1. 12 Nov, 2025 1 commit
    • Lei Wang's avatar
      [Refactor] Add kernel selection option for GEMM v1 in environment settings (#1200) · 8fbe1b3a
      Lei Wang authored
      * Add kernel selection option for GEMM v1 in environment settings
      
      - Introduced `TILELANG_USE_GEMM_V1` environment variable to control the selection of GEMM version.
      - Added `use_gemm_v1` method in the `Environment` class to determine if GEMM v1 should be used based on the environment variable.
      - Updated GEMM function assignment to default to v2, allowing for v1 to be forced via the new environment variable.
      
      * bug fix
      
      * Add kernel selection option for GEMM in environment settings
      
      - Introduced `TILELANG_USE_GEMM_V1` environment variable to allow users to select between GEMM v1 and v2 implementations.
      - Updated `gemm` function to default to v2 but switch to v1 if the environment variable is set to a truthy value.
      - Added a method `use_gemm_v1` in the `Environment` class to facilitate this selection based on the environment variable.
      
      * Refactor GEMM macro generator to use BufferRegion instead of Buffer
      
      - Updated `wgmma` and `wgmma_rs` methods in `TensorCoreIntrinEmitter` to accept `BufferRegion` parameters instead of `Buffer`.
      - Adjusted related calls in `GemmWGMMA` to ensure compatibility with the new parameter types.
      - Simplified buffer access logic for better clarity and maintainability.
      
      * Refactor GEMM functions to utilize BufferRegion for improved memory handling
      
      - Updated `run_gemm`, `run_gemm_rs`, `run_gemm_sr`, and `run_gemm_rr` functions to set `num_stages` based on block dimensions, enhancing performance for larger matrices.
      - Simplified calls to GEMM functions by removing redundant parameters and ensuring compatibility with BufferRegion.
      - Introduced utility functions for converting between Buffer, BufferLoad, and BufferRegion, improving code clarity and maintainability.
      - Enhanced error handling for full region checks in GEMM operations to ensure correctness in memory access.
      
      * Refactor GEMM code for improved readability and consistency
      
      - Cleaned up formatting and spacing in GEMM-related files for better readability.
      - Standardized comments and code structure across various GEMM functions and macros.
      - Enhanced error messages for clarity in buffer region checks.
      - Removed redundant lines and improved overall code maintainability.
      
      * Update GEMM correctness evaluation and macro generator for improved functionality
      
      - Modified `N_VALUES` in `correctness_evaluation_sm70.py` to include only relevant sizes for tests.
      - Updated test function call in `correctness_evaluation.py` to use `test_gemm_false_true` for better accuracy in testing.
      - Refactored buffer handling in `mma_sm70_macro_generator.py` to improve clarity and consistency in shared buffer access.
      - Enhanced `gemm_mma_sm70.py` to ensure full region checks for input and output buffers, improving correctness in GEMM operations.
      
      * Refactor GEMM and intrinsic files for improved clarity and functionality
      
      - Removed unused variable `A_stride_last` in `mma_sm70_macro_generator.py` to streamline code.
      - Adjusted function signature formatting in `swizzle.py` for better readability.
      - Restored the return of `GemmWGMMA` in `__init__.py` for correct GEMM instantiation.
      - Removed unused variable `B_buf` in `gemm_mma_sm70.py` to enhance code cleanliness.
      - Improved function signature formatting in `language.py` for consistency.
      
      * Enhance GEMM and MMA functionality for FP64 support
      
      - Refactored `GemmNode` to streamline the decision-making process for GEMM instruction selection.
      - Added support for FP64 inputs in the MMA dispatcher, enabling new tensor operations.
      - Introduced a new layout function for FP64 in `mma_layout.py` to facilitate shared memory storage.
      - Updated `TensorCoreIntrinEmitter` to handle FP64 data types, including adjustments for micro tile dimensions and loading mechanisms.
      - Enhanced utility functions to accommodate FP64 index mapping for shared memory operations.
      
      * lint fix
      
      * Refactor GEMM correctness evaluation and shared memory alignment handling
      
      - Reverted the GEMM function call in `correctness_evaluation.py` to the original implementation for consistency.
      - Added a helper function in `merge_shared_memory_allocations.cc` to streamline the marking of shared variables under alignment scope.
      - Enhanced the `VisitExpr_` methods to ensure proper handling of shared memory alignment for `BufferLoadNode` and `VarNode` types.
      - Cleaned up commented-out test code in `correctness_evaluation.py` for better readability.
      
      * Enhance GEMM and MMA implementations with region-based memory handling
      
      - Updated GEMM and MMA classes to utilize BufferRegion for input and output buffers, improving memory management and supporting strided GEMM operations.
      - Added checks to ensure full region compliance for input buffers, enhancing correctness in matrix multiplication.
      - Implemented clear accumulation functionality to reset output buffers before accumulation, ensuring accurate results in GEMM operations.
      
      * Refactor test_tilelang_example_deepseek_v32.py to improve import structure and function calls
      
      - Updated import statements to directly reference modules instead of individual test functions, enhancing clarity.
      - Modified function calls to use the new module structure for better organization and maintainability in testing examples.
      
      * Enhance OnArrayDeclaration method to handle repeated buffer declarations
      
      - Updated the OnArrayDeclaration method to merge metadata for buffers that may appear in multiple Allocate statements, improving robustness against upstream transformations.
      - Added logic to prefer concrete element data types and record extents when previously unknown, enhancing the handling of buffer declarations.
      
      * Add abbreviation for bfloat16 data type in mfma_macro_generator.py
      
      - Introduced a new abbreviation "bf16" for the bfloat16 data type in the mfma_macro_generator.py file, enhancing clarity and consistency in data type representation.
      
