Make ROCM_DIR default ROCm path for rocprof

Signed-off-by: zichguan-amd <zichuan.guan@amd.com>

rdc_libs/rdc/CMakeLists.txt

@@ -83,3 +83,6 @@ if("${CMAKE_BUILD_TYPE}" STREQUAL Release)
         TARGET ${RDC_LIB}
         POST_BUILD COMMAND ${CMAKE_STRIP} ${RDC_LIB_COMPONENT}.so)
 endif()
+
+# pass ROCM_DIR to compiler
+target_compile_definitions(${RDC_LIB} PRIVATE ROCM_DIR="${ROCM_DIR}")

rdc_libs/rdc/src/RdcRocpLib.cc

@@ -154,7 +154,7 @@ rdc_status_t RdcRocpLib::rdc_telemetry_fields_unwatch(rdc_gpu_field_t* fields,
 
 std::string RdcRocpLib::get_rocm_path() {
   // set default rocm path in case lookup fails
-  std::string rocm_path("/opt/rocm");
+  std::string rocm_path(ROCM_DIR);
   const char* rocm_path_env = getenv("ROCM_PATH");
   if (rocm_path_env != nullptr) {
     rocm_path = rocm_path_env;