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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/jit-test/tests/cacheir/map-get-string.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jit-test/tests/cacheir/map-get-string.js')
-rw-r--r-- | js/src/jit-test/tests/cacheir/map-get-string.js | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/cacheir/map-get-string.js b/js/src/jit-test/tests/cacheir/map-get-string.js new file mode 100644 index 0000000000..1a25d09fd3 --- /dev/null +++ b/js/src/jit-test/tests/cacheir/map-get-string.js @@ -0,0 +1,83 @@ +// Return a new map, possibly filling some dummy entries to enforce creating +// multiple hash buckets. +function createMap(values, n) { + var xs = [...values]; + for (var i = 0; i < n; ++i) { + xs.push({}); + } + return new Map(xs.map((x, i) => [x, i + 1])); +} + +function runTest(fn) { + fn(0); + fn(100); +} + +function testConstant(n) { + var xs = ["a", "b"]; + var ys = ["c", "d"]; + var zs = [...xs, ...ys]; + var map = createMap(xs, n); + + var N = 100; + var c = 0; + for (var i = 0; i < N; ++i) { + var z = zs[i & 3]; + var v = map.get(z); + if (v !== undefined) c += v; + } + assertEq(c, N / 2 + N / 4); +} +runTest(testConstant); + +function testConstantFatInline(n) { + var xs = ["a", "b"].map(s => s.repeat(10)); + var ys = ["c", "d"].map(s => s.repeat(10)); + var zs = [...xs, ...ys]; + var map = createMap(xs, n); + + var N = 100; + var c = 0; + for (var i = 0; i < N; ++i) { + var z = zs[i & 3]; + var v = map.get(z); + if (v !== undefined) c += v; + } + assertEq(c, N / 2 + N / 4); +} +runTest(testConstantFatInline); + +function testComputed(n) { + var xs = ["a", "b"]; + var ys = ["c", "d"]; + var zs = [...xs, ...ys]; + var map = createMap(xs, n); + + var N = 100; + var c = 0; + for (var i = 0; i < N; ++i) { + var z = zs[i & 3]; + z = String.fromCharCode(z.charCodeAt(0)); + var v = map.get(z); + if (v !== undefined) c += v; + } + assertEq(c, N / 2 + N / 4); +} +runTest(testComputed); + +function testRope(n) { + var xs = ["a", "b"]; + var ys = ["c", "d"]; + var zs = [...xs, ...ys]; + var map = createMap(xs.map(x => x.repeat(100)), n); + + var N = 100; + var c = 0; + for (var i = 0; i < N; ++i) { + var z = zs[i & 3].repeat(100); + var v = map.get(z); + if (v !== undefined) c += v; + } + assertEq(c, N / 2 + N / 4); +} +runTest(testRope); |