      * Refactor CodeGenTileLangHIP to enhance dtype handling and mfma call generation
      
      - Introduced a mapping function to normalize input data types to their corresponding scalar types, improving compatibility with MfmaTraits.
      - Updated the mfma call generation to utilize the new mapping, streamlining the code and enhancing clarity.
      - Removed outdated dtype mapping and replaced it with a more flexible approach to support additional data types like FP8.
      
      * lint fix
      
      * Enhance backend configuration in CMakeLists.txt and improve dtype handling in CodeGenTileLangHIP
      
      - Introduced a macro to define backend options for CUDA, ROCM, and Metal, allowing user overrides and caching of settings.
      - Updated logic to track user-selected backends and conditionally enable defaults based on environment variables.
      - Refactored dtype handling in CodeGenTileLangHIP to streamline mfma call generation and improve clarity.
      - Added support for bfloat16 in the mfma_macro_generator.py, enhancing data type representation consistency.
      
      * Update bfloat16 handling in CodeGenTileLangHIP and mfma_macro_generator.py
      
      - Changed the representation of bfloat16 in CodeGenTileLangHIP from "bfloat16x4" to "bfloat16x4_vec" for improved clarity.
      - Adjusted the mfma_suffix generation in mfma_macro_generator.py to remove the underscore before "bf16", aligning with HIP intrinsic requirements.
      
      * Change logging level from WARNING to DLOG in LegalizeNegativeIndex for non-negative index checks to reduce log verbosity.
      
      * Refactor attention sink examples to simplify index calculations
      
      - Updated index handling in `example_gqa_sink_bwd_bhsd.py` and `example_mha_sink_bwd_bhsd.py` to eliminate unnecessary local allocations and streamline logic for determining start and end indices.
      - Improved readability by using direct calculations instead of local variables for index bounds in pipelined loops.
      
      * Refactor attention sink examples to streamline index calculations
      
      - Simplified index handling in `example_gqa_sink_bwd_bhsd.py`, `example_gqa_sink_fwd_bhsd_wgmma_pipelined.py`, `example_mha_sink_bwd_bhsd.py`, `example_mha_sink_fwd_bhsd_wgmma_pipelined.py`, and `example_mha_sink_fwd_bhsd.py` by removing unnecessary local allocations for start and end indices.
      - Enhanced readability by directly calculating index bounds for pipelined loops, improving overall code clarity.
      
      * lint fix
      
      * bugfix
      
      * Refactor reduce operation handling in CUDA and Python
      
      - Removed outdated shared memory reduction logic from `reduce.cc`.
      - Introduced fragment allocation and improved buffer handling in `reduce.py` to support shared and fragment scopes.
      - Updated CUDA header to define a wider accumulator type for better numerical accuracy.
      - Enhanced error handling for buffer scope validation in the reduction process.
      
      * Fix ReduceOpNode to correctly compute AbsMax by using absolute values of inputs
      
      * Enhance unit loop handling by refining annotation checks
      
      - Updated the condition for identifying effectively empty annotations in unit loops to include cases where only the `pragma_unroll_explicit` hint is present.
      - Introduced a new method, `IsEffectivelyEmptyAnnotation`, to encapsulate this logic, improving code clarity and maintainability.
      
      * clean clode
      8fbe1b3a
  2. 31 Oct, 2025 1 commit
    • Lei Wang's avatar
      [FFI] Rebase tvm to v0.22.0 to utilize tvm-ffi (#1108) · 10911e28
      Lei Wang authored
      
      
      * 3rdparty tvm bump
      
      * bump tvm into v0.22.0
      
      * lint fix
      
      * rebase tvm
      
      * Update submodule tvm to latest commit 3085bc4
      
      * Refactor: Update configuration retrieval in CopyNode and adjust test registration in tilelang
      
      * test fix
      
      * add requirement
      
      * atomic_fix
      
      * atomic_fix
      
      * phaseout py39
      
      * optimize
      
      * optimize
      
      * lint fix
      
      * do not clean cache
      
      * do not clean cache
      
      * [Minor] Minor update for Python versions and dependencies
      
      * [Lint] fix lint for py39
      
      * [Lint] fix lint for ROCm
      
      * [Build][CI] Sync CI changes from upstream/sdist
      
      * [Lint] fix lint for ROCm
      
      * [Build][CI] Update `repair-wheel-command`
      
      * [Minor] update abi3audit result format
      
      * [Lint] fix lint for ROCm
      
      * [BugFix] fix build
      
      * [Lint] fix lint for ROCm
      
      * [BugFix] set rpath for libtvm and libtvm_runtime
      
      * [Deps] pin apache-tvm-ffi version
      
      * [Build] set Python 3.9 Limited API for Cython target
      
      * [Build] set Python 3.9 Limited API for Cython target
      
      * [Deps] Restore Python 3.8 support
      
      * [Build] use `apache-tvm-ffi`'s `libtvm_ffi`
      
      * [BugFix] use `;` as delimiter for RPATH on macOS
      
      * [BugFix] use `--ignore-missing-dependencies` for `delocate-wheel`
      
      * [Build] support `sccache` if available
      
      * [Build] add CIBW import test
      
      * [Build][CI] enable ccache for CIBW on Linux
      
      * [BugFix] set rpath for libtvm and libtvm_runtime
      
      * Revert "[Build][CI] enable ccache for CIBW on Linux"
      
      This reverts commit cd9ab57bb5ddd2572c60bcbbebde81480a658fd3.
      
