# HotSpot Intrinsics

DevFeed: [HotSpot Intrinsics](<https://devfeed.tech/articles/hotspot-intrinsics-24836.md>)

Original publisher: [Read original article](<https://alidg.me/blog/2020/12/10/hotspot-intrinsics>)

Author: Alimate

Published: 2020-12-10T00:00:00Z

Content type: tutorial

Language: en

Sources: [Ali Dehghan - Kemikit](<https://devfeed.tech/sources/ali-dehghan-kemikit.md>)

Topics: [Java](<https://devfeed.tech/topics/java.md>), [Compiler](<https://devfeed.tech/topics/compiler.md>), [openjdk](<https://devfeed.tech/topics/openjdk.md>), [Benchmark](<https://devfeed.tech/topics/benchmark.md>), [implementation](<https://devfeed.tech/topics/implementation.md>)

Tags: [benchmark](<https://devfeed.tech/tags/benchmark.md>), [compiler](<https://devfeed.tech/tags/compiler.md>), [java](<https://devfeed.tech/tags/java.md>), [jvm](<https://devfeed.tech/tags/jvm.md>), [openjdk](<https://devfeed.tech/tags/openjdk.md>), [performance](<https://devfeed.tech/tags/performance.md>)

## AI overview

This article explains how intrinsic functions let the HotSpot JVM replace ordinary Java method implementations with optimized compiler intrinsics. It examines delegated logarithm implementations, benchmarks their throughput, and discusses how Java 16 changed the relevant OpenJDK implementation and annotation.

## Source excerpt

How Does the HotSpot JVM Intrinsify Some Method Implementations?