Diffusion Ant (master) Code

ant/examples/demo/microbench2.js
28d5de2c9461master

microbench2.js
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			function add(a, b) {
			return a + b;
			}

			function now() {
			if (typeof performance === 'object' && performance && typeof performance.now === 'function') {
			return performance.now();
			}
			return Date.now();
			}

			function benchEmpty(iterations) {
			let result = 0;
			for (let i = 0; i < iterations; i++) {
			result = i;
			}
			return result;
			}

			function benchInline(iterations) {
			let result = 0;
			for (let i = 0; i < iterations; i++) {
			result += i + (i + 1);
			}
			return result;
			}

			function benchCall(iterations) {
			let result = 0;
			for (let i = 0; i < iterations; i++) {
			result += add(i, i + 1);
			}
			return result;
			}

			function time(name, iterations, fn) {
			let start = now();
			let result = fn(iterations);
			let elapsed = now() - start;
			console.log(`${name}: ${elapsed.toFixed(3)}ms (result: ${result})`);
			}

			const iterations = Number(process.argv[2] \|\| 2000000);
			const warmupIterations = Math.min(iterations, 200000);

			console.log(`Running ${iterations} iterations...`);

			time('cold call add', iterations, benchCall);

			benchEmpty(warmupIterations);
			benchInline(warmupIterations);
			benchCall(warmupIterations);

			time('warm empty loop', iterations, benchEmpty);
			time('warm inline add', iterations, benchInline);
			time('warm call add', iterations, benchCall);
			console.log('Done!');

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