      * [CI] fix perfbench bot
      
      * [BugFix] use Python 3.9 to build wheel
      
      * [Minor] update perfbench bot envs
      
      * [BugFix] fix CIBW environment on Linux
      
      * [CI] skip import test on CentOS 7
      
      * [CI] use Python urllib to download file instead of Wget
      
      ---------
      Co-authored-by: default avatarXuehai Pan <XuehaiPan@pku.edu.cn>
      10911e28
  3. 15 Sep, 2025 1 commit
    • botbw's avatar
      [feat] support gemm_sp for ampere and ada arch (#691) · 0b3683bf
      botbw authored
      
      
      * [feat] add an example mma atom
      
      * [fix] fix typo naming
      
      * [feat] add a template to enable compilation
      
      * [feat] add print util
      
      * [WIP] pass on single block tile
      
      * [feat] add sm80 metadata layout
      
      * [chore] clean codebase
      
      * [CI] format.sh
      
      * [feat] add sm80 compress utils
      
      * [bugfix] fix C fragment layout
      
      * [refactor] use nvcc version instead of str
      
      * [test] add test cases
      
      * [chore] add a param check
      
      * [chore] format a bit
      
      * [chore] rename func to satisfy PEP 8 and appease gemini
      
      * [chore] add check
      
      * [feat] support sm75 layout && add assertion && chore
      
      * [bug] fix illegal memory access when using two warps over N=32
      
      This could be a missing check related to cutlass 2.x implementation.
      Using the cutlass example can't trigger this cause it's bypassed by
      padding the input.
      
      For now I think it might be safe to increase the atom size and inve-
      sgate in the future.
      
      * [chore] add example
      
      * [chore] format
      
      * [example] update benchmark
      
      * [bugfix] fix namespace and format
      
      * [bugfix] fix incorrect param passing
      
      * [refactor] update variable declaration for clarity in gemm_layouts and gemm_sp
      
      * [Cleanup] Remove unnecessary blank lines in metadata layout functions in gemm_sp.py
      
      * [CI] fix arch
      
      * [example] add torch sparse benchmark
      
      * [misc] polish && add reference && apply review suggestionsi && format
      
      * [CI] format with clang-tidy
      
      * [Cleanup] Format and align template struct definitions in half.hpp, common.h, and gemm_sp_sm80.h
      
      * [Update] Modify CUDA version requirements in test_gemm_sp_sm80 and mark cutlass subproject as dirty
      
      ---------
      Co-authored-by: default avatarLeiWang1999 <leiwang1999@outlook.com>
      0b3683bf
  4. 04 Sep, 2025 1 commit
    • Lei Wang's avatar
      [Refactor] Support python reflection for tile operators (#783) · 3cfefc8e
      Lei Wang authored
      * Implement Fill operator and related reflection methods in TileLang
      
      - Added Fill operator implementation in `fill.cc` and `fill.h` for element-wise filling of buffers.
      - Introduced reflection methods for Fill, AtomicAdd, Copy, Conv2DIm2Col, FinalizeReducer, Gemm, and Parallel operators to enhance introspection capabilities.
      - Updated relevant files to register reflection methods and ensure proper initialization in static blocks.
      - Removed outdated comments and unnecessary code in various operator files to improve clarity and maintainability.
      - Added new Python bindings for the Fill operator in `tilelang/ir/fill.py` and updated the module imports accordingly.
      
      * Refactor operator reflection methods and improve code clarity
      
      - Updated reflection methods for AtomicAdd, Copy, FinalizeReducer, Gemm, and Parallel operators to enhance readability by using `empty()` instead of size checks.
      - Consolidated static initialization blocks for various operators to a single line for improved consistency.
      - Cleaned up whitespace and formatting in multiple files to adhere to coding standards and improve maintainability.
      - Added new Python bindings for operators in the `tilelang/ir` module, ensuring proper registration and organization of imports.
      
      * Refactor GEMM and AtomicAdd operations for improved clarity
      
      - Updated the `GetArchInt` function in `atomic_add.cc` to use `std::string` and `std::stoi` for better readability and type safety.
      - Removed unnecessary variables and comments in `gemm_sp.cc` and `gemm.cc` to streamline the `ComputeWarpPartition` method.
      - Cleaned up the `layout_reducer.cc` file by removing unused variable declarations, enhancing code clarity.
      - Added import for the `ir` module in `tilelang/__init__.py` to ensure proper organization of module imports.
      
      * Remove deprecated operator files from the tilelang IR module
      
      - Deleted files for Fill, AtomicAdd, Copy, Gemm, GemmSP, FinalizeReducer, Parallel, Reduce, and Region operators to streamline the codebase.
      - This cleanup enhances maintainability by removing unused code and improving overall organization of the module.
      
      * Refactor imports in tilelang IR module for improved organization
      
      - Updated import statements in `tilelang/ir.py` to reflect changes in the TVM library structure, enhancing clarity and maintainability of the codebase.
      
      * lint fix
      
      * Refactor GEMM and GEMM-SP operations to enhance clarity and maintainability
      
      - Updated the `Gemm` and `GemmSP` classes to utilize a new `GemmWarpPolicy` object for warp partitioning, improving encapsulation and readability.
      - Removed deprecated `ComputeWarpPartition` methods and replaced them with calls to the new policy object, streamlining the code.
      - Cleaned up comments and unnecessary code in `gemm.cc`, `gemm_sp.cc`, and related header files to enhance overall clarity.
      - Introduced a new `GemmWarpPolicyNode` class to manage warp policy attributes and methods, facilitating better organization of related functionalities.
      - Updated reflection methods to include the new policy structure, ensuring proper registration and introspection capabilities.
      
      * Refactor Reduce operation to utilize ReduceType class for improved clarity and maintainability
      
      - Replaced multiple conditional checks for reduce types with a single ReduceType object, simplifying the code structure.
      - Introduced a new ReduceTypeNode class to encapsulate reduce type logic and methods, enhancing organization.
      - Updated MakeInitValue, MakeReduce, and Lower methods to leverage the new ReduceType class, improving readability.
      - Added Python bindings for the ReduceType class in tilelang IR module to ensure proper registration and usability.
      
      * comment
      
      * Refactor operator header files for improved readability
      
      - Cleaned up formatting and whitespace in `atomic_add.h`, `copy.h`, `fill.h`, `reduce.cc`, and `reduce.h` to enhance code clarity.
      - Consolidated comments and adjusted line breaks for better organization and maintainability across multiple operator definitions.
      
