v0.26.0

xDSL framework

• core: fix attributes to func outputs @mamanain (#3675)
• core: Parse module correctly when allow-unregistered-dialect is set @alexarice (#3669)
• core: Add attributes to func outputs @mamanain (#3661)
• core: split out non-MLIR-specific parser functionality to GenericParser @superlopuh (#3595)
• core: rename MLIR-specific lexing constructs @superlopuh (#3592)
• core: move logic specific to the MLIR grammar from lexer to mlir_lexer @superlopuh (#3591)
• core (traits): Fix implicit terminator when last op is unregistered @compor (#3604)
• core: split print_float into print_float and print_float_attr @jorendumoulin (#3600)
• dialects (func): Add SymbolUserOpInterface implementation for func.call operation @compor (#3652)
• core: print attribute names without double quotes for bare identifiers @jorendumoulin (#3710)
• core: Remove some constructors from Builder @math-fehr (#3702)
• core: Remove deprecated methods in Rewriter @math-fehr (#3701)
• core: Make PatternRewriter a Builder @math-fehr (#3683)
• core: Delete properly regions in pattern rewriter @math-fehr (#3682)
• core: Allow to erase orphan operations @math-fehr (#3681)

Dialects

• dialects: (builtin) Parse @ module names @mamanain (#3664)
• transformations: (csl-stencil-bufferize) AccessOp to read to_tensor's underlying memref @n-io (#3663)
• dialects: (aie) delete dialect @jorendumoulin (#3656)
• dialects: (csl) Switch dsds to use affine maps @n-io (#3657)
• dialects: (vector) Add vector.insertelement and vector.extractelement @watermelonwolverine (#3649)
• dialects (func): Add SymbolUserOpInterface implementation for func.call operation @compor (#3652)
• dialects: (arith) add SignlessIntegerBinaryOperation canonicalization @alexarice (#3583)
• dialects (llvm): Add dense array constraint for the position attribute of llvm.extractvalue and llvm.insertvalue operations @compor (#3643)
• dialects: (builtin) constrain DensIntOrFPElementsattr to the correct nb of elements @jorendumoulin (#3637)
• dialects: (arith) add truncation option to ConstantOp @alexarice (#3635)
• dialects: (builtin) mimic mlir floating point precision for printing and parsing @jorendumoulin (#3607)
• dialects: (builtin) apply normalization on ints, not IntAttrs @jorendumoulin (#3625)
• dialects (riscv_func): Use assembly format for riscv_func.call operation @compor (#3622)
• dialects (func): Use assembly format in func.call operation @compor (#3618)
• dialects: (builtin) add CompileTimeFixedBitwidthType @jorendumoulin (#3599)
• dialects: (builtin) add support for f16 packing and unpacking @jorendumoulin (#3605)
• dialects: (builtin) replace DenseArrayBase's data array with bytes @superlopuh (#3587)
• dialects: (builtin) add PackableType and StructPackableType @superlopuh (#3581)
• Revert "dialects (arm): add LabelAttr (#3745)" @emmau678 (#3746)
• dialects (arm): add LabelAttr @emmau678 (#3745)
• dialects: (onnx) remove ONNX-related code @superlopuh (#3738)
• dialects: (builtin) add support for IntegerType packing with arbitrary bitwidth up to 64 @jorendumoulin (#3728)
• dialects: (builtin) change data representation of DenseIntOrFPElements to use bytes @jorendumoulin (#3623)
• dialects: (builtin) DenseIntOrFPElementsAttr: add iterators for values and attrs @jorendumoulin (#3715)
• dialects: (builtin) fix spelling @jorendumoulin (#3716)
• dialects: (scf/scf_for) Factor out print and parse methods for For-like operations @compor (#3662)
• dialects: (builtin) add unpack and iter_unpack to IntegerAttr and FloatAttr @superlopuh (#3706)
• dialects: (builtin) make DictionaryAttr data an immutabledict @superlopuh (#3690)
• dialects: (builtin) Fix TensorOrMemrefOf and add some tests @watermelonwolverine (#3685)

Transformations

• transformations: (memref-streamify) don't streamify 0D memrefs @superlopuh (#3677)
• transforms: Allow to pass a pattern rewriter in CSE @math-fehr (#3539)
• transformations: (apply-individual-rewrite) lazily find canonicalization patterns @superlopuh (#3631)
• dialects: (builtin) add IntegerAttr truncation and use in individual rewrite @alexarice (#3585)
• transformations: Implement stencil inlining. @PapyChacal (#2615)
• transformations: (apply-individual-rewrite) improve error message @alexarice (#3603)
• transformations (csl): Add prefetch lowering @emmau678 (#3584)
• transformations: (memref-stream-interleave) always take bigger factor @superlopuh (#3721)
• transforms: (stencil-tensorize-z-dimension) use DenseIntOrFPElementsAttr constructor @jorendumoulin (#3718)
• transformations: (lower-linalg-to-snitch) remove LINALG_SNITCH_OPTIMIZATION_PASSES [NFC] @superlopuh (#3708)
• transforms: (memref-to-dsd) Support 1d subview of nd memref @n-io (#3653)
• transformations: (mlir-opt) separate mlir-opt pass errors @superlopuh (#3687)

