Changes

• dsl: Make CondEq and CondNe easier to import @EdCaunt (#2425)

API

• api: Support combination of condition and factor for ConditionalDimension @mloubout (#2413)
• misc: minor miscelanous fixes @mloubout (#2406)

Compiler

• compiler: Bump default block size @FabioLuporini (#2412)
• compiler: Revamp MultiSubDimension lowering @FabioLuporini (#2411)
• compiler: fix cse with different conditionals @mloubout (#2410)
• compiler: Patch bug in SubDomainSet lowering @EdCaunt (#2408)

MPI

• misc: minor miscelanous fixes @mloubout (#2406)

Architectures and JIT

• arch: fix switchconfig with new setup @mloubout (#2419)
• arch: Support more platforms @mloubout (#2415)

🐛 Bug Fixes

• compiler: Fix parlang reductions over >= 4 loops @FabioLuporini (#2417)
• api: Patch ConditionalDimension args @mloubout (#2414)
• compiler: fix cse with different conditionals @mloubout (#2410)
• misc: minor miscelanous fixes @mloubout (#2406)

Continuous Integration

• deps: Drop python 3.8 @mloubout (#2423)

Full Changelog: v4.8.10...v4.8.11

Changes

Dependencies

• deps: Fix sympy install for pypi

API

• compiler: Drop SubDomainSet earlier during compilation for more graceful lowering @EdCaunt (#2393)

Compiler

• compiler: Drop SubDomainSet earlier during compilation for more graceful lowering @EdCaunt (#2393)

Changes

Compiler

• compiler: Default to index-mode=int32 @FabioLuporini (#2399)
• compiler: Yet another batch of compilation tweaks @FabioLuporini (#2396)
• compiler: Improve data streaming backend @FabioLuporini (#2390)

MPI

• MPI: Fix data assignement for single mpi rank and factor haloupdate @mloubout (#2394)

🐛 Bug Fixes

• compiler: Strengthen int32 error check @FabioLuporini (#2402)
• compiler: Patch CSE in presence of conditionals @FabioLuporini (#2392)
• MPI: Fix data assignement for single mpi rank and factor haloupdate @mloubout (#2394)

Installation

• deps: support sympy 1.13 @mloubout (#2400)

Full Changelog: v4.8.8...v4.8.9

Changes

API

• API: fix printer dtype processing @mloubout (#2388)

Compiler

• compiler: Revamp code generation for asynchronous operations @FabioLuporini (#2376)
• compiler: Tweaks to enable decoupling on GPUs @FabioLuporini (#2385)

🐛 Bug Fixes

• API: fix printer dtype processing @mloubout (#2388)
• mpi: Avoid UnboundLocalVariable error @FabioLuporini (#2386)

Continuous Integration

• ci: avoid apt upgrade use base as is (updated every week} @mloubout (#2384)

Installation

• deps: support numpy 2.0 @mloubout (#2391)
• pip prod(deps): update psutil requirement from <6.0,>=5.1.0 to >=5.1.0,<7.0 @dependabot (#2389)

Full Changelog: v4.8.7...v4.8.8

Changes

• misc: Remove (object) in class definitions @EdCaunt (#2378)

API

• mpi: Fix data_gather for sparse functions @mloubout (#2379)
• API: Revamp sparse subfunction @mloubout (#2374)
• api: fix corner case staggered fd for centered x0 @mloubout (#2373)
• api: cleanup FD tools and support zeroth order derivative @mloubout (#2368)

Examples

• examples: Add an example notebook for ADER-FD schemes @EdCaunt (#2338)
• examples: fix tuto numbering for doc rendering @mloubout (#2367)

Documentation

• examples: fix tuto numbering for doc rendering @mloubout (#2367)

Compiler

• compiler: Misc compiler improvements @FabioLuporini (#2380)
• compiler: Support for C-level MPI_Allreduce @FabioLuporini (#2344)
• compiler: sequentialise halo touch @mloubout (#2372)
• compiler: Fix placement of ConditionalDimension in subdomain @georgebisbas (#2050)

MPI

• mpi: Fix data_gather for sparse functions @mloubout (#2379)
• ci: tweak mpi setup to allow -s and hide output @mloubout (#2350)

Architectures and JIT

• arch: Ensure compiler check catches permission errors @gbruer15 (#2340)

