUDA::cupti)
add_library(CUDA::cupti INTERFACE IMPORTED)
target_link_libraries(CUDA::cupti INTERFACE "${CUDA_cupti_LIBRARY}")
endif()
target_include_directories(CUDA::cupti INTERFACE "${CUPTI_INCLUDE_DIR}")
else()
set(LIBKINETO_NOCUPTI ON CACHE BOOL "" FORCE)
message(STATUS "Could not find CUPTI library")
endif()
endif()

# NVPERF target is automatically available via FindCUDAToolkit starting in CUDA 10.2
# Only check for NVPERF availability if CUPTI is enabled
if(NOT LIBKINETO_NOCUPTI AND TARGET CUDA::nvperf_host)
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