Division vs bit right shift

JavaScript performance comparison

Revision 11 of this test case created by Nikita Skovoroda

Preparation code


      
      <script>
Benchmark.prototype.setup = function() {
  var x = 100;
  var y = 100;

};
</script>

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Testing in CCBot 2.0.0 / Other 0.0.0
Test Ops/sec
Division
x = y / 2;
y = x / 2;
console.log(y);
pending…
Right shift
x = y >> 1;
y = x >> 1;
console.log(y);
pending…
Best Ever
x = 50;
y = 50;
console.log(y);
pending…
Integer division
x = x|0;
y = y|0;
x = y / 2;
y = x / 2;
console.log(y);
pending…
Integer division 2
x = (y|0) / 2;
y = (x|0) / 2;
console.log(y);
pending…

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Revisions

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