mirror of
https://github.com/fluencelabs/assemblyscript
synced 2025-04-25 23:12:19 +00:00
60 lines
1.6 KiB
JavaScript
60 lines
1.6 KiB
JavaScript
const fs = require("fs");
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// Load WASM version
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const nbodyWASM = require("../index.js");
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// Load ASMJS version
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src = fs.readFileSync(__dirname + "/../build/optimized.asm.js", "utf8");
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if (src.indexOf("var Math_sqrt =") < 0) { // currently missing in asm.js output
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let p = src.indexOf(" var abort = env.abort;");
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src = src.substring(0, p) + " var Math_sqrt = global.Math.sqrt;\n " + src.substring(p);
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}
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var nbodyASMJS = eval("0," + src)({
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Int8Array,
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Int16Array,
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Int32Array,
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Uint8Array,
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Uint16Array,
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Uint32Array,
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Float32Array,
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Float64Array,
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Math
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}, {
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abort: function() { throw Error(); }
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}, new ArrayBuffer(0x10000));
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// Load JS version
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var src = fs.readFileSync(__dirname + "/../build/index.js", "utf8");
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var nbodyJS = (new Function("require", "exports", src + " return exports;"))(function() {}, {});
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function test(nbody, steps) {
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nbody.init();
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var start = process.hrtime();
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nbody.bench(steps);
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return process.hrtime(start);
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}
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var steps = process.argv.length > 2 ? parseInt(process.argv[2], 10) : 10000000;
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console.log("Warming up ...");
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test(nbodyWASM, 100000);
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test(nbodyASMJS, 100000);
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test(nbodyJS, 100000);
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setTimeout(() => {
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var time;
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console.log("Performing " + steps + " steps (WASM) ...");
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time = test(nbodyWASM, steps);
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console.log("Took " + (time[0] * 1e3 + time[1] / 1e6) + "ms");
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console.log("Performing " + steps + " steps (ASMJS) ...");
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time = test(nbodyASMJS, steps);
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console.log("Took " + (time[0] * 1e3 + time[1] / 1e6) + "ms");
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console.log("Performing " + steps + " steps (JS) ...");
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time = test(nbodyJS, steps);
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console.log("Took " + (time[0] * 1e3 + time[1] / 1e6) + "ms");
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}, 1000);
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