🐛 Bug Fixes

• tests: Fixup conftest's set_run_reset() @FabioLuporini (#2381)
• mpi: Fix data_gather for sparse functions @mloubout (#2379)
• dsl: Correct retention of wrong branch in filter_ordered @EdCaunt (#2377)
• api: Always expand time derivatives @mloubout (#2369)
• dsl: Patch edge-case derivative specifications @EdCaunt (#2366)
• compiler: Fix placement of ConditionalDimension in subdomain @georgebisbas (#2050)

Testing

• ci: tweak mpi setup to allow -s and hide output @mloubout (#2350)

Continuous Integration

• CI: fix decoupler config to use correct python @mloubout (#2382)
• arch: Ensure compiler check catches permission errors @gbruer15 (#2340)

Installation

• reqs: Update cached_property to functools version @EdCaunt (#2359)
• docker: Drop unused mpi4 and fix nvhpc mpi4py setup @mloubout (#2365)

New Contributors

• @gbruer15 made their first contribution in #2340

Full Changelog: v4.8.6...v4.8.7

Changes

Examples

• examples: Update tti fd for better stability @mloubout (#2363)

Testing

• tests: Add test for combining multiple ConditionalDimensions @EdCaunt (#2361)
• CI: fix macos runner python @mloubout (#2362)

Continuous Integration

• CI: fix macos runner python @mloubout (#2362)

Installation

• pip prod(deps): update mpi4py requirement from <3.1.6 to <3.1.7 @dependabot (#2352)

Fix Manifest.in for missing pypi files

Full Changelog: v4.8.4...v4.8.5

Changes

• compiler: Patch double buffering @FabioLuporini (#2247)
• compiler: Fix unexpansion w custom coeffs @FabioLuporini (#2242)

API

• api: Cleanup sparse setup for precomputed @mloubout (#2353)
• api: Add Hicks (sinc) interpolation api @mloubout (#2342)
• api: add priority to fd coefficients for mixed derivatives @mloubout (#2331)
• api: add support for 45 degree FD approx @mloubout (#2326)
• api: Fix custom fd for staggered @mloubout (#2323)
• api: Fix gpu-fit for TensorFunction @mloubout (#2285)
• misc: Switch off develop-mode @FabioLuporini (#2280)
• api: Minor fixes to arithmetic operations with scalar and tensors @mloubout (#2276)
• misc: Process args for subdimensions @mloubout (#2266)
• api: Add shift and fd order option to all FD operators: @mloubout (#2258)
• api: Always make subsampling factor symbolic @mloubout (#2259)
• api: prevent derivative shortcut with incompatible fd order @mloubout (#2254)

Examples

• examples: Interpolation tutorial notebook @mloubout (#2252)
• examples: Update MPI notebook to reference inner and outer halo terminology @EdCaunt (#2319)
• Correct the Poisson equation in the cavity flow example @rafael-fuente (#2308)
• example: small cleanup of tti for easier reuse @mloubout (#2294)

Documentation

• misc: Add MPI0 logging level @georgebisbas (#2130)
• examples: Fix typo in tutorial numbering @EdCaunt (#2356)
• misc: Docstring updates @ZoeLeibowitz (#2223)

Compiler

• compiler: Tweak check_stability to ensure cleanup is performed @FabioLuporini (#2335)
• compiler: Patch Guards.simplify_and @FabioLuporini (#2334)
• compiler: Enable generation of templated function declarations @FabioLuporini (#2333)
• compiler: Add optional pass for runtime stability check @FabioLuporini (#2327)
• compiler: Tweak Weights.value @FabioLuporini (#2328)
• compiler: Add Weights.value utility @FabioLuporini (#2322)
• compiler: Revamp lowering of IndexDerivatives @FabioLuporini (#2310)
• compiler: Revamp linearization @FabioLuporini (#2317)
• compiler: Adjust names used for cire-rotate dimensions @EdCaunt (#2305)
• compiler: Optimize normalize_reductions_dense @FabioLuporini (#2311)
• compiler: Generate less integer arithmetic @FabioLuporini (#2301)
• compiler: Misc codegen enhancements @FabioLuporini (#2300)
• compiler: Revamp data alignment @FabioLuporini (#2296)
• compiler: Improve IndexDerivative lowering @FabioLuporini (#2288)
• compiler: Misc code generation improvements @FabioLuporini (#2282)
• compiler: Fix handling of redundant derivatives @FabioLuporini (#2284)
• compiler: Introduce cluster-level Temp @georgebisbas (#2281)
• compiler: Add pass to abridge SubDimension names where possible @EdCaunt (#2269)
• compiler: Improve quality of generated code @FabioLuporini (#2263)
• compiler: Add missing numpy dtypes @mloubout (#2271)
• compiler: Machinery to generate vector types @FabioLuporini (#2253)
• compiler: Introduce symbolic fencing @FabioLuporini (#2244)
• compiler: Improve robustness of dspace derivation @FabioLuporini (#2238)

