chore: import upstream snapshot with attribution

tensorflow/lite/tools/benchmark/proto/BUILD

@@ -0,0 +1,34 @@
+load("@com_google_protobuf//bazel:proto_library.bzl", "proto_library")
+load("@rules_python//python:proto.bzl", "py_proto_library")
+load("//tensorflow:tensorflow.default.bzl", "get_compatible_with_portable")
+load(
+    "//tensorflow/core/platform:build_config.bzl",
+    "tf_proto_library",
+)
+
+package(
+    # copybara:uncomment default_applicable_licenses = ["//tensorflow:LICENSE"],
+    default_visibility = ["//visibility:public"],
+    licenses = ["notice"],
+)
+
+proto_library(
+    name = "benchmark_result_proto",
+    srcs = ["benchmark_result.proto"],
+    compatible_with = get_compatible_with_portable(),
+    visibility = ["//visibility:public"],
+)
+
+tf_proto_library(
+    name = "benchmark_result",  # bzl adds _py for python proto library
+    srcs = ["benchmark_result.proto"],
+    visibility = ["//visibility:public"],
+)
+
+# copybara:uncomment_begin(google-only)
+# py_proto_library(
+#     name = "benchmark_result_py_pb2",
+#     compatible_with = get_compatible_with_portable(),
+#     deps = [":benchmark_result_proto"],
+# )
+# copybara:uncomment_end

tensorflow/lite/tools/benchmark/proto/CMakeLists.txt

@@ -0,0 +1,36 @@
+#
+# Copyright 2025 The TensorFlow Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+find_package(Protobuf REQUIRED)
+
+add_library(benchmark_result_proto benchmark_result.proto)
+
+list(APPEND benchmark_result_generated_files
+    ${CMAKE_BINARY_DIR}/tensorflow/lite/tools/benchmark/proto/benchmark_result.pb.cc
+    ${CMAKE_BINARY_DIR}/tensorflow/lite/tools/benchmark/proto/benchmark_result.pb.h)
+
+# Generate benchmark_result.pb.cc and benchmark_result.pb.h from
+# benchmark_result.proto using protoc. Once the protobuf package version is
+# upgraded, we can use protobuf_generate_cpp/protobuf_generate here directly.
+add_custom_command(
+    OUTPUT ${benchmark_result_generated_files}
+    COMMAND ${Protobuf_PROTOC_EXECUTABLE}
+    ARGS --cpp_out=${CMAKE_BINARY_DIR} --proto_path=${TENSORFLOW_SOURCE_DIR} ${CMAKE_CURRENT_SOURCE_DIR}/benchmark_result.proto
+    DEPENDS ${Protobuf_PROTOC_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/benchmark_result.proto
+)
+
+set_source_files_properties(${benchmark_result_generated_files} PROPERTIES GENERATED TRUE)
+target_sources(benchmark_result_proto PRIVATE ${benchmark_result_generated_files})
+target_link_libraries(benchmark_result_proto protobuf::libprotobuf)
+target_include_directories(benchmark_result_proto PUBLIC ${CMAKE_BINARY_DIR})

tensorflow/lite/tools/benchmark/proto/benchmark_result.proto

@@ -0,0 +1,73 @@
+/* Copyright 2025 The TensorFlow Authors. All Rights Reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+==============================================================================*/
+
+syntax = "proto2";
+
+package tflite.tools.benchmark;
+
+option java_multiple_files = true;
+option java_package = "tflite.tools.benchmark";
+
+// Next ID: 11
+message LatencyMetrics {
+  // Note all fields defined here refers to wall time by default.
+  optional float avg_ms = 1;
+  optional float min_ms = 2;
+  optional float max_ms = 3;
+  optional float stddev_ms = 4;
+  optional float median_ms = 5;
+  optional float p5_ms = 6;
+  optional float p95_ms = 7;
+  optional float init_ms = 8;
+  optional float first_inference_ms = 9;
+  optional float average_warm_up_ms = 10;
+}
+
+// Next ID: 4
+message MemoryMetrics {
+  // The amount of memory allocated during model initialization. This is the
+  // delta of memory footprint after the model has been loaded and interpreter
+  // has been created, compared to the memory footprint at the beginning of the
+  // benchmark tool.
+  optional int64 init_footprint_kb = 1;
+
+  // The memory allocated during the model initialization and execution.
+  // This is the delta of memory footprint after the model has been intialized
+  // and executed, compared to the memory footprint at the beginning of the
+  // benchmark tool.
+  optional int64 overall_footprint_kb = 2;
+
+  // Peak memory usage (in megabytes).
+  optional float peak_mem_mb = 3;
+}
+
+// Next ID: 5
+message MiscMetrics {
+  optional float model_size_mb = 1;
+  optional int32 num_runs = 2;
+  optional int32 num_warmup_runs = 3;
+  // Model throughput in megabytes per second. This is the average throughput
+  // of the model over all the inferences.
+  optional float model_throughput_in_mb_per_sec = 4;
+}
+
+// Next ID: 5
+message BenchmarkResult {
+  // The name representing the configuration of the benchmark run.
+  optional string name = 1;
+  optional LatencyMetrics latency_metrics = 2;
+  optional MemoryMetrics memory_metrics = 3;
+  optional MiscMetrics misc_metrics = 4;
+}