Benchmark: Power vs Multiply

Tests:

Power
let x = 63 ** 2;
Mulitply
let y = 63 * 63;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Power
Mulitply

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 28 days ago):

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark definition and test cases to understand what's being tested.

**Benchmark Definition:**
The benchmark definition specifies two different approaches to calculating the square of a number:

1. `x ** 2`: This uses the exponentiation operator (`**`) to raise `x` to the power of 2.
2. `x * x`: This multiplies `x` by itself.

These two approaches are being compared in terms of their performance, which is what the benchmark aims to measure.

**Options Compared:**
The options being compared here are:

* Exponentiation using the `**` operator
* Multiplication followed by multiplication again (i.e., repeated multiplication)

**Pros and Cons of Each Approach:**

* **Exponentiation (`x ** 2`):**
	+ Pros:
		- More concise and readable code.
		- Can be more efficient for large numbers due to the use of a specialized exponentiation algorithm in many JavaScript engines.
	+ Cons:
		- May not work correctly in older browsers or environments that don't support this operator.
* **Repeated Multiplication (`x * x`):**
	+ Pros:
		- Works in all browsers and environments that support JavaScript, regardless of the `**` operator's availability.
	+ Cons:
		- More verbose code compared to exponentiation.

**Library: None**
There are no libraries used in this benchmark definition.

**Special JS Feature or Syntax:**
None of the test cases use special JavaScript features or syntax beyond what's standard in most modern browsers. The `**` operator is a relatively recent addition to the language and has been widely supported since ECMAScript 2016 (ES6).

**Other Alternatives:**
If you wanted to write this benchmark using a different approach, some alternatives could be:

* Using the `Math.pow()` function, which takes two arguments: the base and the exponent. Example: `Math.pow(x, 2)`
* Using a loop to repeatedly multiply `x` by itself. Example:
```javascript
let result = 1;
for (let i = 0; i < 63; i++) {
  result *= x;
}
```
However, these alternatives are likely to be slower and less efficient than the original approaches.

Overall, this benchmark definition provides a simple yet interesting comparison between two different approaches to calculating the square of a number. It's a good example of how performance can vary depending on the implementation details used in JavaScript code.

Latest run results:

Run details: (Test run date: 6 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.77 Safari/537.36

Browser/OS: Chrome 70 on Windows

View result in a separate tab

Test name	Executions per second
Power	735375936.0 Ops/sec
Mulitply	733596800.0 Ops/sec

Related benchmarks:

Power vs Multiply (version: 0)

x**2 Vs x*x

Comparing performance of: Power vs Mulitply

Created: 6 years ago by: Guest

Jump to the latest result

Power

Mulitply

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 28 days ago):