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| // 20.2.2.18 Math.imul(x, y)
| var $export = require('./_export');
| var $imul = Math.imul;
|
| // some WebKit versions fails with big numbers, some has wrong arity
| $export($export.S + $export.F * require('./_fails')(function () {
| return $imul(0xffffffff, 5) != -5 || $imul.length != 2;
| }), 'Math', {
| imul: function imul(x, y) {
| var UINT16 = 0xffff;
| var xn = +x;
| var yn = +y;
| var xl = UINT16 & xn;
| var yl = UINT16 & yn;
| return 0 | xl * yl + ((UINT16 & xn >>> 16) * yl + xl * (UINT16 & yn >>> 16) << 16 >>> 0);
| }
| });
|
|
