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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
commit | 2aa4a82499d4becd2284cdb482213d541b8804dd (patch) | |
tree | b80bf8bf13c3766139fbacc530efd0dd9d54394c /js/src/jit-test/tests/basic/testDivModWithIntMin.js | |
parent | Initial commit. (diff) | |
download | firefox-upstream.tar.xz firefox-upstream.zip |
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jit-test/tests/basic/testDivModWithIntMin.js')
-rw-r--r-- | js/src/jit-test/tests/basic/testDivModWithIntMin.js | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/testDivModWithIntMin.js b/js/src/jit-test/tests/basic/testDivModWithIntMin.js new file mode 100644 index 0000000000..a8ea2d2c41 --- /dev/null +++ b/js/src/jit-test/tests/basic/testDivModWithIntMin.js @@ -0,0 +1,62 @@ +var intMin = -2147483648; +var intMax = 2147483647; +var negativeZero = -0; +var zero = 0; + +function testModNegativeZero() { + assertEq(intMin % -2147483648, -0); + assertEq(intMin % -1, -0); + assertEq(intMin % 1, -0); + assertEq(intMin % -2147483648, -0); + + assertEq(((intMin|0) % -2147483648)|0, 0); + assertEq(((intMin|0) % -1)|0, 0); + assertEq(((intMin|0) % 1)|0, 0); + assertEq(((intMin|0) % -2147483648)|0, 0); +} + +testModNegativeZero(); +testModNegativeZero(); + +function testMinModulus1() { + assertEq(intMin % -3, -2); + assertEq(intMin % 3, -2); + assertEq(intMin % 10, -8); + assertEq(intMin % 2147483647, -1); + + assertEq(((intMin|0) % -3)|0, -2); + assertEq(((intMin|0) % 3)|0, -2); + assertEq(((intMin|0) % 10)|0, -8); + assertEq(((intMin|0) % 2147483647)|0, -1); +} + +testMinModulus1(); +testMinModulus1(); + +function testMinModulus2() { + for (var i = -10; i <= 10; ++i) + assertEq(i % -2147483648, i); + assertEq(intMax % -2147483648, intMax); + + for (var i = -10; i <= 10; ++i) + assertEq(((i|0) % -2147483648)|0, i); + assertEq(((intMax|0) % -2147483648)|0, intMax); +} + +testMinModulus2(); +testMinModulus2(); + +function testDivEdgeCases() { + assertEq(intMin / -2147483648, 1); + assertEq(intMin / -1, -intMin); + assertEq(negativeZero / -2147483648, 0); + assertEq(zero / -2147483648, -0); + + assertEq(((intMin|0) / -2147483648)|0, 1); + assertEq(((intMin|0) / -1)|0, intMin); + assertEq(((negativeZero|0) / -2147483648)|0, 0); + assertEq(((zero|0) / -2147483648)|0, 0); +} + +testDivEdgeCases(); +testDivEdgeCases(); |