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Code Issues Packages 1 Wiki Activity

bench: track Date.now() as upper bound reference (#9922)

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Aaron O'Mullan 2021-03-29 01:12:19 +02:00 committed by GitHub
parent 00468bceff
commit 269ea88e0e
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1 changed files with 16 additions and 4 deletions
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20
cli/bench/deno_common.js
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@ -20,8 +20,14 @@ function benchUrlParse() {
}); });
} }
function benchNow() { function benchDateNow() {
benchSync("now", 5e5, () => { benchSync("date_now", 5e5, () => {
Date.now();
});
}
function benchPerfNow() {
benchSync("perf_now", 5e5, () => {
performance.now(); performance.now();
}); });
} }
@ -46,9 +52,15 @@ function benchReadZero() {
} }
function main() { function main() {
// v8 builtin that's close to the upper bound non-NOPs
benchDateNow();
// A very lightweight op, that should be highly optimizable
benchPerfNow();
// A common "language feature", that should be fast
// also a decent representation of a non-trivial JSON-op
benchUrlParse(); benchUrlParse();
benchNow(); // IO ops
benchWriteNull();
benchReadZero(); benchReadZero();
benchWriteNull();
} }
main(); main();