GitLab

* [Layout] Add IsCompletedReplicated method and enhance layout inference in ParallelOpNode

- Introduced IsCompletedReplicated method in FragmentNode to check if a buffer is fully replicated.
- Enhanced InferLayout in ParallelOpNode to handle layout inference for replicated buffers, ensuring only fragment[0] access is allowed.
- Updated error handling for non-zero index access in fragment buffers to improve robustness.

* [Layout] Improve code formatting and readability in layout.cc and parallel.cc

- Enhanced formatting in FragmentNode's IsCompletedReplicated method for better clarity.
- Updated InferLayout method in ParallelOpNode to improve code readability by adjusting line breaks and indentation.
- Ensured consistent formatting across conditional statements and comments for improved maintainability.

* updt

* optimize const index related op

* bug fix

* reduce gdn test

* test fix

* lintfix

* lint fix

* test fix

* Fix CopyNode Lower method to include disable_tma flag in GetCopyInst call

* Refactor flash attention implementation to disable TMA for specific copy and allow TMA for other operations

* attempt to fix lint

* update sm100 related utcmma, tmem, ld/st256 in src
* update sm100 related utcmma, tmem, ld/st256 in tilelang
* Remove deprecated GEMM examples and related README documentation for SM100 architecture support
* Update GEMM implementation to replace UTCMMA with TCGEN5MMA across relevant files
* Remove gemm_umma.py example and update README to reflect TCGEN5MMA terminology changes
* Update README.md for gemm_sm100 example by removing outdated API sections and streamlining documentation
* Update README and source files to reflect TCGEN5.MMA terminology changes
* Refactor CUDA GEMM header for improved readability

[Layout] Introduce Flexible Parallel to Support T.serial and local buffers inside T.Parallel loop (#844)

* Support T.serial and local buffers inside T.Parallel loop.

* Fix reducer layout in T.Parallel nested inside other loops

* Debug output with LOG(INFO)

* Add disable option for WGMMA.

* fix

* Use DLOG; fix missing registration for new pass config

* bug fix

* lint fix

* Enhance GEMM instruction set with UTCMMA and improve local buffer handling in casting example

* Update format.sh shebang, improve logging in layout inference, and enhance buffer store wrapper with detailed comments

* Enhance GEMM instantiation logic and improve layout inference for local buffer detection

- Updated the GEMM instantiation logic to include a check for WGMMA compatibility, ensuring that the conditions for using WGMMA are more robust.
- Refined the layout inference process to better identify when loops manipulate only local buffers, improving the accuracy of thread binding decisions in parallel loops.

---------
Co-authored-by: Huanqi Cao <caohuanqi@deepseek.com>

* Add fast math operations for CUDA: exp, exp10, log, log2, log10, tan, cos, and sin (#865)

* Refactor fast math operation definitions for consistency and readability in CUDA code. Consolidated multiple definitions into single lines and improved formatting in related test files for better clarity.

* Remove unnecessary pass configurations for warp specialization and TMA lowering in fast math operation tests for CUDA. This simplifies the test setup while maintaining the focus on fast math functionality.

* Update fastmath tests to reflect that tl.* intrinsics generate no fastmath versions and disable cache in main execution.

* Fix formatting in fastmath test comments for clarity on tl.* intrinsics behavior.

* Add precision comparison tool for CUDA operations

This commit introduces a new Python script and CUDA source file for a precision comparison tool that evaluates the accuracy of various CUDA operations (including division, reciprocal, exponential, logarithmic, and trigonometric functions) across different implementations: CUDA Precise, CUDA Fast, Triton, Triton LibDevice, and TileLang. The tool generates test data, executes the operations, and summarizes the error statistics for each implementation against a double precision reference. Additionally, a README file is added to document the results of the comparisons for various operations.

* Add precision comparison tool for CUDA operations

This commit introduces a new precision comparison tool implemented in Python and CUDA, designed to evaluate the accuracy of various mathematical operations (division, reciprocal, exponential, logarithmic, trigonometric, square root, etc.) across different frameworks including CUDA Precise/Fast, Triton, Triton LibDevice, PyTorch, and TileLang. The tool includes functionality for generating test data, executing operations, and summarizing error statistics for each implementation. Additionally, it provides a comprehensive README with error metrics for each operation tested.

