Java integers are stored in 32 bits, so each vector register can hold eight Java integers (ints). The JIT will generate code to load values from the array in groups of eight.

Here are the most important concepts developers must know when they size Java arrays and deal with a Java array’s length: The theoretical maximum Java array size is 2,147,483,647 elements. To find the ...

The ability to perform SIMD operations in Java is enabled through the incubating Vector API, which is a preview feature in JDK 21. The following code snippet shows a Java Vector formed from an array.

JEP 460, Vector API (Seventh Incubator), has been delivered for JDK 22, marking the culmination of iterative enhancements from its initial incubation in JDK 16 through to JEP 448 in JDK 21. This lates ...