      * Refactor MakeReduce method in ReduceOpNode for clarity
      
      - Updated the parameter name in the MakeReduce method from `rhs` to `b` and assigned it to `rhs` for improved readability.
      - This change enhances the clarity of the method's purpose and aligns with the overall refactoring efforts in the Reduce operation.
      
      * Update Reduce operation type checks for consistency
      
      - Changed string comparisons for reduce types in the MakeReduce method from "abs_sum" to "abssum" and "abs_max" to "absmax" for uniformity.
      - This adjustment enhances the clarity and consistency of the reduce type handling in the codebase.
      3cfefc8e
  5. 02 Sep, 2025 1 commit
    • Lei Wang's avatar
      [Lint] Introduce clang-tidy into format.sh (#777) · cdc5d8d3
      Lei Wang authored
      * [Refactor] Update Clang-Tidy Checks and Improve Code Consistency
      
      - Enhanced .clang-tidy configuration by adding specific checks for better bug detection and performance optimization.
      - Refactored function signatures across multiple files to use `const` references for parameters, improving performance and code clarity.
      - Updated various methods to ensure consistent handling of parameters, particularly in `AddPredicate`, `Substitute`, and `PlanLoopPartition` functions.
      - Improved readability by replacing size checks with `empty()` method calls in several locations, ensuring clearer intent in the code.
      - General code cleanup and adherence to best practices for better maintainability.
      
      * [Refactor] Enhance Code Consistency and Clang-Tidy Configuration
      
      - Updated .clang-tidy configuration to include additional checks for improved code quality and performance.
      - Refactored function signatures across multiple files to use `const` references, enhancing performance and clarity.
      - Replaced size checks with `empty()` method calls in various locations for clearer intent.
      - Improved handling of parameters in several functions, ensuring consistent usage of `std::move` where applicable.
      - General code cleanup to adhere to best practices and improve maintainability.
      
      * [Refactor] Integrate Clang-Tidy Checks and Enhance Code Consistency
      
      - Added clang-tidy checks to the format script for improved code quality assurance.
      - Refactored function signatures across multiple files to consistently use `const` references, enhancing performance and clarity.
      - Updated the requirements-lint.txt file to include clang-tidy as a dependency.
      - General code cleanup to adhere to best practices and improve maintainability.
      
      * [CI] Update AMD CI Workflow to Include Build Directory Creation
      
      - Added steps to create a build directory and configure CMake with ROCm support during the format check process.
      - Ensured cleanup of the build directory after the format check to maintain a clean workspace.
      
      * [Refactor] Remove Unused Member Variables in AtomicAddNode and CopyNode
      
      - Removed the `args_` member variable from both `AtomicAddNode` and `CopyNode` classes to streamline the code and eliminate unnecessary data members.
      - This change enhances code clarity and maintainability by focusing on relevant attributes for each class.
      
      * [Refactor] Update Clang-Tidy Integration and Code Improvements
      
      - Modified the format script to include the `-fix` option in the clang-tidy command for automatic code fixes.
      - Refactored the `AtomicAddVectorizePlanner` class to improve variable handling and consistency, including changes to member variable types and function signatures.
      - Enhanced code clarity by removing unnecessary `std::move` calls and ensuring consistent usage of types across the class.
      - General code cleanup to adhere to best practices and improve maintainability.
      
      * [Refactor] Improve Parameter Handling and Consistency in AtomicAddVectorize
      
      - Updated function signatures in `AtomicAddVectorizePlanResult` and `AtomicAddVectorizeRewriter` to use `const` references and `std::move` for better performance and clarity.
      - Enhanced the `UpdateVectorSize` method to accept `const Array<PrimExpr>&` for improved efficiency.
      - General code cleanup to maintain consistency and adhere to best practices.
      
      * [CI] Add Git Submodule Initialization to CI Workflow
      
      - Included a step to initialize and update git submodules recursively in the CI workflow.
      - This change ensures that all necessary submodules are available during the format check process, improving build reliability.
      
      * [CI] Add Git Submodule Update Step to Format Check
      
      - Included a command to initialize and update git submodules recursively in the CI workflow during the format check process.
      - This enhancement ensures that all required submodules are available, contributing to improved build reliability.
      
      * [Refactor] Update Function Signatures in AtomicAddVectorize
      
      - Modified the `VectorizeAtomicAdd` function signature to use `const` references for `thread_var` and `thread_bounds`, enhancing performance and code clarity.
      - This change aligns with previous refactoring efforts to improve parameter handling and consistency across the codebase.
      cdc5d8d3
  6. 31 Aug, 2025 1 commit
  7. 29 Aug, 2025 1 commit
    • Lei Wang's avatar
      [Refactor] Refactor `Operator` into `TileOperator` and with tvm reflection (#763) · b38bd69e
      Lei Wang authored
      * Refactor operator classes to inherit from TileOperator and update layout inference methods
      
      - Changed base class of several operator classes (AtomicAdd, Copy, Gemm, etc.) from Operator to TileOperator for better alignment with tile operations.
      - Updated InferLayout and Lower methods to use 'override' specifier for clarity and consistency.
      - Adjusted header inclusions to replace "op.h" with "operator.h" across multiple files for improved organization.
      - Added missing layout inference implementations for Fill and Conv2DIm2ColOp.
      - Removed deprecated op.cc and op.h files to streamline the codebase.
      
      * lint fix
      
      * Refactor operator classes to use Node pattern and improve memory management
      
      - Updated several operator classes (AtomicAdd, Copy, Gemm, etc.) to utilize the Node pattern for better memory management and encapsulation.
      - Changed constructors to initialize member variables through a node object, enhancing clarity and reducing direct member access.
      - Updated Clone methods to return TileOperator instances instead of unique pointers, aligning with the new design.
      - Refactored InferLayout and Lower methods to ensure consistency across operator implementations.
      - Adjusted header files to reflect the new class structure and removed deprecated code for a cleaner codebase.
      
