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| // https://gist.github.com/BrendanEich/4294d5c212a6d2254703
| var $export = require('./_export');
|
| $export($export.S, 'Math', {
| imulh: function imulh(u, v) {
| var UINT16 = 0xffff;
| var $u = +u;
| var $v = +v;
| var u0 = $u & UINT16;
| var v0 = $v & UINT16;
| var u1 = $u >> 16;
| var v1 = $v >> 16;
| var t = (u1 * v0 >>> 0) + (u0 * v0 >>> 16);
| return u1 * v1 + (t >> 16) + ((u0 * v1 >>> 0) + (t & UINT16) >> 16);
| }
| });
|
|
