CHANGELOG for 4.4

[dalg24]

This is the changelog for the upcoming 4.4 release

Features:

Backend and Architecture Enhancements:

CUDA:

• nvcc(wrapper): Adding ability to process --disable-warnings flag 6936
• Use recommended/max team size functions in Cuda ParallelFor and Reduce constructors #6891

HIP:

• MI300 support unified memory support #6877 PATCH RELEASE 4.3.1
• Use builtin atomics in the HIP backend #6882

SYCL:

• Fix multi-GPU support #6887
• Improve team_reduce performance #6562
• Unroll shuffle loops for top-level parallel_reduce and parallel_scan #6750
• Fix lock for guarding scratch space in TeamPolicy parallel_reduce #6988
• Print submission command queue property #7004

OpenMPTarget:

• Honor user requested loop ordering in MDRange policy #6925
• Use mutex lock for guarding scratch space in parallel_scan. #6998

OpenACC:

HPX:

Threads:

OpenMP:

General Enhancements

• Add converting constructor in Kokkos::RandomAccessIterator #6929
• Add kokkos_swap(Array<T, N>) specialization #6943

Build System Changes

• Do not require OpenMP support for languages other than CXX #6965
• Update Intel GPU architectures in Makefile #6895
• Fix use of OpenMP with Cuda or HIP as compile language #6972
• develop is the default branch on GitHub now.

Incompatibilities (i.e. breaking changes)

• Drop Kokkos::Array specialization of Impl::ViewMapping #6906
• Deprecate trailing Proxy template argument in Kokkos::Array #6934

Deprecations

• Remove Experimental::LayoutTiled class template and deprecate is_layouttiled trait #6907
• Deprecate specialization of Kokkos::pair for a single element #6947

Bug Fixes

• Do not return a copy of the input functor in Experimental::for_each #6910
• Fix CUDA reduction overflow for RangePolicy #6578 PATCH RELEASE 4.3.1
• nvcc_wrapper: bring back support for --fmad option #6931 PATCH RELEASE 4.3.1
• Fix Makefile.kokkos for Threads #6896
• Fix realloc on views of non-default constructible element types #6993