* Add IEEE-compliant mathematical operations and refactor fast math module

This commit introduces new high precision mathematical operations including ieee_add, ieee_sub, ieee_mul, ieee_fmaf, ieee_frcp, ieee_fsqrt, ieee_frsqrt, and ieee_fdiv to the TileLang framework. The fast math module has been refactored to remove the deprecated fastmath.py file and update the import paths accordingly. Additionally, the CUDA code generation has been enhanced to support these new operations, ensuring compatibility with IEEE standards for floating-point arithmetic.

* debug removed

* Refactor IEEE math tests for improved readability and consistency

This commit enhances the formatting of the `test_ieee_math.py` and `test_mathops_fastmath.py` files by adjusting line breaks for better clarity. It also removes unnecessary comments and ensures that the main execution of tests is streamlined. These changes aim to improve the overall maintainability of the test code.

* Update README.md to enhance formatting of precision comparison results

This commit reformats the precision comparison results in the README.md file, converting the error statistics tables into a more structured markdown format. This change improves readability and accessibility of the data for various mathematical operations across different implementations, including FP32 Precise, Triton, TileLang, and CUDA.

[FastMath] Disable default TVM fastmath intrinsic dispatch and add explicit fastmath op to invoke (#875)

* Add fast math operations for CUDA: exp, exp10, log, log2, log10, tan, cos, and sin (#865)

* Refactor fast math operation definitions for consistency and readability in CUDA code. Consolidated multiple definitions into single lines and improved formatting in related test files for better clarity.

* Remove unnecessary pass configurations for warp specialization and TMA lowering in fast math operation tests for CUDA. This simplifies the test setup while maintaining the focus on fast math functionality.

* Update fastmath tests to reflect that tl.* intrinsics generate no fastmath versions and disable cache in main execution.

* Fix formatting in fastmath test comments for clarity on tl.* intrinsics behavior.

* Add precision comparison tool for CUDA operations

This commit introduces a new Python script and CUDA source file for a precision comparison tool that evaluates the accuracy of various CUDA operations (including division, reciprocal, exponential, logarithmic, and trigonometric functions) across different implementations: CUDA Precise, CUDA Fast, Triton, Triton LibDevice, and TileLang. The tool generates test data, executes the operations, and summarizes the error statistics for each implementation against a double precision reference. Additionally, a README file is added to document the results of the comparisons for various operations.

* Add precision comparison tool for CUDA operations

This commit introduces a new precision comparison tool implemented in Python and CUDA, designed to evaluate the accuracy of various mathematical operations (division, reciprocal, exponential, logarithmic, trigonometric, square root, etc.) across different frameworks including CUDA Precise/Fast, Triton, Triton LibDevice, PyTorch, and TileLang. The tool includes functionality for generating test data, executing operations, and summarizing error statistics for each implementation. Additionally, it provides a comprehensive README with error metrics for each operation tested.

* Add atomic operations for CUDA templates in new atomic.h file

- Introduced atomic functions including AtomicMax, AtomicMin, AtomicAdd, and their return variants for various data types.
- Implemented support for half, bfloat16, and float types with appropriate memory ordering.
- Moved atomic-related utilities from common.h to the new atomic.h file for better organization.
- Added Python bindings for atomic operations in tilelang, including atomic_max, atomic_min, atomic_add, and their vectorized counterparts.
- Updated customize.py to utilize the new atomic functions, enhancing modularity and maintainability.

* Refactor atomic operations in CUDA templates for improved readability

- Reformatted atomic operation implementations in atomic.h for better code clarity.
- Adjusted function signatures in tilelang's atomic.py to enhance readability by aligning parameters.
- Cleaned up unnecessary whitespace and comments in customize.py to streamline the codebase.

* Add thread storage synchronization configuration option

- Introduced a new configuration option `tl.disable_thread_storage_sync` to control the automatic insertion of thread synchronization barriers in shared memory access.
- Updated the `ThreadSync` pass to check this configuration and bypass synchronization if disabled.
- Enhanced documentation in `builtin.h` and `pass_config.py` to clarify the purpose and usage of the new option.

* Refactor thread storage sync configuration retrieval

- Simplified the retrieval of the thread storage sync configuration in the `ThreadSync` pass by removing unnecessary intermediate variables.
- Ensured that the inclusion of `builtin.h` is consistent by moving it to the appropriate location in the file.

