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|
use bencher::{benchmark_group, benchmark_main, Bencher};
use deno_core::error::AnyError;
use deno_core::op_async;
use deno_core::op_sync;
use deno_core::serialize_op_result;
use deno_core::v8;
use deno_core::JsRuntime;
use deno_core::Op;
use deno_core::OpState;
use deno_core::ZeroCopyBuf;
use std::cell::RefCell;
use std::rc::Rc;
fn create_js_runtime() -> JsRuntime {
let mut runtime = JsRuntime::new(Default::default());
runtime.register_op("pi_json", op_sync(|_, _: (), _| Ok(314159)));
runtime.register_op("pi_async", op_async(op_pi_async));
runtime.register_op("nop", |state, _, _| {
Op::Sync(serialize_op_result(Ok(9), state))
});
// Init ops
runtime
.execute(
"init",
r#"
Deno.core.ops();
Deno.core.registerErrorClass('Error', Error);
"#,
)
.unwrap();
runtime
}
// this is a function since async closures aren't stable
async fn op_pi_async(
_: Rc<RefCell<OpState>>,
_: (),
_: Option<ZeroCopyBuf>,
) -> Result<i64, AnyError> {
Ok(314159)
}
pub fn bench_runtime_js(b: &mut Bencher, src: &str) {
let mut runtime = create_js_runtime();
let context = runtime.global_context();
let scope = &mut v8::HandleScope::with_context(runtime.v8_isolate(), context);
let code = v8::String::new(scope, src).unwrap();
let script = v8::Script::compile(scope, code, None).unwrap();
b.iter(|| {
script.run(scope).unwrap();
});
}
pub fn bench_runtime_js_async(b: &mut Bencher, src: &str) {
let mut runtime = create_js_runtime();
let tokio_runtime = tokio::runtime::Builder::new_current_thread()
.enable_all()
.build()
.unwrap();
b.iter(|| {
runtime.execute("inner_loop", src).unwrap();
let future = runtime.run_event_loop();
tokio_runtime.block_on(future).unwrap();
});
}
fn bench_op_pi_json(b: &mut Bencher) {
bench_runtime_js(
b,
r#"for(let i=0; i < 1e3; i++) {
Deno.core.opSync("pi_json", null);
}"#,
);
}
fn bench_op_nop(b: &mut Bencher) {
bench_runtime_js(
b,
r#"for(let i=0; i < 1e3; i++) {
Deno.core.dispatchByName("nop", null, null, null);
}"#,
);
}
fn bench_op_async(b: &mut Bencher) {
bench_runtime_js_async(
b,
r#"for(let i=0; i < 1e3; i++) {
Deno.core.opAsync("pi_async", null);
}"#,
);
}
benchmark_group!(benches, bench_op_pi_json, bench_op_nop, bench_op_async);
benchmark_main!(benches);
|
