1. 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
  2. 12 Mar, 2025 1 commit
    • Lei Wang's avatar
      [Feature] Support Async Pipeline inference within if scope (#198) · 7ccec53b
      Lei Wang authored
      * Optimize CMake build process with dynamic job count calculation
      
      - Modify build_csrc function to use 90% of available CPU cores
      - Ensure at least one job is used during compilation
      - Improve build performance by dynamically adjusting parallel job count
      
      * Optimize build_csrc function with multiprocessing module
      
      - Replace os.cpu_count() with multiprocessing.cpu_count()
      - Maintain existing 90% CPU utilization logic
      - Improve CPU core count calculation for build process
      
      * Add dynamic shape support with out_idx in Cython JIT kernel compilation
      
      - Implement `run_cython_dynamic_shape_with_out_idx` function in test_tilelang_jit_gemm_cython.py
      - Update Cython wrapper to handle dynamic symbolic shapes during tensor allocation
      - Add support for resolving dynamic shape dimensions using input tensor references
      - Enhance flexibility of JIT kernel compilation with symbolic shape handling
      
      * Enhance error reporting for dynamic symbolic shape resolution in Cython JIT kernel
      
      - Add detailed error message when a dynamic symbolic dimension is not found in dynamic_symbolic_map
      - Improve debugging by providing context about missing symbolic dimensions
      - Maintain existing dynamic shape resolution logic
      
      * Fix Copy operation handling for scalar and multi-dimensional tensors
      
      - Add special handling for scalar tensor copy operations
      - Enhance error reporting in MakeIndices method with more detailed diagnostic information
      - Improve SIMT loop generation to support zero-dimensional tensors
      - Add explicit check and handling for scalar tensor scenarios
      
      * Refactor Copy operation code formatting and improve readability
      
      - Improve code formatting in MakeIndices and MakeSIMTLoop methods
      - Add line breaks to enhance readability of complex ICHECK statements
      - Simplify code structure in scalar tensor handling
      - Remove unnecessary whitespace and improve code alignment
      
      * Simplify GEMM example with direct kernel compilation
      
      - Update copyright header to Tile-AI Corporation
      - Remove Profiler import and usage
      - Replace tilelang.lower() with tilelang.compile()
      - Simplify kernel execution workflow
      - Update kernel source retrieval method
      
      * Enhance block sparse attention implementation
      
      - Update `blocksparse_flashattn` to use 2 stages for improved performance.
      - Change `block_mask_dtype` from `int8` to `bool` for better memory efficiency.
      - Modify condition checks in the kernel to utilize boolean values.
      - Introduce a new example for top-k sparse attention and a benchmark for native sparse attention.
      - Add support for asynchronous copy in PTX and improve pipeline planning with condition handling.
      
      * Refactor and clean up code formatting across multiple files
      
      - Added whitespace for improved readability in `example_blocksparse_gemm.py`, `example_tilelang_nsa_fwd.py`, and `benchmark_nsa_fwd.py`.
      - Enhanced code structure and alignment in `inject_ptx_async_copy.cc` and `pipeline_planning.cc`.
      - Updated comments and documentation for clarity in `__init__.py` and `phase.py`.
      - Ensured consistent formatting and style across the codebase.
      7ccec53b
  3. 24 Feb, 2025 1 commit
    • Lei Wang's avatar
      [Benchmark] Add benchmark scripts for block sparse attention (#114) · f2f67571
      Lei Wang authored
      * Add DeepSeek MLA decode example with Flash Attention implementation
      
      * Add GEMM SplitK and StreamK example implementations
      
      This commit introduces two new example scripts demonstrating advanced GEMM (matrix multiplication) techniques:
      - `example_tilelang_gemm_splitk.py`: Implements a Split-K GEMM kernel using TileLang
      - `example_tilelang_gemm_streamk.py`: Implements a Stream-K GEMM kernel using TileLang
      
      Both examples showcase different parallel computation strategies for matrix multiplication, with comprehensive testing using PyTorch reference implementations.
      
      * Refactor GEMM SplitK and StreamK example implementations
      
      Clean up and improve code formatting for the SplitK and StreamK GEMM example scripts:
      - Remove unused import (Profiler) in splitk example
      - Simplify line breaks and improve code readability
      - Standardize indentation and remove unnecessary whitespace
      - Optimize atomic add and copy operations for better clarity
      
      * Add block sparse attention benchmarks for multiple libraries
      
      This commit introduces comprehensive block sparse attention benchmarks for different libraries:
      - TileLang block sparse FMHA implementation
      - Triton block sparse FMHA implementation
      - PyTorch reference block sparse FMHA implementation
      - FlashAttention dense FMHA reference implementation
      
      The benchmarks include:
      - Configurable benchmark parameters (batch size, heads, sequence length, etc.)
      - Sparse mask generation using top-k and threshold methods
      - Performance measurement for different sparse attention configurations
      - Utility functions for mask generation and benchmarking
      
      * Refactor block sparse attention benchmarks with code style improvements
      
      - Add Ruff linter ignore comments to benchmark files
      - Improve code formatting and line breaks
      - Remove unused imports
      - Standardize print statement formatting
      - Enhance code readability across multiple library benchmarks
      
      * lint fix
      f2f67571