Backend

• backend: (csl) use iter_attrs method for DenseIntOrFPElementsArray @jorendumoulin (#3717)

Interpreter

• interpreter: replace XType with FixedBitwidthPyBackedType @superlopuh (#3586)
• interpreter: (riscv) add fmadd.d interpreter function @superlopuh (#3720)
• interpreter: add type property to ShapedArray @superlopuh (#3709)
• interpreter: (riscv) return raw ptr for dense array inputs @superlopuh (#3707)
• interpreter: support a tuple of listeners in Interpreter @superlopuh (#3695)
• interpreter: (riscv_cf) register riscv_cf functions @superlopuh (#3694)
• interpreter: sort interpreter functions registering @superlopuh (#3688)

API

• API: split out MLIR-independent printing into BasePrinter and use in STIM [NFC] @superlopuh (#3613)

🗎 Documentation

• documentation: (Toy) use generic parser in Toy @superlopuh (#3596)
• documentation: use generic lexer infrastructure in Toy parser @superlopuh (#3593)
• documentation: (marimo) use jupyter notebooks for easier reviewing @superlopuh (#3722)
• documentation: (marimo) move pipeline_html helper to utils @superlopuh (#3719)
• documentation: (marimo) move module_html helper to utils @superlopuh (#3714)
• documentation: add helpers for marimo things to be shared across notebooks @superlopuh (#3712)
• documentation: (marimo) use default code editor for displaying assembly @superlopuh (#3711)

🐛 Bug Fixes

• core: Parse module correctly when allow-unregistered-dialect is set @alexarice (#3669)
• bug: (csl-lowering) Make multi-apply lowering work @n-io (#3614)
• dialects: (builtin) add IntegerAttr truncation and use in individual rewrite @alexarice (#3585)
• misc (Makefile): Fix custom venv treatment in Makefile @compor (#3626)
• interactive: do not auto_expand passes_list @alexarice (#3606)
• misc: add init.py file to wgpu backend folder @superlopuh (#3731)

Testing

• testing: raise ddot bottom_up test to linalg.generic @superlopuh (#3678)
• testing: split bottom_up into f32 and f64 kernels @superlopuh (#3676)
• testing: (wgpu interpreter) remove wgpy pytest @superlopuh (#3729)
• Move benchmarks to xdsl-bench and add documentation @EdmundGoodman (#3713)

Continuous Integration

• CI: Update uv lockfile @github-actions (#3680)
• CI: Update uv lockfile @github-actions (#3670)
• CI: add back weekly bot to update uv lockfile @github-actions (#3641)
• CI: add lockfile update action to manually trigger for dependabot PRs @superlopuh (#3647)
• CI: fail CI if lockfile is out of sync with project @superlopuh (#3639)
• CI: install wgpu and onnx in mlir ci @superlopuh (#3628)
• CI: exclude frontend filecheck tests from coverage @superlopuh (#3624)
• CI: set maxIndividualTestTime in lit cfg @superlopuh (#3590)
• CI: Fix PyPi publish CI @math-fehr (#3750)
• CI: Create missing virtual enviroment in the publish job @math-fehr (#3748)
• ci: Fix PyPi release workflow @math-fehr (#3747)
• CI: Update uv lockfile @github-actions (#3743)
• CI: Update uv lockfile @github-actions (#3742)
• CI: update Wandalen/wretry.action and codecov/codecov-action @superlopuh (#3730)
• CI: update ruff to 0.9 @superlopuh (#3733)
• CI: trigger lockfile CI automatically on dependabot PRs @superlopuh (#3646)
• CI: Update uv lockfile @github-actions (#3697)