      * Enhance Clone methods in AtomicAdd and Copy classes to support parallel operation cloning
      
      - Updated the Clone methods in AtomicAddNode and CopyNode to ensure that the parallel operation (par_op_) is properly cloned when defined, improving the integrity of cloned objects.
      - Refactored the FillNode class to use ParallelOp directly instead of std::make_unique, streamlining the creation of parallel operations.
      - Made minor adjustments in layout inference and other related methods for consistency and clarity.
      
      * Refactor FillNode::Lower method to remove unused global function call
      
      - Eliminated the call to the global function "tl.fill.lower" in the FillNode::Lower method, streamlining the code and improving clarity.
      - Retained the core functionality of the method while enhancing maintainability by reducing unnecessary dependencies.
      b38bd69e
  8. 08 Aug, 2025 1 commit
    • Lei Wang's avatar
      [Layout] Introduce a new layout inference mechanism (#699) · 407117e1
      Lei Wang authored
      
      
      * Implement new free stage layout inference.
      
      * Fix bug
      
      * Make replication upcasting and unnormalizable iterators safe.
      
      * Better handling of updating with more replica
      
      * Remove unnecessary check.
      
      * Fix compilation.
      
      * Fix setup.py.
      
      * Simplify development mode.
      
      * Allow ParallelOp layout when there's already a compatible layout specified
      
      * lint fix
      
      * Add ProveFragmentContains function to validate thread access between small and large fragments
      
      This function checks if the threads accessing elements of a smaller fragment are a subset of those accessing a larger fragment, ensuring valid access during updates. The implementation includes deriving thread indices, computing logical indices, and verifying thread mappings.
      
      * Update dependencies in requirements files
      
      * Remove 'thefuzz' from requirements-dev.txt
      * Specify exact versions for 'torch' and add 'flash_attn' in requirements-test.txt
      
      * Update CI workflow to use SHA256 hash for requirements file
      
      * Update requirements and CI workflow for flash attention
      
      * Removed specific version for 'torch' in requirements-test.txt
      * Added installation of 'flash_attn==2.5.8' in CI workflow to ensure compatibility
      
      * Refactor flash attention import handling in examples
      
      * Removed availability checks for 'flash_attn' in multiple example scripts.
      * Simplified import statements for 'flash_attn' to ensure consistent usage across examples.
      
      ---------
      Co-authored-by: default avatarHuanqi Cao <caohuanqi@deepseek.com>
      407117e1
  9. 03 Jul, 2025 1 commit
    • botbw's avatar
      [Experimental][Language] add `T.GEMM_SP` for sm90 sparse tensor core (#526) · be44758c
      botbw authored
      
      
      * [experimental] add a draft gemm_sp
      
      * [3rdparty] bump cutlass to v3.9.3
      
      * [lint] run format.sh
      
      * [chore] rebase
      
      * [chore] use abs path
      
      * [gemm_sp] add metadata layout
      
      * [ci] add more example
      
      * [lint] run format.sh
      
      * [chore] polish
      
      * [chore] move gemm_sp to experimental
      
      * [chore] polish
      
      * [lint] run format.sh
      
      * [Enhancement] Improve bulk copy handling and update GEMM sparse tensor test
      
      * Added a warning log for unsupported non-swizzled global layouts in the bulk copy operation, ensuring fallback to normal copy.
      * Refactored the GEMM sparse tensor test by removing unnecessary imports and simplifying the kernel compilation process.
      * Updated the test to directly call the `run_gemm_sp` function, enhancing clarity and functionality.
      
      * Implement Test
      
      * [Enhancement] Update GEMM SP and SM89 templates for improved functionality
      
      * Refactored GEMM SP computation to enhance warp partitioning logic, ensuring compatibility with Hopper architecture.
      * Updated layout inference to support new WGMMA conditions and improved error messaging for unsupported targets.
      * Modified SM89 templates to utilize new MMA atom structures, enhancing performance and compatibility with fp8 types.
      * Added conditional inclusion for GEMM SP header based on CUDA architecture version.
      
      * lint fix
      
      * [gemm_sp] support more layout and data types
      
      * Enhancement: sync T.gemm_sp's layout inference with T.gemm
      
      * Enhancement: support more block_k in compress util
      
      * [Enhancement] enable block_k=64
      
      * [Lint] run format.sh
      
      * [Enhancement] compressor support more dtype
      
      * Enhancement: enable block_K=32
      
      * [Lint] format.sh
      
      * [Fixbug] fix shape
      
      * Refactor: sync gemm
      
      * [Enhancement] enable transpose
      
      * [Enhancement] enable fp8_e4m3
      
      * [Enhancement] enable int8
      
      * [Lint] run format.sh
      
      * [Benchmark] add gemm_sp benchmark
      
      * [Example] fix 256 threads hang
      
      * [CI] fix ci
      
      * [Chore] resolve gemini feedback
      
      * [Benchmark] increase search space
      
      * [Lint] format
      
      * [CI] skip sparse tensor core related tests as only sm90 is supported
      
      * [CI] pass local run
      
      * Update gemm_sm89.h
      
      * lint fix
      
      * lint fix
      
      * [Enhancement] Add support for sparse GEMM and initialize CUDA architecture flags
      
      - Introduced a new boolean flag `enable_sparse_gemm_` to control the inclusion of sparse GEMM functionality in CUDA code generation.
      - Updated the `Finish` method to conditionally include the sparse GEMM header based on the new flag.
      - Implemented logic in `VisitStmt_` to enable sparse GEMM when the corresponding external call is detected.
      - Added a function to initialize the `TORCH_CUDA_ARCH_LIST` environment variable based on the target compute version, enhancing compatibility with PyTorch.
      - Refactored the initialization function into the appropriate module and ensured it is called in the sparse utilities module.
      
