- 19 Dec, 2025 1 commit
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Lei Wang authored
* feat(arg_binder): enhance shape variable handling and assertions - Implemented special handling for comparing if_then_else expressions to simplify conditions involving NULL checks. - Added methods to set shared shape variables and finalize deferred bindings, generating cascading if_then_else expressions and runtime assertions for non-NULL buffers. - Updated the binding logic to defer shape variable bindings for shared variables, ensuring proper handling across multiple nullable buffers. * refactor(arg_binder): clean up shape variable handling and remove unused code - Removed deprecated methods for setting shared shape variables and finalizing deferred bindings, streamlining the argument binding process. - Simplified the logic for handling shape values in the `BindDLTensor` function, ensuring immediate binding for normal shape variables. - Enhanced clarity by eliminating unnecessary comments and code related to cascading if_then_else expressions for shared variables. * refactor(arg_binder): enhance DLTensor binding with improved shape handling - Replaced the single `BindDLTensor` method with `BindDLTensors` to support multiple buffers, improving flexibility in handling DLTensor bindings. - Introduced a two-pass approach for shape variable handling, allowing for better management of symbolic dimensions and null checks. - Updated the logic to assert non-null conditions at runtime and utilize cascaded if_then_else expressions for shape retrieval, enhancing robustness. - Removed deprecated code and streamlined the binding process for clarity and maintainability. * fix(test_nullable_buffer_params): improve formatting and consistency in test output - Updated string formatting for better readability in the `test_nullable_shared_shape` function. - Ensured consistent use of double quotes for string literals. - Added a missing newline at the end of the file for proper formatting. * refactor(arg_binder): simplify allocation size calculation in BindDLTensors - Streamlined the calculation of allocation size by replacing a lambda function with a direct loop, enhancing readability and maintainability. - Improved clarity in the null check message for data pointers, ensuring better understanding of the binding process. * Remove debug prints from phase.py Removed debug print statements after MakePackedAPI transformation.
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- 27 Nov, 2025 1 commit
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Lei Wang authored
* [Refactor] Improve assertion handling in CodeGenCHost and ArgBinder This commit refines the assertion message generation in CodeGenCHost by optimizing the handling of equality checks and reducing buffer size for error messages. Additionally, it enhances the ArgBinder by introducing a nullable guard mechanism for assertions, allowing for more precise error handling when binding arguments. The changes improve the clarity and efficiency of assertion handling across the codebase. * [Enhancement] Update matmul kernel and optimize argument binding This commit enhances the matmul kernel by introducing additional tensor parameters and refining the pipeline stages for improved performance. It also updates the argument binding mechanism to include a flag indicating whether buffers are used, enhancing the efficiency of buffer management. Furthermore, the optimization phase in the engine is improved by adding a simplification step, ensuring better performance and clarity in the generated code. * lint fix * [Enhancement] Add tensor checks documentation and improve argument binding assertions This commit introduces a new documentation page for host-side tensor checks, detailing the automatic validations performed by TileLang on kernel arguments. It enhances the ArgBinder by adding assertions for non-null pointers when arguments are used, improving error handling. Additionally, the optimization phase in the engine is updated to include a simplification step, ensuring better performance and clarity in the generated code. * [Enhancement] Update .gitignore and refine matmul kernel for improved performance This commit adds host checks logs to the .gitignore file to prevent unnecessary log files from being tracked. Additionally, it refines the matmul kernel by adjusting pipeline stages, updating tensor parameters, and enhancing argument handling for better performance. The changes also include improved error messages in the argument binding process, ensuring clearer diagnostics for users. * lint fix * lint fix * [Refactor] Simplify tensor_null_test function and remove ptr_null_test This commit refactors the tensor_null_test function by adding a with_bias parameter and removing the ptr_null_test function, which was previously unused. The run_test function is updated to reflect these changes, streamlining the testing process for tensor operations. * lint fix * fix
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- 20 Nov, 2025 1 commit
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Kuris authored
