Merge pull request #550 from DrTimothyAldenDavis/dev2

LAGraph: looking for GraphBLAS; CHOLMOD: merge cuda, vertcat/horzcat; ParU: enable_cuda; GraphBLAS testing

Author: DrTimothyAldenDavis

CHOLMOD/CMakeLists.txt

@@ -262,18 +262,6 @@ endif ( )
         include ( SuiteSparseLAPACK )   # requires cmake 3.22
     endif ( )
 
-#-------------------------------------------------------------------------------
-# find CUDA
-#-------------------------------------------------------------------------------
-
-if ( SUITESPARSE_CUDA )
-    # with CUDA
-    add_subdirectory ( GPU )
-    message ( STATUS "CUDA libraries: " ${CUDA_LIBRARIES} )
-    include_directories ( GPU ${CUDAToolkit_INCLUDE_DIRS} )
-    link_directories ( "GPU" "${CUDA_LIBRARIES}" "/usr/local/cuda/lib64/stubs" "/usr/local/cuda/lib64" )
-endif ( )
-
 #-------------------------------------------------------------------------------
 # configure files
 #-------------------------------------------------------------------------------
@@ -493,13 +481,10 @@ endif ( )
 # CHOLMOD_CUDA
 if ( SUITESPARSE_CUDA )
     if ( BUILD_SHARED_LIBS )
-        target_link_libraries ( CHOLMOD PRIVATE CHOLMOD_CUDA ${CUDA_LIBRARIES} )
         target_compile_definitions ( CHOLMOD PUBLIC "SUITESPARSE_CUDA" )
     endif ( )
-    set ( CHOLMOD_STATIC_MODULES "${CHOLMOD_STATIC_MODULES} CHOLMOD_CUDA" )
     set ( CHOLMOD_CFLAGS "${CHOLMOD_CFLAGS} -DSUITESPARSE_CUDA" )
     if ( BUILD_STATIC_LIBS )
-        target_link_libraries ( CHOLMOD_static PUBLIC CHOLMOD_CUDA_static ${CUDA_LIBRARIES} )
         target_compile_definitions ( CHOLMOD_static PUBLIC "SUITESPARSE_CUDA" )
     endif ( )
     if ( BUILD_SHARED_LIBS )
@@ -529,6 +514,18 @@ if ( SUITESPARSE_CUDA )
 
 endif ( )
 
+#-------------------------------------------------------------------------------
+# find CUDA
+#-------------------------------------------------------------------------------
+
+if ( SUITESPARSE_CUDA )
+    # with CUDA
+    add_subdirectory ( GPU )
+    message ( STATUS "CUDA libraries: " ${CUDA_LIBRARIES} )
+    include_directories ( GPU ${CUDAToolkit_INCLUDE_DIRS} )
+    link_directories ( "GPU" "${CUDA_LIBRARIES}" "/usr/local/cuda/lib64/stubs" "/usr/local/cuda/lib64" )
+endif ( )
+
 #-------------------------------------------------------------------------------
 # CHOLMOD installation location
 #-------------------------------------------------------------------------------
@@ -662,41 +659,17 @@ if ( DEMO )
 
         # link the demos with shared libraries
         target_link_libraries ( cholmod_di_simple PUBLIC CHOLMOD SuiteSparse::SuiteSparseConfig )
-        if ( SUITESPARSE_CUDA )
-            target_link_libraries ( cholmod_di_simple PUBLIC CHOLMOD_CUDA )
-        endif ( )
         target_link_libraries ( cholmod_si_simple PUBLIC CHOLMOD SuiteSparse::SuiteSparseConfig )
-        if ( SUITESPARSE_CUDA )
-            target_link_libraries ( cholmod_si_simple PUBLIC CHOLMOD_CUDA )
-        endif ( )
         target_link_libraries ( cholmod_dl_simple PUBLIC CHOLMOD SuiteSparse::SuiteSparseConfig )
-        if ( SUITESPARSE_CUDA )
-            target_link_libraries ( cholmod_dl_simple PUBLIC CHOLMOD_CUDA )
-        endif ( )
         target_link_libraries ( cholmod_sl_simple PUBLIC CHOLMOD SuiteSparse::SuiteSparseConfig )
-        if ( SUITESPARSE_CUDA )
-            target_link_libraries ( cholmod_sl_simple PUBLIC CHOLMOD_CUDA )
-        endif ( )
 
     else ( )
 
         # link the demos with static libraries
         target_link_libraries ( cholmod_di_simple PUBLIC CHOLMOD_static SuiteSparse::SuiteSparseConfig )
-        if ( SUITESPARSE_CUDA )
-            target_link_libraries ( cholmod_di_simple PUBLIC CHOLMOD_CUDA_static )
-        endif ( )
         target_link_libraries ( cholmod_si_simple PUBLIC CHOLMOD_static SuiteSparse::SuiteSparseConfig )
-        if ( SUITESPARSE_CUDA )
-            target_link_libraries ( cholmod_si_simple PUBLIC CHOLMOD_CUDA_static )
-        endif ( )
         target_link_libraries ( cholmod_dl_simple PUBLIC CHOLMOD_static SuiteSparse::SuiteSparseConfig )
-        if ( SUITESPARSE_CUDA )
-            target_link_libraries ( cholmod_dl_simple PUBLIC CHOLMOD_CUDA_static )
-        endif ( )
         target_link_libraries ( cholmod_sl_simple PUBLIC CHOLMOD_static SuiteSparse::SuiteSparseConfig )
-        if ( SUITESPARSE_CUDA )
-            target_link_libraries ( cholmod_sl_simple PUBLIC CHOLMOD_CUDA_static )
-        endif ( )
 
     endif ( )
 