Installation

• pip prod(deps): bump jax from 0.4.37 to 0.4.38 @dependabot (#3651)
• pip prod(deps): bump pyright from 1.1.390 to 1.1.391 @dependabot (#3655)
• pip prod(deps): bump ruff from 0.8.3 to 0.8.4 @dependabot (#3659)
• installation: add mechanism for symlinking mlir-opt when creating venv @superlopuh (#3660)
• pip prod(deps): bump numpy from 2.2.0 to 2.2.1 @dependabot (#3672)
• pip prod(deps): bump pytest-asyncio from 0.24.0 to 0.25.0 @dependabot (#3640)
• dependencies: update ruff @superlopuh (#3638)
• dependencies: update textual lockfile @superlopuh (#3636)
• pip prod(deps): bump ruff from 0.8.2 to 0.8.3 @dependabot (#3632)
• pip prod(deps): bump textual from 0.89.1 to 1.0.0 @dependabot (#3633)
• installation: Switch to UV for dependency management @EdmundGoodman (#3294)
• pip prod(deps): bump marimo from 0.9.33 to 0.9.34 @dependabot (#3619)
• pip prod(deps): bump wgpu from 0.19.2 to 0.19.3 @dependabot (#3620)
• pip prod(deps): bump jax from 0.4.36 to 0.4.37 @dependabot (#3612)
• pip prod(deps): bump marimo from 0.9.32 to 0.9.33 @dependabot (#3611)
• pip prod(deps): bump numpy from 2.1.3 to 2.2.0 @dependabot (#3597)
• pip prod(deps): bump marimo from 0.9.31 to 0.9.32 @dependabot (#3598)
• pip prod(deps): bump marimo from 0.10.10 to 0.10.12 @dependabot (#3740)
• pip prod(deps): bump ruff from 0.9.0 to 0.9.1 @dependabot (#3741)
• dependencies: (wgpu) remove wgpu dependency @superlopuh (#3732)
• pip prod(deps): bump marimo from 0.10.9 to 0.10.10 @dependabot (#3736)
• pip prod(deps): bump pytest-asyncio from 0.25.1 to 0.25.2 @dependabot (#3734)
• pip prod(deps): bump ruff from 0.8.5 to 0.8.6 @dependabot (#3696)
• pip prod(deps): bump pytest-asyncio from 0.25.0 to 0.25.1 @dependabot (#3693)
• pip prod(deps): bump ruff from 0.8.4 to 0.8.5 @dependabot (#3692)
• pip prod(deps): bump marimo from 0.10.0 to 0.10.9 @dependabot (#3691)
• pip prod(deps): bump marimo from 0.9.34 to 0.10.0 @dependabot (#3634)

Miscellaneous

• misc: remove unnecessary debug print statement @alexarice (#3673)
• transformations: (csl-stencil-bufferize) AccessOp to read to_tensor's underlying memref @n-io (#3663)
• bug: (csl-lowering) Make multi-apply lowering work @n-io (#3614)
• misc: use activated venv dir if any, and add back project venv export @superlopuh (#3630)
• misc: add a DisjointSet data structure @superlopuh (#3621)
• dialects: (arith) add truncation option to ConstantOp @alexarice (#3635)
• dialects: (builtin) add IntegerAttr truncation and use in individual rewrite @alexarice (#3585)
• misc: use .venv by default instead of venv @superlopuh (#3629)
• misc (Makefile): Fix custom venv treatment in Makefile @compor (#3626)
• misc: add wgsl target and move module printing test case to filecheck @superlopuh (#3615)
• misc (Makefile): Update coverage handling in Makefile @compor (#3617)
• minor: (convert-stencil-to-csl-stencil) Adding accidentally removed filecheck back in @n-io (#3616)
• misc: hide base_parser, and avoid circular imports in parser files @superlopuh (#3594)
• misc (Makefile): Group lit options and allow them to be overriden during make invocation @compor (#3608)
• transformations: (apply-individual-rewrite) improve error message @alexarice (#3603)
• transformations: (apply-individual-rewrite) give more context in error message [NFC] @superlopuh (#3602)
• interactive: small refactor @alexarice (#3601)
• misc: remove with_context helper on ParseError [NFC] @superlopuh (#3589)
• misc: add init.py file to wgpu backend folder @superlopuh (#3731)
• misc: use base printer infrastructure in WGSL printing @superlopuh (#3627)
• interpreter: add type property to ShapedArray @superlopuh (#3709)
• transformations: (lower-linalg-to-snitch) remove LINALG_SNITCH_OPTIMIZATION_PASSES [NFC] @superlopuh (#3708)
• interpreter: sort interpreter functions registering @superlopuh (#3688)

Interactive

• interactive: remove unused spec variable from get_pass_arguments function @dshaaban01 (#3665)
• interactive: add mlir-opt pass to condensed list @dshaaban01 (#3658)
• interactive: use individual rewrite pass directly instead of helpers @superlopuh (#3642)
• interactive: do not auto_expand passes_list @alexarice (#3606)
• interactive: small refactor @alexarice (#3601)
• interactive: move pass parsing logic to AddArgumentsScreen @superlopuh (#3737)
• interactive: App tree holds either a pass type or instance, no spec @superlopuh (#3726)
• interactive: AvailablePass now has either a pass type or instance, no spec @superlopuh (#3725)
• interactive: store passes in app instead of class+spec tuples @superlopuh (#3723)