Benchmark: Flooring with different Bitwise operators Fixed

Script Preparation code:

var number = 12.68;

Tests:

Bitwise Or
number | 0
Bitwise Invert
~number
Bitwise RightShift
number >> 0

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Bitwise Or
Bitwise Invert
Bitwise RightShift

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.0.0 Safari/537.36 Edg/106.0.1363.0

Browser/OS: Chrome 106 on Linux

View result in a separate tab

Test name	Executions per second
Bitwise Or	12780790.0 Ops/sec
Bitwise Invert	12648626.0 Ops/sec
Bitwise RightShift	12953436.0 Ops/sec

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

LLMs can make mistakes. Check important info.

**Benchmark Explanation**

The provided JSON represents a JavaScript microbenchmark test case on the MeasureThat.net website. The benchmark is designed to measure the performance of different bitwise operators in JavaScript.

**Options Compared**

The benchmark compares three different bitwise operators:

1. **Bitwise Or (`|`)**: This operator performs a logical OR operation between two numbers.
2. **Bitwise Invert (`~`)**: This operator flips all the bits of a number, effectively negating it.
3. **Bitwise RightShift (`>>`)**: This operator shifts the bits of a number to the right by a specified amount.

**Pros and Cons**

Here are some pros and cons of each approach:

1. **Bitwise Or (`|`)**:
	* Pros: Simple to implement, easy to understand.
	* Cons: May not be as efficient as other operators due to the logical OR operation.
2. **Bitwise Invert (`~`)**:
	* Pros: Can be useful for certain mathematical operations, such as calculating the complement of a number.
	* Cons: May not be as efficient as other operators due to the need to invert all bits.
3. **Bitwise RightShift (`>>`)**:
	* Pros: Often faster than other operators due to its ability to shift bits directly.
	* Cons: Requires careful handling of negative numbers, which can affect performance.

**Library and Purpose**

There is no library mentioned in this benchmark. The bitwise operators themselves are part of the JavaScript language.

**Special JS Feature or Syntax**

None of the test cases use any special JavaScript features or syntax beyond standard bitwise operators.

**Other Alternatives**

If you need to measure the performance of other bitwise operators, such as Bitwise And (`&`), Bitwise Xor (`^`), or Bitwise Not (`!`), you may want to consider using a different benchmarking tool or modifying this test case to include those operators. Additionally, you can also explore microbenchmarking frameworks like Jest or Benchmark.js, which provide more features and flexibility for measuring performance in JavaScript.

Keep in mind that the specific hardware, browser, and platform used by the benchmarker can affect the results. It's essential to run benchmarks on different environments to ensure accurate comparisons.

Related benchmarks:

Flooring with different Bitwise operators Fixed (version: 0)

Comparing performance of: Bitwise Or vs Bitwise Invert vs Bitwise RightShift

Created: 2 years ago by: Guest

Jump to the latest result

Bitwise Or

Bitwise Invert

Bitwise RightShift

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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