Failsafe find_package(hsa

In case old has is being used & find package is not working
We fall back to old method of descorving the libraries
and headers to make this RBT compile and make package

CMakeLists.txt

@@ -109,12 +109,8 @@ elseif("${CMAKE_SYSTEM_PROCESSOR}" STREQUAL "x86")
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -m32")
 endif()
 
-find_package(hsa-runtime64 REQUIRED
-   PATHS  /opt/rocm
-  )
-message( " hsa-runtime64 found @  ${hsa-runtime64_DIR} " )
-
 # Set project requirements
+set(ROC_THUNK_NAME "hsakmt")
 set(CORE_RUNTIME_NAME "hsa-runtime")
 set(CORE_RUNTIME_TARGET "${CORE_RUNTIME_NAME}64")
 
@@ -125,6 +121,23 @@ if(NOT DEFINED CMAKE_MODULE_PATH)
 endif()
 include(utils)
 
+#making find_package(has-runtime64 Optional as it can fail when building old hsa
+#When find_package fails, then using old method of find_libraries for
+#searching the required libs for building RBT
+find_package(hsa-runtime64
+   PATHS  /opt/rocm )
+if(${hsa-runtime64_FOUND})
+  message( " hsa-runtime64 found @  ${hsa-runtime64_DIR} " )
+else()
+  message(" hsa-runtime64 NOT found Resolving to OLD Way" )
+  find_path(ROCR_HDR hsa.h PATHS "/opt/rocm" PATH_SUFFIXES include/hsa  REQUIRED )
+  INCLUDE_DIRECTORIES(${ROCR_HDR})
+  # Search for ROCr library file
+  find_library(ROCR_LIB ${CORE_RUNTIME_TARGET} PATHS "/opt/rocm" PATH_SUFFIXES lib lib64 REQUIRED)
+  # Search for ROCt library file
+  find_library(ROCT_LIB ${ROC_THUNK_NAME} PATHS "/opt/rocm" PATH_SUFFIXES lib lib64 REQUIRED)
+endif()
+
 #
 # Set the package version for the test. It is critical that this
 # value track what is used in the test source. The code from utils
@@ -152,7 +165,11 @@ aux_source_directory(${CMAKE_CURRENT_SOURCE_DIR} Src)
 
 # Build and link the test program
 add_executable(${TEST_NAME} ${Src})
-target_link_libraries(${TEST_NAME} PRIVATE hsa-runtime64::hsa-runtime64)
+if(${hsa-runtime64_FOUND})
+   target_link_libraries(${TEST_NAME} PRIVATE hsa-runtime64::hsa-runtime64)
+else()
+   target_link_libraries(${TEST_NAME} PRIVATE ${ROCR_LIB} ${ROCT_LIB} )
+endif()
 target_link_libraries(${TEST_NAME} PRIVATE c stdc++ dl pthread rt)
 
 # Update linker flags to include RPATH

Readme.md

@@ -31,16 +31,23 @@ The following simply lists the steps to build RocBandwidthTest
     The argument for cmake should be the root folder of RocBandwidthTest
     test suite
 
+        // Assume that Roc Runtime has its libraries & headers are located in the path :
+        // libraries : _ABSOLUTE_PATH_TO_ROCR_LIBS_/lib
+        // headers   : _ABSOLUTE_PATH_TO_ROCR_LIBS_/include/hsa
+        // Note : Observe that both include & lib folder are under common path (_ABSOLUTE_PATH_TO_ROCR_LIBS_)
+
         // Builds Debug version
-        // Assumes pwd is .../roc_bandwidth_test/build
-        e.g. cmake -DROCR_LIB_DIR="Path of ROC Runtime Library Files"  \
-                   -DROCR_INC_DIR="Path of ROC Runtime Header Files"   \
-                   -DCMAKE_BUILD_TYPE:STRING=Debug ..
+        // Assumes pwd is _ABSOLUTE_PATH_TO_RBT/roc_bandwidth_test/build
+
+        e.g. cmake -DCMAKE_BUILD_TYPE="Debug"   \
+                   -DCMAKE_MODULE_PATH="_ABSOLUTE_PATH_TO_RBT/roc_bandwidth_test/cmake_modules"  \
+                   -DCMAKE_PREFIX_PATH="_ABSOLUTE_PATH_TO_ROCR_LIBS_"
+                   ..
 
         // Builds Release version - default
-        // Assumes pwd is .../roc_bandwidth_test/build
-        e.g. cmake -DROCR_LIB_DIR="Path of ROC Runtime Library Files"  \
-                   -DROCR_INC_DIR="Path of ROC Runtime Header Files"   \
+        // Assumes pwd is _ABSOLUTE_PATH_TO_RBT/roc_bandwidth_test/build
+        e.g. cmake -DCMAKE_MODULE_PATH="_ABSOLUTE_PATH_TO_RBT/roc_bandwidth_test/cmake_modules"  \
+                   -DCMAKE_PREFIX_PATH="_ABSOLUTE_PATH_TO_ROCR_LIBS_"
                    ..
 
 --- Invoke the native build rules generated by cmake to build the various