[bazel] Add BUILD files for benchmark protos

This change adds BUILD files to //benchmarks that allow
users to consume the .proto files in that directory
to run benchmarks (e.g. for custom generators).

benchmarks/BUILD

@@ -0,0 +1,53 @@
+load("@rules_cc//cc:defs.bzl", "cc_proto_library")
+load("@rules_java//java:defs.bzl", "java_proto_library")
+load("@rules_proto//proto:defs.bzl", "proto_library")
+
+proto_library(
+    name = "benchmarks_proto",
+    srcs = [
+        "benchmarks.proto",
+    ],
+    strip_import_prefix = "/benchmarks",
+    visibility = ["//visibility:public"],
+)
+
+cc_proto_library(
+    name = "benchmarks_cc_proto",
+    visibility = ["//visibility:public"],
+    deps = [
+        "benchmarks_proto",
+    ],
+)
+
+java_proto_library(
+    name = "benchmarks_java_proto",
+    visibility = ["//visibility:public"],
+    deps = [
+        "benchmarks_proto",
+    ],
+)
+
+proto_library(
+    name = "google_size_proto",
+    srcs = [
+        "google_size.proto",
+    ],
+    strip_import_prefix = "/benchmarks",
+    visibility = ["//visibility:public"],
+)
+
+cc_proto_library(
+    name = "google_size_cc_proto",
+    visibility = ["//visibility:public"],
+    deps = [
+        "google_size_proto",
+    ],
+)
+
+java_proto_library(
+    name = "google_size_java_proto",
+    visibility = ["//visibility:public"],
+    deps = [
+        "google_size_proto",
+    ],
+)

benchmarks/datasets/BUILD

@@ -0,0 +1,51 @@
+load("@rules_cc//cc:defs.bzl", "cc_library")
+load("@rules_java//java:defs.bzl", "java_library")
+load("@rules_proto//proto:defs.bzl", "proto_library")
+
+filegroup(
+    name = "datasets",
+    srcs = [
+        "//benchmarks/datasets/google_message1/proto2:datasets",
+        "//benchmarks/datasets/google_message1/proto3:datasets",
+        "//benchmarks/datasets/google_message2:datasets",
+        "//benchmarks/datasets/google_message3:datasets",
+        "//benchmarks/datasets/google_message4:datasets",
+    ],
+    visibility = ["//visibility:public"],
+)
+
+proto_library(
+    name = "protos",
+    visibility = ["//visibility:public"],
+    deps = [
+        "//benchmarks/datasets/google_message1/proto2:benchmark_message1_proto2_proto",
+        "//benchmarks/datasets/google_message1/proto3:benchmark_message1_proto3_proto",
+        "//benchmarks/datasets/google_message2:benchmark_message2_proto",
+        "//benchmarks/datasets/google_message3:benchmark_message3_proto",
+        "//benchmarks/datasets/google_message4:benchmark_message4_proto",
+    ],
+)
+
+cc_library(
+    name = "cc_protos",
+    visibility = ["//visibility:public"],
+    deps = [
+        "//benchmarks/datasets/google_message1/proto2:benchmark_message1_proto2_cc_proto",
+        "//benchmarks/datasets/google_message1/proto3:benchmark_message1_proto3_cc_proto",
+        "//benchmarks/datasets/google_message2:benchmark_message2_cc_proto",
+        "//benchmarks/datasets/google_message3:benchmark_message3_cc_proto",
+        "//benchmarks/datasets/google_message4:benchmark_message4_cc_proto",
+    ],
+)
+
+java_library(
+    name = "java_protos",
+    visibility = ["//visibility:public"],
+    exports = [
+        "//benchmarks/datasets/google_message1/proto2:benchmark_message1_proto2_java_proto",
+        "//benchmarks/datasets/google_message1/proto3:benchmark_message1_proto3_java_proto",
+        "//benchmarks/datasets/google_message2:benchmark_message2_java_proto",
+        "//benchmarks/datasets/google_message3:benchmark_message3_java_proto",
+        "//benchmarks/datasets/google_message4:benchmark_message4_java_proto",
+    ],
+)

benchmarks/datasets/google_message1/proto2/BUILD

@@ -0,0 +1,44 @@
+load("@rules_cc//cc:defs.bzl", "cc_proto_library")
+load("@rules_java//java:defs.bzl", "java_proto_library")
+load("@rules_proto//proto:defs.bzl", "proto_library")
+
+filegroup(
+    name = "datasets",
+    srcs = [
+        "dataset.google_message1_proto2.pb",
+    ],
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+)
+
+proto_library(
+    name = "benchmark_message1_proto2_proto",
+    srcs = [
+        "benchmark_message1_proto2.proto",
+    ],
+    strip_import_prefix = "/benchmarks",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+)
+
+cc_proto_library(
+    name = "benchmark_message1_proto2_cc_proto",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+    deps = [
+        "benchmark_message1_proto2_proto",
+    ],
+)
+
+java_proto_library(
+    name = "benchmark_message1_proto2_java_proto",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+    deps = [
+        "benchmark_message1_proto2_proto",
+    ],
+)

