Add support for Clang-CUDA 11.x and a post-merge CI build

[alexxy/gromacs.git] / cmake / gmxManageClangCudaConfig.cmake

diff --git a/cmake/gmxManageClangCudaConfig.cmake b/cmake/gmxManageClangCudaConfig.cmake
index 8a0a1ea2125f225cfc90c03c1f1e4a8a23241c7e..2f25ceddb1d18856096ea1a6eb01ef22b7647838 100644 (file)
--- a/cmake/gmxManageClangCudaConfig.cmake
+++ b/cmake/gmxManageClangCudaConfig.cmake
@@ -79,7 +79,9 @@ if (GMX_CUDA_TARGET_SM)
         list(APPEND _CUDA_CLANG_GENCODE_FLAGS "--cuda-gpu-arch=sm_${_target}")
     endforeach()
 else()
-    list(APPEND _CUDA_CLANG_GENCODE_FLAGS "--cuda-gpu-arch=sm_30")
+    if (CUDA_VERSION VERSION_LESS 11.0)
+        list(APPEND _CUDA_CLANG_GENCODE_FLAGS "--cuda-gpu-arch=sm_30")
+    endif()
     list(APPEND _CUDA_CLANG_GENCODE_FLAGS "--cuda-gpu-arch=sm_35")
     # clang 6.0 + CUDA 9.0 seems to have issues generating code for sm_37
     if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 6.0 OR CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 6.0.999)
@@ -90,9 +92,16 @@ else()
     list(APPEND _CUDA_CLANG_GENCODE_FLAGS "--cuda-gpu-arch=sm_60")
     list(APPEND _CUDA_CLANG_GENCODE_FLAGS "--cuda-gpu-arch=sm_61")
     list(APPEND _CUDA_CLANG_GENCODE_FLAGS "--cuda-gpu-arch=sm_70")
-    # Enable this when clang (8.0 ?) introduces sm_75 support
-    #if (NOT CUDA_VERSION VERSION_LESS 10.0)
-    #    list(APPEND _CUDA_CLANG_GENCODE_FLAGS "--cuda-gpu-arch=sm_75")
+    if (NOT CUDA_VERSION VERSION_LESS 10.0)
+        list(APPEND _CUDA_CLANG_GENCODE_FLAGS "--cuda-gpu-arch=sm_75")
+    endif()
+    # Enable this when clang (12.0 ?) properly recognizes CUDA 11.0
+    #if(NOT CUDA_VERSION VERSION_LESS 11.0)
+    #    list(APPEND _CUDA_CLANG_GENCODE_FLAGS "--cuda-gpu-arch=sm_80")
+    #endif()
+    # Enable this when clang (12.0 ?) introduces sm_86 support
+    #if(NOT CUDA_VERSION VERSION_LESS 11.1)
+    #    list(APPEND _CUDA_CLANG_GENCODE_FLAGS "--cuda-gpu-arch=sm_86")
     #endif()
 endif()
 if (GMX_CUDA_TARGET_SM)