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<!DOCTYPE HTML>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Binaryen</title>
<style type="text/css">
* { margin:0; padding:0; font-family:inherit; }
body {
margin:2em;
background:white;
color:black;
font:14px monospace;
white-space: pre;
}
p {
white-space: normal;
font-family:sans-serif;
}
</style>
<script type="text/javascript" src="../../bin/binaryen.js"></script>
</head>
<body><script type="text/javascript">
// Separate javascript tag to support <=ES3 browser (the other block uses ES5 and ES6 features)
if (!window.Wasm) {
var e = document.createElement('p');
e.innerHTML = 'No WASM support detected.<br>Please see <a href="https://github.com/kripken/emscripten/wiki/WebAssembly#testing-native-webassembly-in-browsers">https://github.com/kripken/emscripten/wiki/WebAssembly#testing-native-webassembly-in-browsers</a> for instructions on how to enable it.';
document.body.appendChild(e);
}
</script><script type="text/javascript">
if (window.Wasm) {
try {
let startTime = new Date;
document.write("Start at "+startTime.toLocaleTimeString()+"\n");
Binaryen = Binaryen();
var input1 =`
(module
(export "add" $add)
(import $add2 "env" "add" (param f64 f64) (result f64))
(func $add (param $x f64) (param $y f64) (result f64)
(f64.add
(call_import $add2 (get_local $x) (get_local $y))
(f64.add (get_local $x) (get_local $y))
)
)
)`;
document.write("let buf = Binaryen.compileWast('"+input1+"')\n");
let buf = Binaryen.compileWast(input1);
document.write("Wasm.verifyModule(buf) ...");
Wasm.verifyModule(buf);
document.write(" OK\n");
document.write("let m = Wasm.instantiateModule(buf, {env:{add: function(a, b){...}}})\n");
let m = Wasm.instantiateModule(buf, {
env: {
add: function(a, b) { return a + b; }
}
});
let res = m.exports.add(10.0, 20)
document.write("m.exports.add(10.0, 20) => "+res+"\n");
let endTime = new Date;
document.write("Completed at "+endTime.toLocaleTimeString()+
" (total of "+(endTime - startTime)+" ms)\n");
} catch (err) {
document.write("Error: " + (err.stack || String(err)));
throw err;
}
}
</script>
</body>
</html>
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