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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/getelem-bounds-coalesce.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 'js/src/jit-test/tests/ion/getelem-bounds-coalesce.js')
-rw-r--r-- | js/src/jit-test/tests/ion/getelem-bounds-coalesce.js | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/getelem-bounds-coalesce.js b/js/src/jit-test/tests/ion/getelem-bounds-coalesce.js new file mode 100644 index 0000000000..c5dda1784d --- /dev/null +++ b/js/src/jit-test/tests/ion/getelem-bounds-coalesce.js @@ -0,0 +1,49 @@ +var a = [1,2,3,4]; + +// Basic constants. +function foo(x) { + return x[0] + x[1] + x[2] + x[3]; +} +for (var i = 0; i < 100; i++) + assertEq(foo(a), 10); +assertEq(foo([1,2,3]), NaN); + +// Basic terms. +function foo2(x, n) { + return x[n] + x[n + 1] + x[n + 2]; +} +for (var i = 0; i < 100; i++) + assertEq(foo2(a, 1), 9); +assertEq(foo2(a, 2), NaN); + +// Term underflow. +function foo3(x, n) { + return x[n] + x[n + 1] + x[n + 2]; +} +for (var i = 0; i < 100; i++) + assertEq(foo3(a, 1), 9); +assertEq(foo3(a, -1), NaN); + +// Integer overflow computing bound. +function foo4(x, n) { + return x[n] + x[n + 1] + x[n + 2]; +} +for (var i = 0; i < 45; i++) + assertEq(foo4(a, 1), 9); +assertEq(foo4(a, 0x7fffffff), NaN); + +// Underflow at an offset. +function foo5(x, n) { + return x[n + 10] + x[n + 11] + x[n + 12]; +} +for (var i = 0; i < 45; i++) + assertEq(foo5(a, -9), 9); +assertEq(foo5(a, -11), NaN); + +// Overflow at offset. +function foo6(x, n) { + return x[n - 10] + x[n - 11] + x[n - 12]; +} +for (var i = 0; i < 45; i++) + assertEq(foo6(a, 13), 9); +assertEq(foo6(a, 14), NaN); |