Update

[ghstack-poisoned]

Author: swolchok

extension/parallel/CMakeLists.txt

@@ -0,0 +1,25 @@
+# Copyright (c) Meta Platforms, Inc. and affiliates.
+# All rights reserved.
+#
+# This source code is licensed under the BSD-style license found in the
+# LICENSE file in the root directory of this source tree.
+
+# Please keep this file formatted by running:
+# ~~~
+# cmake-format -i CMakeLists.txt
+# ~~~
+
+if(NOT (EXECUTORCH_BUILD_PTHREADPOOL AND EXECUTORCH_BUILD_CPUINFO))
+  message(FATAL_ERROR "extension/parallel requires extension/threadpool")
+endif()
+
+add_library(extension_parallel thread_parallel.cpp)
+
+target_link_libraries(extension_parallel PUBLIC executorch_core extension_threadpool)
+target_compile_options(extension_parallel PUBLIC ${_common_compile_options})
+
+install(
+  TARGETS extension_parallel
+  DESTINATION lib
+  INCLUDES
+  DESTINATION ${_common_include_directories})