How to use the @webassemblyjs/ieee754.decodeF64 function in @webassemblyjs/ieee754
To help you get started, we’ve selected a few @webassemblyjs/ieee754 examples, based on popular ways it is used in public projects.
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xtuc / webassemblyjs / packages / wasm-parser / src / decoder.js View on Github 
function readF64(): DecodedF64 {
const bytes = readBytes(ieee754.NUMBER_OF_BYTE_F64);
const value = ieee754.decodeF64(bytes);
if (Math.sign(value) * value === Infinity) {
return {
value: Math.sign(value),
inf: true,
nextIndex: ieee754.NUMBER_OF_BYTE_F64
};
}
if (isNaN(value)) {
const sign = bytes[bytes.length - 1] >> 7 ? -1 : 1;
let mantissa = 0;
for (let i = 0; i < bytes.length - 2; ++i) {
mantissa += bytes[i] * 256 ** i;
}
mantissa += (bytes[bytes.length - 2] % 16) * 256 ** (bytes.length - 2);function readF64() {
var bytes = readBytes(ieee754.NUMBER_OF_BYTE_F64);
var value = ieee754.decodeF64(bytes);
if (Math.sign(value) * value === Infinity) {
return {
value: Math.sign(value),
inf: true,
nextIndex: ieee754.NUMBER_OF_BYTE_F64
};
}
if (isNaN(value)) {
var sign = bytes[bytes.length - 1] >> 7 ? -1 : 1;
var mantissa = 0;
for (var i = 0; i < bytes.length - 2; ++i) {
mantissa += bytes[i] * Math.pow(256, i);
}function readF64() {
var bytes = readBytes(ieee754.NUMBER_OF_BYTE_F64);
var value = ieee754.decodeF64(bytes);
if (Math.sign(value) * value === Infinity) {
return {
value: Math.sign(value),
inf: true,
nextIndex: ieee754.NUMBER_OF_BYTE_F64
};
}
if (isNaN(value)) {
var sign = bytes[bytes.length - 1] >> 7 ? -1 : 1;
var mantissa = 0;
for (var i = 0; i < bytes.length - 2; ++i) {
mantissa += bytes[i] * Math.pow(256, i);
}function readF64() {
var bytes = readBytes(ieee754.NUMBER_OF_BYTE_F64);
var value = ieee754.decodeF64(bytes);
if (Math.sign(value) * value === Infinity) {
return {
value: Math.sign(value),
inf: true,
nextIndex: ieee754.NUMBER_OF_BYTE_F64
};
}
if (isNaN(value)) {
var sign = bytes[bytes.length - 1] >> 7 ? -1 : 1;
var mantissa = 0;
for (var i = 0; i < bytes.length - 2; ++i) {
mantissa += bytes[i] * Math.pow(256, i);
}@webassemblyjs/ieee754
IEEE754 decoder and encoder
