Patch release v1.5.3

Various bugfixes, largely targeted at ROCm systems.

Patch release v1.5.2

Various bug fixes and performance improvements.

Patch Version 1.5.1

This update provides no new functionality. We have fixed some bugs and improved CMake support for ROCm.

Hydrogen Version 1.5.0

The version 1.5.0 release includes support for Cholesky factorization and complex numbers with GPU matrices, as well as minor bug fixes and HIP/ROCm updates.

Hydrogen Version 1.4.0

This version updates the GPU interfaces and adds support for the HIP/ROCm programming model.

Version 1.1.0

This version introduces half-precision support and adds a profiling interface.

Build system changes and complete aluminum integration

This release features some upgrades to the build system for various customers as well as rounding out the Aluminum support.

hydrogen-with-gpu

This version has GPU support, with preliminary Aluminum integration.

hydrogen-pre-gpu

This is the hydrogen redux of Elemental that we use for LBANN with no built-in GPU support. An upcoming release will feature such support.