Move metadata util to extension/llm/runner.

Differential Revision: D61108863

Pull Request resolved: #4664

Author: shoumikhin

examples/models/llama2/runner/runner.cpp

@@ -16,7 +16,7 @@
 #include <executorch/extension/llm/tokenizer/bpe_tokenizer.h>
 #endif /* ET_USE_TIKTOKEN*/
 #include <executorch/extension/evalue_util/print_evalue.h>
-#include <executorch/extension/module/metadata_util.h>
+#include <executorch/extension/llm/runner/metadata_util.h>
 #include <executorch/extension/runner_util/managed_tensor.h>
 
 #include <ctime>

examples/models/llama2/runner/targets.bzl

@@ -32,6 +32,7 @@ def define_common_targets():
             ],
             exported_deps = [
                 "//executorch/backends/xnnpack:xnnpack_backend",
+                "//executorch/extension/llm/runner:metadata_util" + aten_suffix,
                 "//executorch/extension/llm/runner:stats",
                 "//executorch/extension/llm/runner:text_decoder_runner" + aten_suffix,
                 "//executorch/extension/llm/runner:text_prefiller" + aten_suffix,

extension/module/metadata_util.h renamed to extension/llm/runner/metadata_util.h

@@ -44,3 +44,14 @@ def define_common_targets():
                 "//executorch/extension/runner_util:managed_tensor" + aten_suffix,
             ],
         )
+
+        runtime.cxx_library(
+            name = "metadata_util" + aten_suffix,
+            exported_headers = ["metadata_util.h"],
+            visibility = [
+                "@EXECUTORCH_CLIENTS",
+            ],
+            exported_deps = [
+                "//executorch/extension/module:module" + aten_suffix,
+            ],
+        )

extension/llm/runner/targets.bzl

@@ -17,7 +17,6 @@ def define_common_targets():
             ],
             exported_headers = [
                 "module.h",
-                "metadata_util.h",
             ],
             visibility = [
                 "@EXECUTORCH_CLIENTS",