MPI

• misc: Add MPI0 logging level @georgebisbas (#2130)
• CI: revamp parallel marker @mloubout (#2347)
• mpi: Generate deterministic code for overlap mode @georgebisbas (#2303)
• MPI: Fix sparse subfunction handling when used without parent @mloubout (#2278)
• mpi: Fix haloupdate with inner dim [v2] @FabioLuporini (#2272)
• mpi: Add utility to get number of ranks on a single node @mloubout (#2265)
• dsl: Patch domain decomposition bug with SubDomains @EdCaunt (#2246)

Architectures and JIT

• Use get_nvidia_cc to get Nvidia gpu architecture @ggorman (#2343)
• arch: Add denormal flag for clang @mloubout (#2304)
• arch: patch compiler version @mloubout (#2297)
• example: small cleanup of tti for easier reuse @mloubout (#2294)
• arch: support rocm for gpu info @mloubout (#2261)
• compiler: add extra platforms and language to the custom compiler @mloubout (#2255)
• arch: Intel PVC mapping @FabioLuporini (#2215)

🐛 Bug Fixes

• compiler: Make code gen of elementary funcs dtype-aware @FabioLuporini (#2349)
• compiler: Tweak device-aware blocking @FabioLuporini (#2348)
• compiler: Hotfix unevaluation.Pow(1, ...) @FabioLuporini (#2321)
• compiler: Fix min/max reductions to be backend-portable @FabioLuporini (#2315)
• misc: Use str for generalization @mloubout (#2313)
• compiler: Block reductions irrespective of par-tile @FabioLuporini (#2309)
• compiler: Fix space conditions with loop blocking @FabioLuporini (#2302)
• data: Prevent allocator info to be lost at finalize @mloubout (#2295)
• misc: Fix gpu-fit for multiple tensors @mloubout (#2286)
• compiler: Fix minor codegen issues after pickling @FabioLuporini (#2283)
• misc: Replace dimension check in pull_dims @EdCaunt (#2275)
• misc: fix short/ushort codegen @mloubout (#2274)
• mpi: Fix haloupdate with inner dim [v2] @FabioLuporini (#2272)
• misc: fix UnboundTuple for None partile @mloubout (#2256)
• compiler: Hotfix compare-ops @FabioLuporini (#2251)
• compiler: Patch compare_ops for IndexDerivatives @FabioLuporini (#2250)
• dsl: Patch domain decomposition bug with SubDomains @EdCaunt (#2246)
• compiler: Patch symbolic coefficients over cross derivatives @FabioLuporini (#2248)
• compiler: Patch custom coefficients @FabioLuporini (#2243)

Testing

• CI: revamp parallel marker @mloubout (#2347)

Continuous Integration

• docker: fix oneapi setup @mloubout (#2351)
• ci: Update actions for nodejs version deprecation @georgebisbas (#2312)
• deps: Update rocm version @mloubout (#2291)
• compiler: Check DeviceFunctions for SubDimensions @EdCaunt (#2279)

