Update on "[slimtensor] integration into backend"

Differential Revision: [D90606409](https://our.internmc.facebook.com/intern/diff/D90606409/)

[ghstack-poisoned]

Author: Gasoonjia

backends/aoti/CMakeLists.txt

@@ -25,34 +25,25 @@ endif()
 include(${EXECUTORCH_ROOT}/tools/cmake/Utils.cmake)
 find_package_torch()
 
-# Common AOTI functionality - combines all AOTI common components
-set(_aoti_common_sources common_shims.cpp)
-add_library(aoti_common STATIC ${_aoti_common_sources})
+# Common AOTI functionality - header-only library for common shims
+add_library(aoti_common INTERFACE)
 target_include_directories(
   aoti_common
-  PUBLIC $<BUILD_INTERFACE:${EXECUTORCH_ROOT}> $<INSTALL_INTERFACE:include>
-         $<BUILD_INTERFACE:${EXECUTORCH_ROOT}/..>
+  INTERFACE $<BUILD_INTERFACE:${EXECUTORCH_ROOT}>
+            $<INSTALL_INTERFACE:include>
+            $<BUILD_INTERFACE:${EXECUTORCH_ROOT}/..>
 )
 target_compile_options(
   aoti_common
-  PUBLIC $<$<CXX_COMPILER_ID:MSVC>:/EHsc /GR>
-         $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-fexceptions -frtti -fPIC>
+  INTERFACE $<$<CXX_COMPILER_ID:MSVC>:/EHsc /GR>
+            $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-fexceptions -frtti -fPIC>
 )
 target_compile_definitions(
-  aoti_common PRIVATE $<$<PLATFORM_ID:Windows>:EXPORT_AOTI_FUNCTIONS>
+  aoti_common INTERFACE $<$<PLATFORM_ID:Windows>:EXPORT_AOTI_FUNCTIONS>
 )
-# Ensure symbols are exported properly
-if(APPLE)
-  target_link_options(aoti_common PUBLIC -Wl,-export_dynamic)
-else()
-  target_link_options(
-    aoti_common PUBLIC $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wl,--export-dynamic>
-  )
-endif()
 
 # Link against ExecuTorch libraries and standard libraries
-target_link_libraries(aoti_common PUBLIC extension_tensor ${CMAKE_DL_LIBS})
-executorch_target_link_options_shared_lib(aoti_common)
+target_link_libraries(aoti_common INTERFACE extension_tensor ${CMAKE_DL_LIBS})
 
 install(
   TARGETS aoti_common