v4.6

Changes

API

• sympy: proper version check @mloubout (#1769)

Examples

• examples: enforce stable space order for self adjoint op @mloubout (#1747)
• tests: add tti_setup to gradientJ test @ofmla (#1740)

Compiler

• compiler: Add machinery for custom memory allocators and MPI @FabioLuporini (#1764)
• compiler: lift skewing in higher block levels @georgebisbas (#1735)
• compiler: Loop fission @FabioLuporini (#1732)
• compiler: improve HB generated code @georgebisbas (#1731)
• compiler: Introduce linearization pass @FabioLuporini (#1727)
• compiler: Introducing min/max bounds to replace 'bf' elemental functions @georgebisbas (#1673)

MPI

• mpi: Speedup index_glb_to_loc @FabioLuporini (#1748)
• mpi: Mitigate SparseFunction setup costs @mloubout (#1720)

GPU

• compiler: Add optimization option to fuse WithLocks tasks @FabioLuporini (#1736)

🐛 Bug Fixes

• mpi: Patch neighborhood construction @FabioLuporini (#1768)
• compiler: Patch SubDomainSet with NVC @FabioLuporini (#1767)
• compiler: Patch and improve SubDomainSet @FabioLuporini (#1762)
• compiler: Fix zero to zero slices @rhodrin (#1757)
• bench: Patch jacobian operators + MPI (see issue #1744) @FabioLuporini (#1745)

Benchmarking

• bench: Patch jacobian operators + MPI (see issue #1744) @FabioLuporini (#1745)
• bench: Add warmup option to run mode @FabioLuporini (#1742)

Continuous Integration

• ci: Update Ubuntu versions @rhodrin (#1759)

Installation

• install: Udpate to HPCSDK 21.7, Update to Jupyter>=3.0 @FabioLuporini (#1760)
• pip prod(deps): update distributed requirement from <2021.9 to <2021.10 @dependabot (#1749)
• pip prod(deps): update distributed requirement from <2021.8 to <2021.9 @dependabot (#1737)
• reqs: enforce pip>=21.1.2 for conda env installation @georgebisbas (#1734)
• reqs: pip new file arg format @georgebisbas (#1733)

Misc

• misc: git ignore *.npy files @georgebisbas (#1729)