Installation

• pip prod(deps): update ipyparallel requirement from <8.8 to <8.9 @dependabot (#2346)
• pip prod(deps): bump pyrevolve from 2.2.3 to 2.2.4 @dependabot (#2337)
• pip prod(deps): update ipyparallel requirement from <8.7 to <8.8 @dependabot (#2324)
• deps: prevent codecov error on local docker @mloubout (#2318)
• pip prod(deps): update pytest requirement from <8.0,>=7.2 to >=7.2,<9.0 @dependabot (#2299)
• deps: Update rocm version @mloubout (#2291)
• deps: support python 3.12 @mloubout (#2270)
• pip prod(deps): update anytree requirement from <=2.12.0,>=2.4.3 to >=2.4.3,<=2.12.1 @dependabot (#2268)
• pip prod(deps): update anytree requirement from <=2.11.1,>=2.4.3 to >=2.4.3,<=2.12.0 @dependabot (#2249)
• pip prod(deps): update anytree requirement from <=2.10.0,>=2.4.3 to >=2.4.3,<=2.11.1 @dependabot (#2241)

New Contributors

• @rafael-fuente made their first contribution in #2308
• @ZoeLeibowitz made their first contribution in #2223

Full Changelog: v4.8.3...v4.8.4

Changes

• Andrew add tests to test operator 2194 @AndrewCheng827 (#2207)

API

• api: enforce interpolation radius to be smaller than any input space … @mloubout (#2234)
• api: cleanup SubDimension and SubDomain @mloubout (#2219)
• misc: various Dimension internal fixes @mloubout (#2205)
• api: Cleanup and improve SubFunction @mloubout (#2198)
• builtins: Support batched initialize_function @FabioLuporini (#2176)
• api: Revamp interpolation/injection @FabioLuporini (#2128)

Documentation

• Update FAQ.md @FabioLuporini (#2195)
• documentation: update ci for new website setup @mloubout (#2221)

Compiler

• compiler: prevent multisubdimension expressions duplicates @mloubout (#2230)
• compiler: prevent reduction clause for perfect-enough outer loops @mloubout (#2226)
• compiler: Rework multi-level buffering @FabioLuporini (#2225)
• compiler: Fix issue 2194 @AndrewCheng827 (#2212)
• compiler: prevent radius dependent temps for sparse operations @mloubout (#2216)
• api: Cleanup and improve SubFunction @mloubout (#2198)
• api: Revamp interpolation/injection @FabioLuporini (#2128)

🐛 Bug Fixes

• compiler: Patch cluster.is_sparse @FabioLuporini (#2232)
• compiler: Fix reduction over sparse only @mloubout (#2220)
• compiler: prevent temporary for local reductions @mloubout (#2218)
• compiler: prevent radius dependent temps for sparse operations @mloubout (#2216)
• compiler: fix arg processing for empty arg update @mloubout (#2213)
• misc: various Dimension internal fixes @mloubout (#2205)

Continuous Integration

• ci: add intel missing gpu drivers @mloubout (#2227)

Installation

• pip prod(deps): update anytree requirement from <=2.9.0,>=2.4.3 to >=2.4.3,<=2.10.0 @dependabot (#2233)
• deps: fix intel drivers @mloubout (#2228)
• ci: add intel missing gpu drivers @mloubout (#2227)

Full Changelog: v4.8.2...v4.8.3

API

• dsl: Removed dynamic classes for AbstractFunctions (fixes memory leaks seen by some users) @FabioLuporini (#2190)
• api: Fix symbolic coefficients for cross derivatives @mloubout (#2185)
• api: Allow parametric par-tile as input @FabioLuporini (#2168)
• api: Use subs for origin in the case where index is a function @mloubout (#2120)
• compiler: Add utility function to normalize sympy arguments @FabioLuporini (#2125)

Examples

• Examples: Free surface for coupled TTI equations @ofmla (#2173)

Compiler

• compiler: Keep -qopenmp by default after icx 2023.2 @georgebisbas (#2164)
• compiler: Add opkwargs property to ArgumentsMap @ccuetom (#2142)
• compiler: Misc compiler fixes and improvements -- part II @FabioLuporini (#2138)
• compiler: Pass operator arguments to downstream operators @ccuetom (#2139)
• compiler: Improve lowering of IndexDerivatives @FabioLuporini (#2112)
• compiler: Misc compiler tweaks and improvements @FabioLuporini (#2136)
• compiler: Avoid generating collapse(1) @FabioLuporini (#2129)
• compiler: Patch pickling of GuardFactor and reconstruction @FabioLuporini (#2126)
• compiler: Introduce gpu-create parameter for buffers initialized on device @ccuetom (#2107)
• compiler: Change tile use in DeviceAcczier to allow multiple tile sizes @gpc1064 (#2095)
• compiler: Add host-*-pin handles; more volatile with pthreads @FabioLuporini (#2116)
• compiler: Support template parameters @FabioLuporini (#2105)

