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Add benchmark logic

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Add benchmarking measuring methods to `OS` to allow for platform specific overrides (e.g: can be used to hook into platform specific benchmarking and tracing capabilities).
This commit is contained in:
Fredia Huya-Kouadio
2023-01-22 10:42:34 -08:00
parent 18398f477c
commit f3cdff46fc
23 changed files with 460 additions and 26 deletions
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32
main/main.cpp
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@@ -349,6 +349,8 @@ void Main::print_help(const char *p_binary) {
OS::get_singleton()->print(" --doctool [<path>] Dump the engine API reference to the given <path> (defaults to current dir) in XML format, merging if existing files are found.\n");
OS::get_singleton()->print(" --no-docbase Disallow dumping the base types (used with --doctool).\n");
OS::get_singleton()->print(" --build-solutions Build the scripting solutions (e.g. for C# projects). Implies --editor and requires a valid project to edit.\n");
OS::get_singleton()->print(" --benchmark Benchmark the run time and print it to console.\n");
OS::get_singleton()->print(" --benchmark-file <path> Benchmark the run time and save it to a given file in JSON format. The path should be absolute.\n");
#ifdef DEBUG_METHODS_ENABLED
OS::get_singleton()->print(" --gdnative-generate-json-api Generate JSON dump of the Godot API for GDNative bindings.\n");
#endif
@@ -399,9 +401,14 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
OS::get_singleton()->initialize_core();
// Benchmark tracking must be done after `OS::get_singleton()->initialize_core()` as on some
// platforms, it's used to set up the time utilities.
OS::get_singleton()->benchmark_begin_measure("startup_begin");
engine = memnew(Engine);
MAIN_PRINT("Main: Initialize CORE");
OS::get_singleton()->benchmark_begin_measure("core");
register_core_types();
register_core_driver_types();
@@ -921,6 +928,20 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
OS::get_singleton()->disable_crash_handler();
} else if (I->get() == "--skip-breakpoints") {
skip_breakpoints = true;
} else if (I->get() == "--benchmark") {
OS::get_singleton()->set_use_benchmark(true);
} else if (I->get() == "--benchmark-file") {
if (I->next()) {
OS::get_singleton()->set_use_benchmark(true);
String benchmark_file = I->next()->get();
OS::get_singleton()->set_benchmark_file(benchmark_file);
N = I->next()->next();
} else {
OS::get_singleton()->print("Missing <path> argument for --startup-benchmark-file <path>.\n");
OS::get_singleton()->print("Missing <path> argument for --benchmark-file <path>.\n");
goto error;
}
} else {
main_args.push_back(I->get());
}
@@ -1299,7 +1320,7 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
if (p_second_phase) {
return setup2();
}
OS::get_singleton()->benchmark_end_measure("core");
return OK;
error:
@@ -1352,6 +1373,9 @@ error:
if (message_queue) {
memdelete(message_queue);
}
OS::get_singleton()->benchmark_end_measure("core");
OS::get_singleton()->finalize_core();
locale = String();
@@ -2197,6 +2221,8 @@ bool Main::start() {
}
}
OS::get_singleton()->benchmark_end_measure("startup_begin");
OS::get_singleton()->benchmark_dump();
return true;
}
@@ -2456,6 +2482,7 @@ void Main::force_redraw() {
* The order matters as some of those steps are linked with each other.
*/
void Main::cleanup(bool p_force) {
OS::get_singleton()->benchmark_begin_measure("Main::cleanup");
if (!p_force) {
ERR_FAIL_COND(!_start_success);
}
@@ -2575,6 +2602,9 @@ void Main::cleanup(bool p_force) {
unregister_core_driver_types();
unregister_core_types();
OS::get_singleton()->benchmark_end_measure("Main::cleanup");
OS::get_singleton()->benchmark_dump();
OS::get_singleton()->finalize_core();
#ifdef RID_HANDLES_ENABLED