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kripod/imul.js

Last active February 19, 2020 16:06
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Optimized Math.imul() for JavaScript
Raw
imul.js
function imul2(x, yHi, yLo) {
return (((x * yHi) << 16) + x * y) | 0;
}
function imul(x, y) {
return imul2(x, (y >>> 16) & 0xffff, y & 0xffff);
}
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