es7.math.iaddh.js 339 B

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  1. // https://gist.github.com/BrendanEich/4294d5c212a6d2254703
  2. var $export = require('./_export');
  3. $export($export.S, 'Math', {
  4. iaddh: function iaddh(x0, x1, y0, y1) {
  5. var $x0 = x0 >>> 0;
  6. var $x1 = x1 >>> 0;
  7. var $y0 = y0 >>> 0;
  8. return $x1 + (y1 >>> 0) + (($x0 & $y0 | ($x0 | $y0) & ~($x0 + $y0 >>> 0)) >>> 31) | 0;
  9. }
  10. });