Switch from using hipcc to using Clang compiler initial implementation (

#434)

.jenkins/common.groovy

@@ -20,7 +20,7 @@ def runCompileCommand(platform, project, jobName, boolean debug=false, boolean s
                 mkdir -p build/${buildTypeDir} && cd build/${buildTypeDir}
                 # gfxTargetParser reads gfxarch and adds target features such as xnack
                 ${auxiliary.gfxTargetParser()}
-                ${cmake} -DCMAKE_CXX_COMPILER=/opt/rocm/bin/hipcc ${buildTypeArg} ${buildStatic} ${amdgpuTargets} ${codeCovFlag} -DBUILD_TEST=ON -DBUILD_BENCHMARK=ON ../..
+                ${cmake} --toolchain=toolchain-linux.cmake ${buildTypeArg} ${buildStatic} ${amdgpuTargets} ${codeCovFlag} -DBUILD_TEST=ON -DBUILD_BENCHMARK=ON ../..
                 make -j\$(nproc)
                 """
 

install

@@ -142,11 +142,11 @@ fi
 #   BUILD_BENCHMARK - off by default.
 #
 # ! IMPORTANT !
-# On ROCm platform set C++ compiler to HIPCC. You can do it by adding 'CXX=<path-to-hipcc>'
-# before 'cmake' or setting cmake option 'CMAKE_CXX_COMPILER' to path to the HIPCC compiler.
+# On ROCm platform set C++ compiler to clang++ >= 17. You can do it by adding 'CXX=<path-to-clang>'
+# before 'cmake' or setting cmake option 'CMAKE_CXX_COMPILER' to path to the clang++ compiler.
 #
 
-compiler="hipcc"
+cmake_common_options="${cmake_common_options} --toolchain=toolchain-linux.cmake"
 
 cmake_executable="cmake"
 
@@ -169,15 +169,15 @@ else
 fi
 
 if [[ "${build_relocatable}" == true ]]; then
-    CXX=${rocm_path}/bin/$compiler ${cmake_executable}  -DCMAKE_INSTALL_PREFIX="${rocm_path}" \
+    ${cmake_executable}  -DCMAKE_INSTALL_PREFIX="${rocm_path}" \
     -DBUILD_TEST=ON -DBUILD_BENCHMARK=ON ${cmake_common_options} \
     -DCMAKE_PREFIX_PATH="${rocm_path};${rocm_path}/hip" \
     -DCMAKE_SHARED_LINKER_FLAGS="${rocm_rpath}" \
     -DROCM_DISABLE_LDCONFIG=ON \
     -DCMAKE_MODULE_PATH="${rocm_path}/lib/cmake/hip;${rocm_path}/hip/cmake" \
     ../../. # or cmake-gui ../.
 else
-    CXX=${rocm_path}/bin/$compiler ${cmake_executable} ${clients} ${cmake_common_options} ../../. # or cmake-gui ../.
+    ${cmake_executable} ${clients} ${cmake_common_options} ../../. # or cmake-gui ../.
 fi
 check_exit_code "$?"
 

toolchain-linux.cmake

@@ -6,12 +6,18 @@
 if (DEFINED ENV{ROCM_PATH})
   set(rocm_bin "$ENV{ROCM_PATH}/bin")
 else()
+  set(ROCM_PATH "/opt/rocm" CACHE PATH "Path to the ROCm installation.")
   set(rocm_bin "/opt/rocm/bin")
 endif()
 
+if (NOT DEFINED ENV{CXX})
+  set(CMAKE_CXX_COMPILER "${rocm_bin}/amdclang++")
+else()
+  set(CMAKE_CXX_COMPILER "$ENV{CXX}")
+endif()
 
-# set(CMAKE_CXX_COMPILER "hipcc")
-# set(CMAKE_C_COMPILER "hipcc")
-set(CMAKE_CXX_COMPILER "${rocm_bin}/hipcc")
-set(CMAKE_C_COMPILER "${rocm_bin}/hipcc")
-
+if (NOT DEFINED ENV{CC})
+  set(CMAKE_C_COMPILER "${rocm_bin}/amdclang")
+else()
+  set(CMAKE_C_COMPILER "$ENV{CC}")
+endif()