Rust编写的JavaScript引擎,该项目是一个试验性质的项目。
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//! Benchmarks of the whole execution engine in Boa.
use boa_engine::{context::DefaultHooks, realm::Realm, Context, Source};
use criterion::{criterion_group, criterion_main, Criterion};
use std::hint::black_box;
#[cfg(all(target_arch = "x86_64", target_os = "linux", target_env = "gnu"))]
#[cfg_attr(
all(target_arch = "x86_64", target_os = "linux", target_env = "gnu"),
global_allocator
)]
static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;
fn create_realm(c: &mut Criterion) {
c.bench_function("Create Realm", move |b| {
b.iter(|| Realm::create(&DefaultHooks))
});
}
macro_rules! full_benchmarks {
($({$id:literal, $name:ident}),*) => {
fn bench_parser(c: &mut Criterion) {
$(
{
static CODE: &str = include_str!(concat!("bench_scripts/", stringify!($name), ".js"));
let mut context = Context::default();
c.bench_function(concat!($id, " (Parser)"), move |b| {
b.iter(|| context.parse_script(black_box(Source::from_bytes(CODE))))
});
}
)*
}
fn bench_compile(c: &mut Criterion) {
$(
{
static CODE: &str = include_str!(concat!("bench_scripts/", stringify!($name), ".js"));
let mut context = Context::default();
let statement_list = context.parse_script(Source::from_bytes(CODE)).expect("parsing failed");
c.bench_function(concat!($id, " (Compiler)"), move |b| {
b.iter(|| {
context.compile_script(black_box(&statement_list))
})
});
}
)*
}
fn bench_execution(c: &mut Criterion) {
$(
{
static CODE: &str = include_str!(concat!("bench_scripts/", stringify!($name), ".js"));
let mut context = Context::default();
let statement_list = context.parse_script(Source::from_bytes(CODE)).expect("parsing failed");
let code_block = context.compile_script(&statement_list).unwrap();
c.bench_function(concat!($id, " (Execution)"), move |b| {
b.iter(|| {
context.execute(black_box(code_block.clone())).unwrap()
})
});
}
)*
}
};
}
full_benchmarks!(
{"Symbols", symbol_creation},
{"For loop", for_loop},
{"Fibonacci", fibonacci},
{"Object Creation", object_creation},
{"Static Object Property Access", object_prop_access_const},
{"Dynamic Object Property Access", object_prop_access_dyn},
{"RegExp Literal Creation", regexp_literal_creation},
{"RegExp Creation", regexp_creation},
{"RegExp Literal", regexp_literal},
{"RegExp", regexp},
{"Array access", array_access},
{"Array creation", array_create},
{"Array pop", array_pop},
{"String concatenation", string_concat},
{"String comparison", string_compare},
{"String copy", string_copy},
{"Number Object Access", number_object_access},
{"Boolean Object Access", boolean_object_access},
{"String Object Access", string_object_access},
{"Arithmetic operations", arithmetic_operations},
{"Clean js", clean_js},
{"Mini js", mini_js}
);
criterion_group!(
benches,
create_realm,
bench_parser,
bench_compile,
bench_execution,
);
criterion_main!(benches);