On Thu, 29 Apr 2021 21:13:38 GMT, Paul Sandoz <psan...@openjdk.org> wrote:
> This PR contains API and implementation changes for [JEP-414 Vector API > (Second Incubator)](https://openjdk.java.net/jeps/414), in preparation for > when targeted. > > Enhancements are made to the API for the support of operations on characters, > such as for UTF-8 character decoding. Specifically, methods for > loading/storing a `short` vector from/to a `char[]` array, and new vector > comparison operators for unsigned comparisons with integral vectors. The x64 > implementation is enhanced to supported unsigned comparisons. > > Enhancements are made to the API for loading/storing a `byte` vector from/to > a `boolean[]` array. > > The testing of loads/stores can be expanded for scatter/gather, but before > doing that i think some refactoring of the tests is required to reposition > tests in the right classes. I would like to do that work after integration of > the PR. Looks good. src/hotspot/cpu/aarch64/aarch64.ad line 2440: > 2438: } > 2439: > 2440: bool Matcher::supports_unsigned_vector_comparison(int vlen, BasicType > bt) { `Matcher::supports_vector_comparison_unsigned()` looks a better fit. ------------- Marked as reviewed by vlivanov (Reviewer). PR: https://git.openjdk.java.net/jdk/pull/3803
