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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/jit-test/tests/ion/testPossiblyWrappedArrayBufferByteLength.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/src/jit-test/tests/ion/testPossiblyWrappedArrayBufferByteLength.js | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/testPossiblyWrappedArrayBufferByteLength.js b/js/src/jit-test/tests/ion/testPossiblyWrappedArrayBufferByteLength.js new file mode 100644 index 0000000000..abbff59a6f --- /dev/null +++ b/js/src/jit-test/tests/ion/testPossiblyWrappedArrayBufferByteLength.js @@ -0,0 +1,41 @@ +// |jit-test| --ion-warmup-threshold=50 + +var PossiblyWrappedArrayBufferByteLength = getSelfHostedValue("PossiblyWrappedArrayBufferByteLength"); + +function testBasic() { + var arr = [1, 2, 3]; + var tarr = new Int32Array(arr); + var abuf = tarr.buffer; + + var arrLength = arr.length; + var bytesPerElement = Int32Array.BYTES_PER_ELEMENT; + + var f = function() { + assertEq(PossiblyWrappedArrayBufferByteLength(abuf), arrLength * bytesPerElement); + }; + do { + f(); + } while (!inIon()); +} +testBasic(); + +function testWrapped() { + var g = newGlobal(); +g.eval(` +var arr = [1, 2, 3]; +var tarr = new Int32Array(arr); +var abuf = tarr.buffer; +`); + + var abuf = g.abuf; + var arrLength = g.arr.length; + var bytesPerElement = g.Int32Array.BYTES_PER_ELEMENT; + + var f = function() { + assertEq(PossiblyWrappedArrayBufferByteLength(abuf), arrLength * bytesPerElement); + }; + do { + f(); + } while (!inIon()); +} +testWrapped(); |