v4.6.1

Changes

API

• ckp: Checkpointing update @navjotk (#1774)
• sympy: Extend SymPy support to 1.9 @mloubout (#1786)

Examples

• benchmarks: custom click type for grid params @mloubout (#1832)
• examples: Add nonzero example to ConditionalDimension tutorial @georgebisbas (#1820)
• examples: add adjoint, born, gradient, checkpointing to the tti example @mloubout (#1809)
• examples: Improve tti_pure_wave_eq tutorial @ofmla (#1779)
• examples: Add tti_pure_wave_eq tutorial @ofmla (#1752)

Compiler

• compiler: CUDA/HIP/SYCL preliminaries + misc improvements @FabioLuporini (#1819)
• compiler: Refactorings, simplifications, generalizations @FabioLuporini (#1810)
• compiler: gpu cc detection fix @georgebisbas (#1814)
• compiler: Evaluate MIN/MAX expressions with assumptions @georgebisbas (#1798)
• compiler: Move lambda level to IncrDimension property @georgebisbas (#1793)
• compiler: Further minor tweaks @FabioLuporini (#1796)
• compiler: Nested indexification @mloubout (#1789)
• compiler: Minor patches @FabioLuporini (#1784)
• compiler: Make Injection/Interpolation part of sympy hierarchy @FabioLuporini (#1782)
• compiler: Refactor subdomain hierarchy @FabioLuporini (#1781)
• compiler: Enable specialization of Function.data @FabioLuporini (#1778)
• compiler: Add evalmin, evalmax utilities @georgebisbas (#1777)
• compiler: Simplifications @FabioLuporini (#1773)

MPI

• mpi: Fix mask ordering for sparse gather @mloubout (#1824)
• mpi: Add MPI support for python3.9 @georgebisbas (#1790)

GPU

• gpu: move blocking pass from custom to advanced mode @italoaug (#1818)
• gpu: gpu cc detection fix @georgebisbas (#1814)
• gpu: add nvidia gpu compute capability auto-detection @georgebisbas (#1803)
• gpu: Loop tiling for GPU @italoaug (#1801)
• gpu, compiler: Update HPC SDK 21.9 @kenhester (#1765)

Architectures and JIT

• arch: Support OSX+M1 @FabioLuporini (#1822)
• compiler: add nvidia gpu compute capability auto-detection @georgebisbas (#1803)

🐛 Bug Fixes

• examples: Change stability testing sizes to avoid domain overlap with MPI @mloubout (#1772)
• compiler: Fixes #1695 by prioritising innermost vectorizable candidates @georgebisbas (#1697)

Continuous Integration

• ci: Update codecov action version @mloubout (#1825)
• ci: Fix OSX setup in tutorials @mloubout (#1807)
• ci: Use conda with python 3.8 (defaults to 3.10 otherwise) @FabioLuporini (#1775)

Installation

• misc: Add requirements.txt and requirements-optional.txt to MANIFEST.in @hmeiland (#1835)
• reqs: version check for distributed @georgebisbas (#1830)
• pip prod(deps): update distributed requirement from <2021.13 to <2022.2 @dependabot (#1821)
• pip prod(deps): update distributed requirement from <2021.12 to <2021.13 @dependabot (#1805)
• ci: Add python 3.10, gcc-10 option @georgebisbas (#1795)
• pip prod(deps): update distributed requirement from <2021.11 to <2021.12 @dependabot (#1794)
• reqs: Extend SymPy support to 1.9 @mloubout (#1786)
• pip prod(deps): update distributed requirement from <2021.10 to <2021.11 @dependabot (#1785)
• install: Align docker for cpu and nvidia @hmeiland (#1758)