AuroraMiddleware/v8
1
0
Fork 0
Code Issues 2 Pull Requests Releases Wiki Activity

[js-perf-test] Add additional benchmarks for boolean constructor

Browse Source 
Bug: v8:9240
Change-Id: I704e0932b00baf84c4203baa8336809b250855d9
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1611681
Commit-Queue: Nico Hartmann <nicohartmann@google.com>
Reviewed-by: Sigurd Schneider <sigurds@chromium.org>
Reviewed-by: Georg Neis <neis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61507}
This commit is contained in:
Nico Hartmann 2019-05-15 09:38:46 +02:00 committed by Commit Bot
parent 376d242fbf
commit 099669ecf3
2 changed files with 36 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
test/js-perf-test/BigInt/to-boolean.js
View File

@ -4,23 +4,27 @@
"use strict";
const ITERATIONS = 10000;
const ITERATIONS = 100000;
// This dummy ensures that the feedback for benchmark.run() in the Measure function
// from base.js is not monomorphic, thereby preventing the benchmarks below from being inlined.
// This ensures consistent behavior and comparable results.
new BenchmarkSuite('Prevent-Inline-Dummy', [1000], [
new BenchmarkSuite('Prevent-Inline-Dummy', [10000], [
new Benchmark('Prevent-Inline-Dummy', true, false, 0, () => {})
]);
new BenchmarkSuite('BigInt-ToBoolean', [1000], [
new BenchmarkSuite('BigInt-ToBoolean', [10000], [
new Benchmark('BigInt-ToBoolean', true, false, 0, TestToBoolean),
]);
new BenchmarkSuite('BigInt-BooleanConstructor', [1000], [
new BenchmarkSuite('BigInt-BooleanConstructor', [10000], [
new Benchmark('BigInt-BooleanConstructor', true, false, 0, TestBooleanConstructor),
]);
new BenchmarkSuite('BigInt-NewBooleanConstructor', [10000], [
new Benchmark('BigInt-NewBooleanConstructor', true, false, 0, TestNewBooleanConstructor),
]);
function TestBooleanConstructor() {
let kl = true;
@ -33,6 +37,17 @@ function TestBooleanConstructor() {
}
function TestNewBooleanConstructor() {
let kl = true;
for (let i = 0; i < ITERATIONS; ++i) {
// Store to a variable to prevent elimination.
// Keep a depedency on the loop counter to prevent hoisting.
kl = new Boolean(i % 2 == 0 ? 42n : 32n);
}
return kl;
}
function TestToBoolean() {
let kl = true;
for (let i = 0; i < ITERATIONS; ++i) {

18
test/js-perf-test/JSTests1.json
View File

@ -55,7 +55,23 @@
"results_regexp": "^%s\\-BigInt\\(Score\\): (.+)$",
"tests": [
{ "name": "BigInt-ToBoolean" },
{ "name": "BigInt-BooleanConstructor" }
{ "name": "BigInt-BooleanConstructor" },
{ "name": "BigInt-NewBooleanConstructor" }
]
},
{
"name": "BigInt-Jitless",
"path": ["BigInt"],
"main": "run.js",
"resources": [
"to-boolean.js"
],
"flags": ["--jitless"],
"results_regexp": "^%s\\-BigInt\\(Score\\): (.+)$",
"tests": [
{ "name": "BigInt-ToBoolean" },
{ "name": "BigInt-BooleanConstructor" },
{ "name": "BigInt-NewBooleanConstructor" }
]
},
{