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Fix cuda_shared_memory standalone example #752

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Merged
merged 1 commit into from
Sep 25, 2024
Merged

Fix cuda_shared_memory standalone example #752

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35 changes: 35 additions & 0 deletions examples/cmake/FindCUDA.cmake
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Original file line number Diff line number Diff line change
@@ -0,0 +1,35 @@
# Copyright (C) 2024 Intel Corporation
# Under the Apache License v2.0 with LLVM Exceptions. See LICENSE.TXT.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

message(STATUS "Checking for module 'cuda' using find_library()")

find_library(CUDA_LIBRARY NAMES libcuda cuda)
set(CUDA_LIBRARIES ${CUDA_LIBRARY})

get_filename_component(CUDA_LIB_DIR ${CUDA_LIBRARIES} DIRECTORY)
set(CUDA_LIBRARY_DIRS ${CUDA_LIB_DIR})

if(WINDOWS)
find_file(CUDA_DLL NAMES "bin/cuda.dll" "cuda.dll")
get_filename_component(CUDA_DLL_DIR ${CUDA_DLL} DIRECTORY)
set(CUDA_DLL_DIRS ${CUDA_DLL_DIR})
endif()

if(CUDA_LIBRARY)
message(STATUS " Found cuda using find_library()")
message(STATUS " CUDA_LIBRARIES = ${CUDA_LIBRARIES}")
message(STATUS " CUDA_INCLUDE_DIRS = ${CUDA_INCLUDE_DIRS}")
message(STATUS " CUDA_LIBRARY_DIRS = ${CUDA_LIBRARY_DIRS}")
if(WINDOWS)
message(STATUS " CUDA_DLL_DIRS = ${CUDA_DLL_DIRS}")
endif()
else()
set(MSG_NOT_FOUND "cuda NOT found (set CMAKE_PREFIX_PATH to point the "
"location)")
if(CUDA_FIND_REQUIRED)
message(FATAL_ERROR ${MSG_NOT_FOUND})
else()
message(WARNING ${MSG_NOT_FOUND})
endif()
endif()
16 changes: 12 additions & 4 deletions examples/cuda_shared_memory/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,8 @@ if(NOT LIBHWLOC_FOUND)
find_package(LIBHWLOC 2.3.0 REQUIRED hwloc)
endif()

find_package(CUDA REQUIRED cuda)

include(FetchContent)

set(CUDA_REPO "https://gitlab.com/nvidia/headers/cuda-individual/cudart.git")
Expand All @@ -43,17 +45,23 @@ set(CUDA_INCLUDE_DIRS
${cuda-headers_SOURCE_DIR}
CACHE PATH "Path to CUDA headers")
message(STATUS "CUDA include directory: ${CUDA_INCLUDE_DIRS}")

# build the example
set(EXAMPLE_NAME umf_example_cuda_shared_memory)
add_executable(${EXAMPLE_NAME} cuda_shared_memory.c)
target_include_directories(
${EXAMPLE_NAME} PRIVATE ${CUDA_INCLUDE_DIRS} ${LIBUMF_INCLUDE_DIRS}
${UMF_EXAMPLE_DIR}/common)
target_link_directories(${EXAMPLE_NAME} PRIVATE ${LIBUMF_LIBRARY_DIRS}
${LIBHWLOC_LIBRARY_DIRS})
target_link_directories(
${EXAMPLE_NAME}
PRIVATE
${LIBUMF_LIBRARY_DIRS}
${LIBHWLOC_LIBRARY_DIRS}
${CUDA_LIBRARY_DIRS})
target_link_options(${EXAMPLE_NAME} PRIVATE "-Wl,--start-group")
target_link_libraries(${EXAMPLE_NAME} PRIVATE stdc++ libdisjoint_pool.a cuda
${LIBUMF_LIBRARIES})
target_link_libraries(
${EXAMPLE_NAME} PRIVATE stdc++ libdisjoint_pool.a ${CUDA_LIBRARIES}
${LIBUMF_LIBRARIES})

# an optional part - adds a test of this example
add_test(
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