ACC: install interface

- General: acc/acc.h acc/acc_bench.h acc/acc_libsmm.h
- OpenCL: acc/opencl/acc_opencl.h

Author: hfp

CMakeLists.txt

@@ -5,7 +5,7 @@ set(CMAKE_INTERPROCEDURAL_OPTIMIZATION FALSE FORCE)
 # include our cmake snippets
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
 # DBCSR's source directory
-set(DBCSR_SOURCE_DIR src)
+set(DBCSR_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/src)
 
 # =================================================================================================
 # REQUIRE OUT-OF-SOURCE BUILDS
@@ -236,16 +236,19 @@ Intel MPI compiler wrappers. Check the INSTALL.md for more information.")
 endif ()
 
 # =================================== GPU backends
+
+if (NOT USE_ACCEL MATCHES "none")
+  set(DBCSR_ACC_HEADER acc/acc.h acc/acc_bench.h acc/acc_libsmm.h)
+endif ()
+
 if (USE_ACCEL MATCHES "opencl")
   find_package(OpenCL REQUIRED)
   enable_language(C)
 
-  set(DBCSR_OPENCL_TOOLDIR
-      ${CMAKE_CURRENT_SOURCE_DIR}/${DBCSR_SOURCE_DIR}/acc/opencl)
-  set(DBCSR_OPENCL_SCRIPT ${DBCSR_OPENCL_TOOLDIR}/acc_opencl.sh)
-
-  set(DBCSR_OPENCL_COMMON common/opencl_atomics.h common/opencl_common.h)
-  list(TRANSFORM DBCSR_OPENCL_COMMON PREPEND ${DBCSR_OPENCL_TOOLDIR}/)
+  set(DBCSR_OPENCL_SCRIPT ${DBCSR_SOURCE_DIR}/acc/opencl/acc_opencl.sh)
+  set(DBCSR_OPENCL_COMMON acc/opencl/common/opencl_atomics.h
+                          acc/opencl/common/opencl_common.h)
+  list(APPEND DBCSR_ACC_HEADER acc/opencl/acc_opencl.h)
 endif ()
 
 if (USE_ACCEL MATCHES "cuda|hip")

src/CMakeLists.txt

@@ -350,11 +350,19 @@ if (WITH_C_API)
     DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}")
 endif ()
 
+if (NOT USE_ACCEL MATCHES "none")
+  foreach (FILE ${DBCSR_ACC_HEADER})
+    cmake_path(GET FILE PARENT_PATH SUBDIR)
+    install(FILES "${FILE}" DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/${SUBDIR}")
+  endforeach ()
+endif ()
+
 if (USE_ACCEL MATCHES "opencl")
   install(PROGRAMS "${DBCSR_OPENCL_SCRIPT}"
           DESTINATION "${CMAKE_INSTALL_DATADIR}/opencl")
   foreach (FILE ${DBCSR_OPENCL_COMMON})
-    install(FILES "${FILE}" DESTINATION "${CMAKE_INSTALL_DATADIR}/opencl")
+    cmake_path(GET FILE PARENT_PATH SUBDIR)
+    install(FILES "${FILE}" DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/${SUBDIR}")
   endforeach ()
 endif ()
 

src/acc/opencl/smm/CMakeLists.txt

@@ -1,8 +1,3 @@
-set(DBCSR_OPENCL_KERNELS_INC ${CMAKE_CURRENT_SOURCE_DIR}/opencl_kernels.h)
-
-set(DBCSR_OPENCL_KERNELS kernels/multiply.cl kernels/transpose.cl)
-list(TRANSFORM DBCSR_OPENCL_KERNELS PREPEND ${CMAKE_CURRENT_SOURCE_DIR}/)
-
 set(DBCSR_OPENCL_PARAMS_WITHGPU
     ${CMAKE_CURRENT_SOURCE_DIR}/params/tune_multiply_${WITH_GPU}.csv)
 set(DBCSR_OPENCL_PARAMS_CUSTOM ${CMAKE_CURRENT_SOURCE_DIR}/tune_multiply.csv)
@@ -22,12 +17,20 @@ else ()
 endif ()
 message(STATUS ${DBCSR_OPENCL_SCRIPT_MSG})
 
+set(DBCSR_OPENCL_KERNELS kernels/multiply.cl kernels/transpose.cl)
+list(TRANSFORM DBCSR_OPENCL_KERNELS PREPEND ${CMAKE_CURRENT_SOURCE_DIR}/)
+
+list(APPEND DBCSR_OPENCL_DEPENDS ${DBCSR_ACC_HEADER} ${DBCSR_OPENCL_COMMON})
+list(TRANSFORM DBCSR_OPENCL_DEPENDS PREPEND ${DBCSR_SOURCE_DIR}/)
+
+set(DBCSR_OPENCL_KERNELS_INC ${CMAKE_CURRENT_SOURCE_DIR}/opencl_kernels.h)
+
 add_custom_target(
   parameters # ALL
   COMMAND
     ${DBCSR_OPENCL_SCRIPT} ${DBCSR_OPENCL_SCRIPT_ARGS} ${DBCSR_OPENCL_KERNELS}
     ${DBCSR_OPENCL_PARAMS} ${DBCSR_OPENCL_KERNELS_INC}
-  DEPENDS ${DBCSR_OPENCL_SCRIPT} ${DBCSR_OPENCL_KERNELS} ${DBCSR_OPENCL_COMMON}
+  DEPENDS ${DBCSR_OPENCL_SCRIPT} ${DBCSR_OPENCL_KERNELS} ${DBCSR_OPENCL_DEPENDS}
   BYPRODUCTS ${DBCSR_OPENCL_KERNELS_INC}
   COMMENT ${DBCSR_OPENCL_SCRIPT_MSG})