      * Update test_compress_utils.py
      
      ---------
      Co-authored-by: default avatarLeiWang1999 <leiwang1999@outlook.com>
      Co-authored-by: default avatarLei Wang <34334180+LeiWang1999@users.noreply.github.com>
      be44758c
  10. 03 May, 2025 1 commit
    • Lei Wang's avatar
      [Refactor] Separate warp specialize rewriter and tma barrier injector pass (#447) · fce16b00
      Lei Wang authored
      * [Refactor] Update KernelLaunch to clarify CPU and GPU kernel launch logic
      
      * Added comments to distinguish between CPU and GPU kernel launch sections for better code readability.
      * Changed the creation of empty blocks to use a consistent "root" identifier, enhancing clarity in frame management.
      
      * [Refactor] Rename operations for consistency in lower_hopper_intrin and related files
      
      * Updated function names from CamelCase to snake_case for better consistency across the codebase.
      * Refactored calls to `CreateTMADescriptorOp`, `CreateListofMBarrierOp`, and similar functions to their new names: `create_tma_descriptor`, `create_list_of_mbarrier`, etc.
      * Adjusted corresponding test cases to reflect these changes, ensuring compatibility with the new naming conventions.
      
      * [Refactor] Rename operations to snake_case for consistency
      
      * Updated function names from CamelCase to snake_case across various files, including `CreateTMADescriptorOp` to `create_tma_descriptor`, `GetMBarrierOp` to `get_mbarrier`, and others.
      * Adjusted corresponding calls and definitions in the codebase to reflect these naming changes, ensuring uniformity and improved readability.
      * Enhanced layout inference and loop partitioning logic to accommodate the new naming conventions.
      
      * [Feature] Introduce Warp Specialization and Eliminate Storage Sync for MBarrier
      
      * Added a new example `gemm_ws.py` demonstrating matrix multiplication with warp specialization using TileLang.
      * Implemented `WarpSpecializeFrame` and `WarpSpecialize` functionality to manage warp group indices in TIR frames.
      * Introduced `EliminateStorageSyncForMBarrier` transformation to optimize storage synchronization in mbarrier regions.
      * Enhanced the TileLang API with new methods for retrieving block and thread extents.
      * Updated the `LowerAndLegalize` and `OptimizeForTarget` functions to incorporate the new transformation.
      * Improved layout inference and kernel launch logic for better performance and clarity.
      
      * [Refactor] Clean up code formatting and improve readability
      
      * Added blank lines for better separation of code blocks in `gemm_ws.py`, `phase.py`, `kernel.py`, and `warpgroup.py`.
      * Reformatted the `tilelang.compile` call in `gemm_ws.py` for improved clarity.
      * Updated comments in `warpgroup.py` to clarify the availability of the `WarpSpecialize` function for NVIDIA GPUs.
      * Ensured consistent spacing and formatting across multiple files to enhance overall code readability.
      
      * lint fix
      
      * [Refactor] Update mbarrier functions for improved clarity and consistency
      
      * Refactored `mbarrier_wait_parity` and `mbarrier_arrive` functions in `builtin.py` to accept explicit parameters for better readability.
      * Updated calls in `gemm_ws.py` to use the new function signatures, enhancing code clarity.
      * Adjusted `warpgroup.py` to remove unused thread extent variable, streamlining the code.
      * Added detailed docstrings to clarify usage examples for memory barrier functions.
      
      * Added blank lines in `mbarrier_wait_parity` and `mbarrier_arrive` functions in `builtin.py` for improved code readability and separation of logical sections.
      
      * [Feature] Add examples for warp specialization and TMA barrier integration
      
      * Introduced three new example scripts: `example_warp_specialize_gemm.py`, `example_warp_specialize_gemm_barrier4.py`, and `example_warp_specialize_mla.py` demonstrating matrix multiplication with warp specialization and TMA barriers.
      * Implemented kernel functions with shared memory allocation and memory barrier synchronization for improved performance.
      * Enhanced the TileLang API with new methods for compiling and testing kernels in Python using PyTorch.
      * Updated the `phase.py` to include TMA barrier injection in the optimization process.
      * Improved documentation and comments for better clarity on usage and functionality.
      
      * [Feature] Add example for warp specialization in GEMM with TMA barriers
      
      * Introduced a new example script `example_warp_specialize_gemm_stage2.py` demonstrating matrix multiplication using warp specialization and TMA barriers.
      * Implemented a kernel function with shared memory allocation and memory barrier synchronization for enhanced performance.
      * Included functionality to compile the kernel into a PyTorch-compatible function and validate its correctness against PyTorch's reference implementation.
      * Enhanced documentation and comments for clarity on usage and functionality.
      
      * lint fix
      
      * [Feature] Implement WarpSpecializedDetector for TMA and MBarrier Detection
      
      * Added the `WarpSpecializedDetector` class to identify the presence of TMA operations and memory barrier operations within a given TIR statement.
      * Enhanced the `WarpSpecialized` pass to utilize the detector, allowing for conditional substitution based on the detection results.
      * Improved code organization by including necessary headers and utilizing the `IRVisitorWithAnalyzer` for analysis.
      * This addition aims to optimize warp specialization by ensuring that only relevant functions are transformed, enhancing performance and correctness.
      
      * lint fix
      fce16b00
  11. 20 Mar, 2025 1 commit
    • Lei Wang's avatar
      [Refactor] Phaseout LLVM Dependency by Making it Optional (#247) · f2e99180
      Lei Wang authored
      * remove llvm build
      
      * [Refactor] Update kernel compilation and profiling in examples
      
      - Replaced `tilelang.lower` with `tilelang.compile` in multiple example scripts to streamline kernel compilation.
      - Updated profiling calls to utilize the new `get_profiler` method, enhancing performance measurement consistency.
      - Adjusted assertions and benchmarking methods to align with the new profiling structure across various examples, ensuring correctness and clarity in performance evaluations.
      
