Modernize cmake usage for finding amd_comgr

Don't use find_path on the header, it's redundant with the interface
include directories on the imported target. Use the target specific
forms for including and linking it.

Change-Id: I3923143c992888ee7d5ee1130084ac2e5eaa0f3a


[ROCm/clr commit: 83455f36c5]

projects/clr/rocclr/CMakeLists.txt

@@ -22,12 +22,7 @@ find_package(amd_comgr REQUIRED CONFIG
 )
 MESSAGE(STATUS "Code Object Manager found at ${amd_comgr_DIR}.")
 
-find_path(COMGR_INCLUDE
-   NAMES amd_comgr.h
-   PATH_SUFFIXES include
-   PATHS /opt/rocm
-)
-
+# FIXME: Use find_package(OpenCL)
 find_library( OpenCL REQUIRED CONFIG
    PATHS
       /opt/rocm
@@ -84,7 +79,6 @@ include_directories(${OPENCL_DIR}/khronos)
 include_directories(${OPENCL_DIR}/khronos/headers)
 include_directories(${OPENCL_DIR}/khronos/headers/opencl2.2)
 include_directories(${OPENCL_INCLUDE_DIR})
-include_directories(${COMGR_INCLUDE})
 
 
 include_directories(${CMAKE_CURRENT_SOURCE_DIR}/compiler/lib)
@@ -106,9 +100,6 @@ else ()
   add_subdirectory(device/rocm)
 endif()
 
-
-#find_package(amd_comgr REQUIRED CONFIG)
-include_directories("$<TARGET_PROPERTY:amd_comgr,INTERFACE_INCLUDE_DIRECTORIES>")
 set(COMGR_CPP device/comgrctx.cpp)
 
 add_subdirectory( elf/utils/libelf "${CMAKE_CURRENT_BINARY_DIR}/libelf" )
@@ -147,6 +138,9 @@ add_library(oclruntime OBJECT
   ${COMGR_CPP}
 )
 
+target_include_directories(oclruntime PUBLIC
+    $<TARGET_PROPERTY:amd_comgr,INTERFACE_INCLUDE_DIRECTORIES>)
+
 set_target_properties(oclruntime PROPERTIES POSITION_INDEPENDENT_CODE ON)
 
 add_library(amdvdi_static STATIC

projects/clr/rocclr/device/rocm/CMakeLists.txt

@@ -1,12 +1,3 @@
-include_directories(${CMAKE_CURRENT_SOURCE_DIR}/compiler/lib/loaders/elf/utils/common)
-include_directories(${CMAKE_CURRENT_SOURCE_DIR}/compiler/lib/loaders/elf/utils/libelf)
-include_directories(${CMAKE_CURRENT_BINARY_DIR})
-include_directories(${ROCM_OCL_INCLUDES})
-
-if(${USE_COMGR_LIBRARY} MATCHES "yes")
-  add_definitions(-DUSE_COMGR_LIBRARY)
-endif()
-
 add_library(oclrocm OBJECT
   roccounters.cpp
   rocprintf.cpp
@@ -24,5 +15,23 @@ add_library(oclrocm OBJECT
   rochcprintf.cpp
   rochostcall.cpp
 )
+
+
+target_include_directories(oclrocm
+  PUBLIC
+    $<TARGET_PROPERTY:amd_comgr,INTERFACE_INCLUDE_DIRECTORIES>
+  PRIVATE
+    ${CMAKE_CURRENT_SOURCE_DIR}/compiler/lib/loaders/elf/utils/common
+    ${CMAKE_CURRENT_SOURCE_DIR}/compiler/lib/loaders/elf/utils/libelf
+    ${CMAKE_CURRENT_BINARY_DIR}
+    ${ROCM_OCL_INCLUDES})
+
+
+# FIXME: Move this to config header.
+if(${USE_COMGR_LIBRARY} MATCHES "yes")
+  target_compile_definitions(oclrocm
+    PUBLIC USE_COMGR_LIBRARY)
+endif()
+
 set_target_properties(oclrocm PROPERTIES POSITION_INDEPENDENT_CODE ON)