[READ-ONLY] Mirror of https://github.com/CanadaHonk/porffor. An ahead-of-time JavaScript compiler porffor.dev
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JavaScript
123456789101112131415// ieee 754 binary64const ieee754Buffer = new Float64Array(1);const ieee754Cache = {};export const ieee754_binary64 = value => { if (value === 0) { if (1 / value === -Infinity) return [ 0, 0, 0, 0, 0, 0, 0, 128 ]; // -0 return [ 0, 0, 0, 0, 0, 0, 0, 0 ]; // +0 }
if (ieee754Cache[value]) return ieee754Cache[value].slice();
ieee754Buffer[0] = value; return ieee754Cache[value] = [...new Uint8Array(ieee754Buffer.buffer)];};