      * lint fix
      
      * License Update
      
      * [Refactor] Improve code formatting and documentation in CUDA header and HIP runtime files
      
      - Adjusted formatting in `cuda.h` for better readability, including alignment of comments and struct fields.
      - Cleaned up whitespace and improved comment clarity in `rt_mod_hip.cc` to enhance code maintainability.
      
      * [Refactor] Enhance formatting and clarity in CUDA header and HIP runtime files
      
      - Improved comment alignment and readability in `cuda.h`.
      - Cleaned up whitespace and formatting in `rt_mod_hip.cc` to enhance maintainability.
      
      * lint fix
      
      * lint fix
      
      * lint fix
      
      * lint fix
      
      * fix
      
      * License update
      
      * [Enhancement] Update JITKernel to use artifact for kernel source
      
      - Assigned the generated artifact to `self.artifact` for better management.
      - Updated kernel source references to use `artifact.kernel_source` for consistency in execution backend handling.
      
      * lint fix
      
      * Add @tilelang.testing.requires_llvm decorator to vectorization tests
      
      * Enhance setup.py and env.py for library management
      
      - Added functionality to remove original files after copying in CMakeBuild.
      - Updated TVM_LIBRARY_PATH in env.py to include the PyPI build library path for better integration.
      
      * Refactor TVM_LIBRARY_PATH assignment for improved readability in env.py
      
      * Refactor CMakeBuild file handling in setup.py
      
      - Added a check to ensure the target library directory exists before copying .so files.
      - Improved the logic for creating the target directory and copying files to enhance robustness.
      
      * bugfix
      
      * Rename BuildTLDebug to BuildTileLangCUDAWithoutCompile and update registration. Add @tilelang.testing.requires_llvm decorator to multiple tests for LLVM requirement.
      
      * lint fix
      
      * Enhance TileLang code generation by adding support for device code generation without compilation. Updated `host_codegen` and `device_codegen` functions to include new transformations and registration for `tilelang_hip_without_compile`. Refactored JIT kernel adapters to accommodate host and device modules, improving overall integration and flexibility.
      
      * lint fix
      
      * Add support for C target in device code generation
      
      - Updated `device_codegen_without_compile` to include handling for the C target by registering the `tilelang_cpp` function.
      
      * [Enhancement] Implement auto-clear cache feature based on environment variable
      
      * Added TILELANG_CLEAR_CACHE environment variable to control cache clearing.
      * Updated CI workflow to set TILELANG_CLEAR_CACHE during testing.
      * Modified cache initialization to clear cache if TILELANG_CLEAR_CACHE is set to true.
      
      * [Refactor] Update kernel invocation and import paths in tests and cache
      
      * Changed kernel invocation in `test_tilelang_kernel_dequantize_gemm.py` to return the result.
      * Updated import statements in `test_tilelang_kernel_int4_gemm_mma.py` to use `bitblas` instead of `tilelang`.
      * Refactored paths for artifact and parameters in `kernel_cache.py` for better maintainability.
      
      * [Refactor] Clean up whitespace and improve code formatting in kernel_cache.py
      
      * Removed unnecessary blank lines and adjusted spacing for better readability in the KernelCache class.
      * Enhanced overall code formatting to align with project standards.
      
      * [Enhancement] Add bfloat16 test case and improve kernel caching logic
      
      * Introduced a new test case for bfloat16 matrix multiplication in `test_tilelang_kernel_gemm_mma_intrinsic.py`.
      * Updated `KernelCache` to handle multiple kernel source files and improve error handling during saving and loading.
      * Refactored `JITKernel` to support instantiation from a database, enhancing flexibility in kernel management.
      * Adjusted `CtypesKernelAdapter` and `CythonKernelAdapter` to utilize the new kernel loading mechanism from the database.
      * Improved code formatting and readability across several files.
      
      * lint fix
      
      * Update bfloat16 matrix multiplication test case to use larger dimensions for improved coverage
      f2e99180
  12. 19 Mar, 2025 1 commit
    • Yu Cheng's avatar
      [Enhancement] Add zero initialization option to GEMM operations (#246) · 701e9234
      Yu Cheng authored
      * [Enhancement] Add zero initialization option to GEMM operations
      
      - Introduced a new `zero_init` parameter to the GEMM function, allowing for optional zero initialization of the accumulator.
      - Updated the GEMM implementation across various CUDA architectures to support the new parameter.
      - Modified the Python interface for GEMM to include the `zero_init` argument, enhancing flexibility in kernel execution.
      - Ensured compatibility with existing functionality while improving initialization control for performance optimization.
      
      * rename zero_init to clear_accum
      
      * lint
      701e9234
  13. 18 Mar, 2025 1 commit
    • Yu Cheng's avatar
      [Dev] Implement FlashAttention3 Backward (#244) · c264f37f
      Yu Cheng authored
      * [BugFix] Fix bug of missing MBarrierExpectTX
      
      * [Dev] Implement FlashAttention3 Backward
      
      - Added a new example for Flash Attention using pipelined WGMMA, including forward and backward pass implementations.
      - Introduced functions for forward and backward processing, leveraging tilelang for optimized tensor operations.
      - Enhanced the attention mechanism with support for both causal and non-causal configurations.
      - Included command-line arguments for batch size, number of heads, context size, and head dimension for flexibility in testing.
      - Updated GEMM operations to support a new `wg_wait` parameter for improved synchronization in kernel execution.
      c264f37f
  14. 14 Mar, 2025 1 commit
    • Lei Wang's avatar
      [Enhancement] Allow mma fallback when wgmma is not supported (#206) · 45559a1f
      Lei Wang authored
      * Enhance error message for constant size stack allocation in CUDA codegen. Include the actual constant size and buffer variable name in the error output for better debugging.
      