@@ -718,41 +691,17 @@ if ( BUILD_SHARED_LIBS )
 
     # link the tests with shared libraries
     target_link_libraries ( cholmod_di_demo PUBLIC CHOLMOD SuiteSparse::SuiteSparseConfig )
-    if ( SUITESPARSE_CUDA )
-        target_link_libraries ( cholmod_di_demo PUBLIC CHOLMOD_CUDA )
-    endif ( )
     target_link_libraries ( cholmod_si_demo PUBLIC CHOLMOD SuiteSparse::SuiteSparseConfig )
-    if ( SUITESPARSE_CUDA )
-        target_link_libraries ( cholmod_si_demo PUBLIC CHOLMOD_CUDA )
-    endif ( )
     target_link_libraries ( cholmod_dl_demo PUBLIC CHOLMOD SuiteSparse::SuiteSparseConfig )
-    if ( SUITESPARSE_CUDA )
-        target_link_libraries ( cholmod_dl_demo PUBLIC CHOLMOD_CUDA )
-    endif ( )
     target_link_libraries ( cholmod_sl_demo PUBLIC CHOLMOD SuiteSparse::SuiteSparseConfig )
-    if ( SUITESPARSE_CUDA )
-        target_link_libraries ( cholmod_sl_demo PUBLIC CHOLMOD_CUDA )
-    endif ( )
 
 else ( )
 
     # link the tests with static libraries
     target_link_libraries ( cholmod_di_demo PUBLIC CHOLMOD_static SuiteSparse::SuiteSparseConfig )
-    if ( SUITESPARSE_CUDA )
-        target_link_libraries ( cholmod_di_demo PUBLIC CHOLMOD_CUDA_static )
-    endif ( )
     target_link_libraries ( cholmod_si_demo PUBLIC CHOLMOD_static SuiteSparse::SuiteSparseConfig )
-    if ( SUITESPARSE_CUDA )
-        target_link_libraries ( cholmod_si_demo PUBLIC CHOLMOD_CUDA_static )
-    endif ( )
     target_link_libraries ( cholmod_dl_demo PUBLIC CHOLMOD_static SuiteSparse::SuiteSparseConfig )
-    if ( SUITESPARSE_CUDA )
-        target_link_libraries ( cholmod_dl_demo PUBLIC CHOLMOD_CUDA_static )
-    endif ( )
     target_link_libraries ( cholmod_sl_demo PUBLIC CHOLMOD_static SuiteSparse::SuiteSparseConfig )
-    if ( SUITESPARSE_CUDA )
-        target_link_libraries ( cholmod_sl_demo PUBLIC CHOLMOD_CUDA_static )
-    endif ( )
 
 endif ( )
 

CHOLMOD/Config/CHOLMODConfig.cmake.in

@@ -38,27 +38,19 @@ set ( CHOLMOD_VERSION "@CHOLMOD_VERSION_MAJOR@.@CHOLMOD_VERSION_MINOR@.@CHOLMOD_
 include ( CMakeFindDependencyMacro )
 set ( _dependencies_found ON )
 
-if ( @SUITESPARSE_CUDA@ )
-    # Look for imported targets of additional dependency if CHOLMOD was built with CUDA
-
-    if ( NOT CHOLMOD_CUDA_FOUND )
-        if ( @SUITESPARSE_IN_BUILD_TREE@ )
-            # First check in a common build tree
-            find_dependency ( CHOLMOD_CUDA @CHOLMOD_VERSION_MAJOR@.@CHOLMOD_VERSION_MINOR@.@CHOLMOD_VERSION_SUB@
-                PATHS ${CMAKE_SOURCE_DIR}/../CHOLMOD/build NO_DEFAULT_PATH )
-            # Then, check in the currently active CMAKE_MODULE_PATH
-            if ( NOT CHOLMOD_CUDA_FOUND )
-                find_dependency ( CHOLMOD_CUDA @CHOLMOD_VERSION_MAJOR@.@CHOLMOD_VERSION_MINOR@.@CHOLMOD_VERSION_SUB@ )
-            endif ( )
-        else ( )
-            find_dependency ( CHOLMOD_CUDA @CHOLMOD_VERSION_MAJOR@.@CHOLMOD_VERSION_MINOR@.@CHOLMOD_VERSION_SUB@ )
-        endif ( )
-    endif ( )
-    if ( NOT CHOLMOD_CUDA_FOUND )
+# Look for NVIDIA CUDA toolkit
+if ( @SUITESPARSE_CUDA@ AND NOT CUDAToolkit_FOUND )
+    find_dependency ( CUDAToolkit @CUDAToolkit_VERSION_MAJOR@ )
+    if ( NOT CUDAToolkit_FOUND )
         set ( _dependencies_found OFF )
     endif ( )
 endif ( )
 
+if ( NOT _dependencies_found )
+    set ( CHOLMOD_FOUND OFF )
+    return ( )
+endif ( )
+
 # Look for SuiteSparse_config, COLAMD, and AMD targets
 if ( @SUITESPARSE_IN_BUILD_TREE@ )
     if ( NOT TARGET SuiteSparse::SuiteSparseConfig )