WIP.

benchmarks/BUILD

@@ -3,6 +3,11 @@ load(
     "upb_proto_library",
     "upb_proto_reflection_library",
 )
+load(
+    ":build_defs.bzl",
+    "tmpl_cc_binary",
+    "cc_lite_proto_library",
+)
 
 licenses(["notice"])
 
@@ -60,32 +65,76 @@ cc_binary(
 
 # Size benchmarks.
 
-upb_proto_library(
-    name = "empty_upb_proto",
-    deps = ["@com_google_protobuf//:empty_proto"],
+SIZE_BENCHMARKS = {
+    "empty": "Empty",
+    "descriptor": "FileDescriptorSet",
+    "100_msgs": "Message99",
+}
+
+py_binary(
+    name = "gen_benchmark_proto",
+    srcs = ["gen_benchmark_proto.py"],
 )
 
-cc_proto_library(
-    name = "empty_cc_proto",
-    deps = ["@com_google_protobuf//:empty_proto"],
+genrule(
+    name = "gen_100_msgs",
+    tools = [":gen_benchmark_proto"],
+    outs = ["100_msgs.proto"],
+    cmd = "$(execpath :gen_benchmark_proto) $@",
 )
 
-cc_binary(
-    name = "upb_binary",
+[(
+proto_library(
+    name = k + "_proto",
+    srcs = [k + ".proto"],
+),
+upb_proto_library(
+    name = k + "_upb_proto",
+    deps = [":" + k + "_proto"],
+),
+cc_proto_library(
+    name = k + "_cc_proto",
+    deps = [":" + k + "_proto"],
+),
+tmpl_cc_binary(
+    name = k + "_upb_binary",
     testonly = 1,
-    srcs = ["upb_binary.c"],
+    srcs = ["upb_binary.c.tmpl"],
+    replacements = {
+        "PROTO": "upb_benchmark_" + v,
+        "INCLUDE": "benchmarks/" + k + ".upb.h",
+    },
     deps = [
-        ":empty_upb_proto",
+        ":" + k + "_upb_proto",
     ],
-    #features = ["fully_static_link"],
-)
-
-cc_binary(
-    name = "protobuf_binary",
+),
+tmpl_cc_binary(
+    name = k + "_protobuf_binary",
     testonly = 1,
-    srcs = ["protobuf_binary.cc"],
+    srcs = ["protobuf_binary.cc.tmpl"],
+    replacements = {
+        "PROTO": "upb_benchmark::" + v,
+        "INCLUDE": "benchmarks/" + k + ".pb.h",
+    },
     deps = [
-        ":empty_cc_proto",
+        ":" + k + "_cc_proto",
     ],
-    #features = ["fully_static_link"],
-)
+),
+cc_lite_proto_library(
+    srcs = [k + ".proto"],
+    outs = [k + "_lite.proto"],
+    name = k + "_cc_lite_proto",
+),
+tmpl_cc_binary(
+    name = k + "_lite_protobuf_binary",
+    testonly = 1,
+    srcs = ["protobuf_binary.cc.tmpl"],
+    replacements = {
+        "PROTO": "upb_benchmark::" + v,
+        "INCLUDE": "benchmarks/" + k + "_lite.pb.h",
+    },
+    deps = [
+        ":" + k + "_cc_lite_proto",
+    ],
+)) for k, v in SIZE_BENCHMARKS.items()]
+

benchmarks/build_defs.bzl

@@ -0,0 +1,44 @@
+
+def tmpl_cc_binary(name, srcs, replacements = [], **kwargs):
+    if len(srcs) != 1:
+        fail("Currently srcs must have exactly 1 element")
+    src = srcs[0]
+    if not src.endswith(".tmpl"):
+        fail("srcs of tmpl_cc_binary must end with .tmpl")
+    outs = [name + "_" + src[:-5]]
+    sed_cmds = ["s,{},{},g".format(k, v) for k, v in replacements.items()]
+    cmd = "sed -e '{}' $< > $@".format("; ".join(sed_cmds))
+
+    native.genrule(
+        name = name + "_gen_srcs",
+        srcs = [src],
+        outs = outs,
+        cmd = cmd,
+    )
+
+    native.cc_binary(
+        name = name,
+        srcs = outs,
+        **kwargs,
+    )
+
+def cc_lite_proto_library(name, srcs, outs):
+    if len(srcs) != 1:
+        fail("Currently srcs must have exactly 1 element")
+
+    native.genrule(
+        name = name + "_gen_proto",
+        srcs = srcs,
+        outs = outs,
+        cmd = "cp $< $@ && chmod a+w $@ && echo 'option optimize_for = LITE_RUNTIME;' >> $@",
+    )
+
+    native.proto_library(
+        name = name + "_proto",
+        srcs = outs,
+    )
+
+    native.cc_proto_library(
+        name = name,
+        deps = [":" + name + "_proto"],
+    )

benchmarks/empty.proto

@@ -0,0 +1,6 @@
+
+syntax = "proto3";
+
+package upb_benchmark;
+
+message Empty {}

benchmarks/protobuf_binary.cc.tmpl

@@ -1,10 +1,10 @@
 
-#include "google/protobuf/empty.pb.h"
+#include "INCLUDE"
 
 char buf[1];
 
 int main() {
-  google::protobuf::Empty proto;
+  PROTO proto;
   proto.ParseFromArray(buf, 1);
   proto.SerializeToArray(buf, 1);
 }

benchmarks/upb_binary.c

@@ -1,12 +0,0 @@
-
-#include "google/protobuf/empty.upb.h"
-
-char buf[1];
-
-int main() {
-  upb_arena *arena = upb_arena_new();
-  size_t size;
-  google_protobuf_Empty *proto = google_protobuf_Empty_parse(buf, 1, arena);
-  google_protobuf_Empty_serialize(proto, arena, &size);
-  return 0;
-}

benchmarks/upb_binary.c.tmpl

@@ -0,0 +1,12 @@
+
+#include "INCLUDE"
+
+char buf[1];
+
+int main() {
+  upb_arena *arena = upb_arena_new();
+  size_t size;
+  PROTO *proto = PROTO_parse(buf, 1, arena);
+  PROTO_serialize(proto, arena, &size);
+  return 0;
+}