      * Refactor GEMM and Bulk Copy operations to enhance layout handling and support for Hopper architecture
      
      - Update `ComputeWarpPartition` to include a new parameter for Hopper WGMMA support.
      - Modify layout checks in `LowerBulkCopy` to accommodate new GEMM layout types.
      - Enhance layout inference logic in `InferLayout` for better compatibility with Hopper architecture.
      - Include necessary header files for built-in operations and layout inference improvements.
      
      * lint fix
      
      * Remove unused builtin.h include directive
      
      * Update include path for builtin.h
      45559a1f
  15. 11 Jan, 2025 2 commits
    • Lei Wang's avatar
      [Lint] Overall Typo and Linting Fixes (#13) · fa511857
      Lei Wang authored
      * README.md fixed
      
      * update test ci
      
      * Lint and Typo Fix
      
      * Clang Format Lint Fix
      fa511857
    • Lei Wang's avatar
      [Initialization] Migration of Codebase from Dev Branch into Main (#10) · 57ab687c
      Lei Wang authored
      
      
      * Add format.sh script for code formatting and linting
      
      * docs update
      
      * center align the title
      
      * lint fix
      
      * add ignore
      
      * Add .gitignore for 3rdparty directory
      
      * Add requirements-dev.txt, requirements-test.txt, and requirements.txt
      
      * 3rdparty
      
      * Add gemm.h, CMakeLists.txt, _ffi_api.py, __init__.py, runtime.h, reduce.h, loop_partition.h, utils.h, and loop_vectorize.h
      
      * Refactor CMakeLists.txt and include statements
      
      - Update CMakeLists.txt to use a newer version of CMake and add project name
      - Remove unnecessary include directories
      
      Fix include paths in layout.cc, codegen.cc, codegen.h, rt_mod.cc, frontend_legalize.cc, inject_pipeline.cc, layout_inference.cc, loop_vectorize.cc, and lower_tile_op.cc
      
      - Update include paths to use relative paths instead of absolute paths
      
      * Update submodule for 3rdparty/tvm
      
      * update
      
      * load dll first
      
      * Refactor CMakeLists.txt and include statements
      
      * Refactor CMakeLists.txt and include statements
      
      * git keep update
      
      * Refactor CMakeLists.txt and include statements
      
      * Refactor CMakeLists.txt and include statements
      
      * refactor code structure
      
      * Update Readme
      
      * CMakeLists Customized
      
      * update readme
      
      * update README
      
      * update readme
      
      * update usage
      
      * with TVM_IMPORT_PYTHON_PATH to handle own tvm build python import
      
      * annotate lower transform global func with `transform` prefix
      
      * Migrate Simplify Pass from tilelang tvm branch
      
      * enhance system environment handling with __init__ and CMake
      
      * Initial commit
      
      * CODE_OF_CONDUCT.md committed
      
      * LICENSE committed
      
      * README.md committed
      
      * SECURITY.md committed
      
      * SUPPORT.md committed
      
      * CODE_OF_CONDUCT Commit
      
      * LICENSE Commit
      
      * SECURITY Commit
      
      * SUPPORT Commit
      
      * Modify Support
      
      * Update README.md
      
      * security ci update
      
      * remove examples
      
      * Update and implement clang-format
      
      * add composable kernel components
      
      * Migrate from latest update
      
      * submodule update
      
      * Test update
      
      * Update License
      
      * Spell check
      
      * lint fix
      
      * add clang-tidy to apply static analysis for c source
      
      * update tilelang examples
      
      * Update Install Docs
      
      * Refactor filetree
      
      * Enhance Install
      
      * conflict resloved
      
      * annotate_version
      
      * Initial Update
      
      * test fix
      
      * install
      
      * Implement setup.py
      
      * lint fix
      
      * Separate Init
      
      * Separate test
      
      * docker file commit
      
      * add logo
      
      * Update Readme and Examples
      
      * update readme
      
      * update logo
      
      * Implement AMD Installation
      
      * Add License
      
      * Update AMD MI300x Benchmark
      
      * update README
      
      * update mi300 benchmark scripts
      
      * update ignore
      
      * enhance build scirpt
      
      * update image
      
      * enhance setup.py to remove duplicated libraries
      
      * remove debug files
      
      * update readme
      
      * update image
      
      * update gemm examples
      
      * update flashattention README
      
      * readme update
      
      * add cmake into requirements
      
      * libinfo fix
      
      * auto update submodule
      
      * lint fix
      
      * Fix AMD Build and Test
      
      * Update check for transpose attribute for CDNA Arch
      
      * typo fix for amd
      
      * Implement Matmul Benchmark
      
      * Refactor Code
      
      * [TypoFix] Fix GEMM Example
      
      * [Docs] Init Linear Attention README
      
      * [TYPO] Typo fix
      
      * [Lint] Lint Fix
      
      * enhance example with intrinsics
      
      * [Enhancement] Improve Buffer Collection during IR Parser
      
      * [Dev] Introduce Current classmethod to get current frame
      
      * submodule update
      
      * fake test pass update
      
      * support thread_extent_api
      
      * code optimize
      
      * Add GEMM function implementation for matrix multiplication
      
      * Update logging format to reflect TileLang in logger messages
      
      * Refactor CMakeLists.txt for improved readability and set default build type to Release
      
      * Support Gemm SS Primitives Implementation
      
      * [README] Upload Tile Language Logo (#5)
      
      * update logo
      
      * Update README.md to enhance formatting and center the title
      
      ---------
      Co-authored-by: default avatarmicrosoft-github-operations[bot] <55726097+microsoft-github-operations[bot]@users.noreply.github.com>
      Co-authored-by: default avatarMicrosoft Open Source <microsoftopensource@users.noreply.github.com>
      Co-authored-by: default avatarYu Cheng <yu.cheng@pku.edu.cn>
      57ab687c