* [Feature] Add support for A: T.Tensor(n + 1) and A: T.Tensor(2*n) * issue fix * fix * fix * decreate nproc for debugging --------- Co-authored-by:Lei Wang <leiwang1999@outlook.com>
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- 18 Nov, 2025 1 commit
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Lei Wang authored
* [Refactor] Update FFI type handling and simplify argument management * Refactored FFI type definitions in runtime and code generation files to use `TVMFFIAny` instead of `TVMValue`, enhancing type clarity. * Updated function registration in `runtime.cc` to utilize canonical names for better consistency. * Simplified argument handling in the `simplify` transformation, ensuring unused buffer parameters are removed only when simplification is enabled. * Adjusted autotuner and profiler parameters to standardize the execution backend to `tvm_ffi`, improving clarity in backend selection. * Removed obsolete `adapt_torch2tvm` function from tensor utilities to streamline the codebase and reduce complexity. * [Update] Sync TVM submodule and enhance kernel source handling * Updated the TVM submodule to commit cdc2aced, ensuring compatibility with recent changes. * Added functionality to print kernel source in `example_blocksparse_gemm.py` for better debugging. * Commented out the main execution call in test files to prevent unintended execution during testing. * Introduced `tilelang.disable_cache()` in various test files to streamline testing and avoid cache-related issues. * Refactored kernel source retrieval methods to improve clarity and consistency across different execution backends. * [Refactor] Clean up imports and improve code formatting * Removed unused import of `tilelang.testing` in `test_example_blocksparse_gemm.py` to streamline the code. * Reformatted several lines in `arg_binder.cc`, `make_packed_api.cc`, `tvm_ffi.py`, and `adapter.py` for improved readability and consistency. * Updated comments and spacing in `tvm_ffi.py` to enhance clarity without altering functionality. * Update execution backend options and improve resolution logic - Changed default execution backend from "cython" to "auto" in multiple locations to allow automatic selection based on the target. - Expanded the list of supported execution backends to include "torch" and "nvrtc" across various classes and functions. - Enhanced backend resolution logic in `KernelCache` and `AutoTuner` to ensure appropriate backend selection based on the target. - Updated documentation to reflect changes in execution backend options and their defaults. * lint fix * fix * Enhance argument handling in CUDA and HIP runtime modules - Updated `ExtractFuncInfo` in `rt_mod_cuda.cc` and `rt_mod_hip.cc` to map boolean argument types to int32, ensuring compatibility with device runtime. - Refactored `BindDLTensor` in `arg_binder.cc` to improve null handling and validation checks for DLTensor parameters, utilizing expression-level guards to prevent dereferencing null pointers. - Enhanced error checking for buffer shape, strides, and data fields, ensuring robust handling of optional inputs and maintaining consistency across various checks. * lint fix * lint fix * lint fix * lint fix * minor fix * fix * recover check * Refactor argument binding and validation in `arg_binder.cc` - Improved null handling and validation checks in `BindDLTensor`, ensuring safe dereferencing of pointers. - Enhanced consistency checks for buffer shape, strides, and data fields, utilizing expression-level guards. - Updated `MakePackedAPI` to maintain code clarity and consistency in argument handling. - Minor adjustments in test files to streamline kernel execution and improve readability. * lint fix * stride fix * minor fix * fix * lint fix * lint fix * Add CUDA stream access policy window helpers and integrate with L2 persistent cache management - Introduced functions to set and reset the CUDA stream access policy window, allowing for better control over L2 cache usage. - Updated runtime files to include new FFI packed functions for managing stream attributes. - Modified lower_hopper_intrin to incorporate prologue and epilogue statements for L2 cache setup and teardown. - Enhanced tests to verify the inclusion of new FFI calls in the generated kernel source. * check with symbolic * support null ptr * Update CMakeLists and lower.py for code generation and subproject status - Added `codegen_c_host.cc` to the list of source files in CMakeLists.txt for improved code generation support. - Updated the function call in `lower.py` to use `target.build.tilelang_c` for C target host code generation, enhancing compatibility. - Marked the TVM subproject as dirty to indicate local modifications. * lint fix * Update comments for clarity in quickstart.py
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- 31 Oct, 2025 1 commit
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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:Xuehai Pan <XuehaiPan@pku.edu.cn>
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- 24 Oct, 2025 1 commit
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Lei Wang authored
* fix int32 dtype issue * lint fix * lint * lint fix --------- Co-authored-by:Zhiwen Mo <zm125@ic.ac.uk>
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