MPI

• mpi: Instrument compute0 core after specialising as ComputeCall @georgebisbas (#2143)
• mpi: Enhance flexibility for custom topologies @georgebisbas (#2134)
• mpi: Packed gathers and scatters @FabioLuporini (#2109)

GPU

• compiler: Change tile use in DeviceAcczier to allow multiple tile sizes @gpc1064 (#2095)

Architectures and JIT

• compiler: Enable AVX512 compiler support when available. @ggorman (#2184)
• arch: Correct march to mcpu for ppc @raminammour (#2174)
• misc: Add deviceid to configuration and enhance switchconfig @ccuetom (#2175)
• arch: Add ICX support @georgebisbas (#2051)

🐛 Bug Fixes

• dsl: Removed dynamic classes for AbstractFunctions @FabioLuporini (#2190)
• dsl: Prevent aggregation for symbolic coefficients @mloubout (#2182)
• api: Prevent factorization for symbolic coefficients @mloubout (#2179)
• compiler: Prevent Eq dims to be lost if only implicit @mloubout (#2169)
• compiler: Fix non-arithmetic distances @mloubout (#2165)
• compiler: Prevent adding breaking guard to nokey @mloubout (#2160)
• compiler: Add guards to prevent OOB when streaming buffers with ConditionalDimension @ccuetom (#2150)
• compiler: Fix CondDim's factor auto-override @FabioLuporini (#2154)
• compiler: Fix pickling of aliasing SparseFunction @FabioLuporini (#2148)
• compiler: Revert "compiler: Relax WaitLock regions in a ScheduleTree" @FabioLuporini (#2141)
• compiler: Patch pickling of GuardFactor and reconstruction @FabioLuporini (#2126)
• compiler: Fix OpenMP reductions in tandem with linearize=True @FabioLuporini (#2117)

Testing

• misc: fix openmp= deprecation @mloubout (#2186)
• Removing AWS ondemand gh-runners from CI @ggorman (#2155)

Continuous Integration

• CI: pytest setup fix @mloubout (#2177)
• docker: add some tweaks to Nvidia docker @mloubout (#2171)
• CI: Fix asv setup @mloubout (#2167)
• CI: Fix asv devito install @mloubout (#2166)
• ci: Add python 3.11 and minor CI fixing @georgebisbas (#2158)
• docker: revamp base deployment @mloubout (#2162)
• ci: switch to concurrency settings rather than extra action @mloubout (#2119)

Installation

• docker: Add intel advisor to icx image @mloubout (#2180)
• docker: Add some tweaks to nvidia docker @mloubout (#2171)
• docker: Switch to intelpython for icc/icx build @mloubout (#2172)
• docker: Revamp base deployment @mloubout (#2162)
• pip prod(deps): update distributed requirement from <2023.7 to <2023.8 @dependabot (#2161)
• pip prod(deps): update anytree requirement from <=2.8,>=2.4.3 to >=2.4.3,<=2.9.0 @dependabot (#2152)
• pip prod(deps): update distributed requirement from <2023.6 to <2023.7 @dependabot (#2145)
• pip prod(deps): update distributed requirement from <2023.5 to <2023.6 @dependabot (#2127)
• deps: sympy 1.12 compat @mloubout (#2123)
• pip prod(deps): update distributed requirement from <2023.4 to <2023.5 @dependabot (#2118)
• reqs: Move pyrevolve to optionals and introduce testing-only reqs @georgebisbas (#2096)
• reqs: Fix for matplotlib >=3.6.3 @georgebisbas (#2047)
• install: Make mpi4py portable across Intel and AMD @FabioLuporini (#2115)
• install: Overhaul Dockerfile.amd for MPI support @FabioLuporini (#2104)
• pip prod(deps): update distributed requirement from <2023.4 to <2023.5 @dependabot (#2110)
• pip prod(deps): update ipyparallel requirement from <8.6 to <8.7 @dependabot (#2106)

New Contributors

• @gpc1064 made their first contribution in #2095
• @raminammour made their first contribution in #2174

Full Changelog: v4.8.1...v4.8.2