benchmarks/datasets/google_message1/proto3/BUILD

@@ -0,0 +1,44 @@
+load("@rules_cc//cc:defs.bzl", "cc_proto_library")
+load("@rules_java//java:defs.bzl", "java_proto_library")
+load("@rules_proto//proto:defs.bzl", "proto_library")
+
+filegroup(
+    name = "datasets",
+    srcs = [
+        "dataset.google_message1_proto3.pb",
+    ],
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+)
+
+proto_library(
+    name = "benchmark_message1_proto3_proto",
+    srcs = [
+        "benchmark_message1_proto3.proto",
+    ],
+    strip_import_prefix = "/benchmarks",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+)
+
+cc_proto_library(
+    name = "benchmark_message1_proto3_cc_proto",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+    deps = [
+        "benchmark_message1_proto3_proto",
+    ],
+)
+
+java_proto_library(
+    name = "benchmark_message1_proto3_java_proto",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+    deps = [
+        "benchmark_message1_proto3_proto",
+    ],
+)

benchmarks/datasets/google_message2/BUILD

@@ -0,0 +1,44 @@
+load("@rules_cc//cc:defs.bzl", "cc_proto_library")
+load("@rules_java//java:defs.bzl", "java_proto_library")
+load("@rules_proto//proto:defs.bzl", "proto_library")
+
+filegroup(
+    name = "datasets",
+    srcs = [
+        "dataset.google_message2.pb",
+    ],
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+)
+
+proto_library(
+    name = "benchmark_message2_proto",
+    srcs = [
+        "benchmark_message2.proto",
+    ],
+    strip_import_prefix = "/benchmarks",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+)
+
+cc_proto_library(
+    name = "benchmark_message2_cc_proto",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+    deps = [
+        "benchmark_message2_proto",
+    ],
+)
+
+java_proto_library(
+    name = "benchmark_message2_java_proto",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+    deps = [
+        "benchmark_message2_proto",
+    ],
+)

benchmarks/datasets/google_message3/BUILD

@@ -0,0 +1,50 @@
+load("@rules_cc//cc:defs.bzl", "cc_proto_library")
+load("@rules_java//java:defs.bzl", "java_proto_library")
+load("@rules_proto//proto:defs.bzl", "proto_library")
+
+filegroup(
+    name = "datasets",
+    srcs = [],
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+)
+
+proto_library(
+    name = "benchmark_message3_proto",
+    srcs = [
+        "benchmark_message3.proto",
+        "benchmark_message3_1.proto",
+        "benchmark_message3_2.proto",
+        "benchmark_message3_3.proto",
+        "benchmark_message3_4.proto",
+        "benchmark_message3_5.proto",
+        "benchmark_message3_6.proto",
+        "benchmark_message3_7.proto",
+        "benchmark_message3_8.proto",
+    ],
+    strip_import_prefix = "/benchmarks",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+)
+
+cc_proto_library(
+    name = "benchmark_message3_cc_proto",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+    deps = [
+        "benchmark_message3_proto",
+    ],
+)
+
+java_proto_library(
+    name = "benchmark_message3_java_proto",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+    deps = [
+        "benchmark_message3_proto",
+    ],
+)

benchmarks/datasets/google_message4/BUILD

@@ -0,0 +1,45 @@
+load("@rules_cc//cc:defs.bzl", "cc_proto_library")
+load("@rules_java//java:defs.bzl", "java_proto_library")
+load("@rules_proto//proto:defs.bzl", "proto_library")
+
+filegroup(
+    name = "datasets",
+    srcs = [],
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+)
+
+proto_library(
+    name = "benchmark_message4_proto",
+    srcs = [
+        "benchmark_message4.proto",
+        "benchmark_message4_1.proto",
+        "benchmark_message4_2.proto",
+        "benchmark_message4_3.proto",
+    ],
+    strip_import_prefix = "/benchmarks",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+)
+
+cc_proto_library(
+    name = "benchmark_message4_cc_proto",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+    deps = [
+        "benchmark_message4_proto",
+    ],
+)
+
+java_proto_library(
+    name = "benchmark_message4_java_proto",
+    visibility = [
+        "//benchmarks/datasets:__pkg__",
+    ],
+    deps = [
+        "benchmark_message4_proto",
+    ],
+)