1. 15 Sep, 2025 1 commit
    • Yu Cheng's avatar
      [Refactor] Update TVM subproject and refactor BlockNode handling in... · 8b005226
      Yu Cheng authored
      [Refactor] Update TVM subproject and refactor BlockNode handling in warp_specialized_rewriter.cc (#812)
      
      * [Feature] Introduce custom warp specialization attribute and enhance warp group register allocation
      
      - Added a new attribute `kCustomWarpSpecialization` to support custom warp specialization in the TileLang framework.
      - Updated the `Collect` method in `SetMaxNRegCollector` to handle cases where warp specialization is detected, returning an empty array accordingly.
      - Enhanced the `SetMaxNRegInjector` to skip processing when no registers are needed, improving efficiency.
      - Modified the `WarpSpecialized` pass to include the new attribute in the function body when warp specialization is enabled, ensuring proper handling in transformations.
      
      * lint
      
      * lint
      8b005226
  2. 14 Sep, 2025 1 commit
    • Yu Cheng's avatar
      [Feature] Add ptx_cp_async_barrier_noinc intrinsic and related functionality (#809) · ae9b7063
      Yu Cheng authored
      - Introduced a new intrinsic `ptx_cp_async_barrier_noinc` for handling the `cp.async.mbarrier.arrive.noinc` operation in TileLang.
      - Updated the CUDA code generation to support the new barrier operation.
      - Added a corresponding function in the TileLang Python API for ease of use.
      - Enhanced the barrier handling in CUDA templates to include the new no-increment operation, improving synchronization capabilities in parallel execution contexts.
      ae9b7063
  3. 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
  4. 22 Aug, 2025 1 commit
    • Lei Wang's avatar
      [Refactor] Merge bulk copy into copy and improve layout inference for bulk copy (#746) · 5c11d245
      Lei Wang authored
      * [Refactor] Merge bulk copy into copy and refactor layout inference for bulk copy
      
      * Deleted the `bulk_copy` operator implementation and its header file as it is no longer needed.
      * Introduced a new function `cuTensorMapType()` to return the data type for CUDA tensor mapping.
      * Updated related files to reflect these changes, ensuring that the codebase remains clean and maintainable.
      
      * lint fix
      
      * Fix typos in intrinsic names and remove unused print statement in block_sparse_attn_tilelang.py. Updated references from `ptx_ldmatirx` to `ptx_ldmatrix` across multiple files for consistency.
      
      * remove bulk copy
      
      * Refactor copy and atomic add operations to support TMA lower configuration
      
      - Updated `GetCopyInst` to accept a `disable_tma_lower` parameter, allowing for conditional usage of TMA in bulk load/store operations.
      - Modified `Lower` method in `Copy` to incorporate the new TMA configuration.
      - Refactored `AtomicAdd::Lower` to streamline layout inference and vectorization logic.
      - Removed unused `disable_tma_lower` field from `LowerArgs` structure for clarity.
      - Enhanced atomic add vectorization by replacing the buggy implementation with a more robust loop vectorization approach.
      
      * Enhance TMA bulk copy logic in `LowerBulkCopy` method
      
      - Added a condition to set `desc.swizzle` to `CU_TENSOR_MAP_SWIZZLE_NONE` when `shared_layout` matches `linear_layout`, improving clarity in layout handling.
      - Updated warning log to provide more detailed information about fallback scenarios, including source and destination buffer names and shapes, enhancing debugging capabilities.
      
      * lint fix
      
      * Remove fallback logging for non-swizzled global layout in `LowerBulkCopy` method to streamline the bulk copy logic. This change enhances code clarity by eliminating unnecessary warning messages related to inner box dimensions.
      
      * Enhance reshape kernel compilation in `run_reshape` and `run_reshape_smem_1d_2_2d` functions
      
      - Updated the `tl.compile` method to include `pass_configs` that disable TMA lower and warp specialization, addressing shared memory layout transformation limitations.
      - Added TODO comments to indicate the need for further improvements in shared memory handling.
      
      * Update `native_sparse_attention` function to include TMA configuration options
      
      - Added `pass_configs` to the JIT decorator to disable TMA lower and warp specialization, addressing potential issues with shared memory layout transformations.
      - Updated comments to clarify modifications in tensor shapes for inference, specifically setting `q` sequence length to 1.
      
      * Refactor JIT decorator formatting in `native_sparse_attention` function
      
      - Improved readability by reformatting the JIT decorator parameters for `native_sparse_attention`, ensuring consistent style across the codebase.
      - No functional changes were made; this update focuses on code clarity and maintainability.
      
      * Enhance thread management and logging in TileLang compilation
      
      - Added a method to check if printing is enabled during compilation, improving control over logging behavior.
      - Updated the JIT kernel class to utilize the new method for logging compilation status, ensuring consistent and clear output.
      - Added comments to clarify the purpose of changes and improve code readability.
      
      * Add warp specialization scope and refactor register management in TileLang
      
      - Introduced a new constant `kWarpSpecializationScope` in `builtin.h` for better attribute management.
      - Removed the `SetMaxNRegCollector` class and its related logic from `warp_specialized_rewriter.cc`, streamlining the warp specialization process.
      - Added functions `annotate_producer_reg_dealloc` and `annotate_consumer_reg_alloc` in `builtin.py` to facilitate register management.
      - Implemented `AnnotateWarpGroupRegAlloc` in `__init__.py` to inject register allocation calls into warp-specialized functions, enhancing the overall register handling in the compilation process.
      
      * Refactor test for InjectSetMaxNReg pass in TileLang
      
      - Improved readability by restructuring conditional checks and assertions in the test cases.
      - Enhanced clarity in the collection of `set_max_nreg` calls by simplifying the logic.
      - Ensured consistent formatting and spacing throughout the test functions for better maintainability.
      
      * Enhance bulk copy and store checks in `Copy` class
      
      - Updated scope validation for source and destination tensors in `CheckBulkLoad` and `CheckBulkStore` methods to include both `shared.dyn` and `shared` as valid options.
      - Modified `CheckLDSMCopy` and `CheckSTSMCopy` methods to accommodate the new scope validation, ensuring compatibility with shared memory configurations.
      - Improved logging in `LowerBulkCopy` to provide clearer warnings regarding unsupported swizzle layouts, including source and destination names for better debugging.
      
      * lint fix
      5c11d245