* test fix

* Update atomic operations and tests for improved functionality

- Updated atomic operations in CUDA templates to remove unnecessary address_of calls, enhancing performance and readability.
- Refactored atomic operation signatures in tilelang's atomic.py to accept references instead of pointers.
- Added new atomic operations and corresponding test cases for atomic add, max, min, and load/store functionalities in the testing suite.
- Updated the TVM subproject to the latest commit for better compatibility.

* Update attention sink examples to use 32 heads

- Modified the `heads` parameter in both `example_gqa_sink_fwd_bhsd_wgmma_pipelined.py` and `example_mha_sink_fwd_bhsd_wgmma_pipelined.py` from 1 to 32 to enhance performance in attention mechanisms.
- Ensured consistency across example scripts for improved usability and testing.

* Refactor atomic add handling in vectorization

- Simplified the extraction of buffer loads for atomic add operations by removing unnecessary address_of calls, improving code clarity and performance.
- Updated the data type retrieval for vectorization size calculation to directly access the buffer load node, enhancing efficiency.

* Add loop break functionality and enhance thread synchronization

- Introduced a new `loop_break` function in `customize.py` to allow breaking out of loops, returning a call to the `tl.loop_break` intrinsic.
- Updated the `sync_threads` function in `builtin.py` to accept optional parameters for `barrier_id` and `arrive_count`, improving its flexibility for thread synchronization.
- Added necessary imports in `__init__.py` to include the new `loop_break` function for broader accessibility.

* test fix

* Update submodule TVM to latest commit and fix condition comparison in merge_if_stmt.cc

* Update submodule TVM to latest commit 0524f760

* lint fix

* Fix bug 0905: vectorize with broadcasted value

* fix lint error

* [Refactor] Use `tvm::tir::UseVar` and use Vectorizer

* Add loop size check in vectorize planner

* fix lint error

* Enhance LayoutNode::Forward method to handle variable transformations more robustly

- Updated the method to check for a minimum number of input dimensions.
- Introduced a mechanism to transform the last InputDim() elements of the input variables.
- Concatenated transformed variables with the remaining input variables for a comprehensive output.

* Refactor LayoutNode::Forward method for improved readability

- Removed unnecessary whitespace to enhance code clarity.
- Maintained existing functionality while streamlining the transformation process of input variables.

- Updated `init_desc_arg_map` to use `Var` as the key instead of `String` in `lower_hopper_intrin.cc`.
- Enhanced `func_call_args` method in `TLCUDASourceWrapper` to accept additional parameters for better argument mapping.
- Added assertions to ensure consistency between function parameters and arguments during kernel launches.
- Modified `generate_tma_descriptor_args` to utilize a mapping of variable names for TMA descriptor initialization.

- Updated the `AddWrapperForSingleBufStore` function to improve the handling of buffer stores by adding detailed checks for fragment buffer accesses and ensuring only index 0 is used.
- Introduced new helper functions for collecting buffer accesses and indices, enhancing code readability and maintainability.
- Refined the logic for determining tile operations and thread bindings to ensure accurate transformations without affecting existing parallel structures.

* [Enhancement] Enable fast math optimization in tilelang JIT configurations

- Updated multiple examples and kernel functions to include `pass_configs` for enabling fast math optimization.
- Added support for the `TL_ENABLE_FAST_MATH` configuration option in the built-in operations.
- Enhanced the `LibraryGenerator` to handle the new fast math configuration, ensuring compatibility with existing settings.
- Updated documentation to reflect the changes in fast math handling and deprecation of the `TL_DISABLE_FAST_MATH` option.

* lint fix

* [Refactor] Introduce deprecated_warning utility for improved deprecation handling

- Added a new `deprecated_warning` function to streamline deprecation messages.
- Updated the `LibraryGenerator` to utilize the new function for warning about the deprecated `TL_DISABLE_FAST_MATH` configuration.
- Enhanced the `deprecated` decorator to support phaseout version messaging, improving clarity for users.

* bugfix

* [Build] Update build dependencies and Dockerfile configuration

- Updated `pyproject.toml` and `requirements-build.txt` to specify Cython version as `Cython>=3.0.0`.
- Removed unnecessary dependencies from the build system.
- Enhanced `pypi.Dockerfile` to install gcc-9 and g++-9, and added ninja-build for improved build performance.
- Updated conda environment creation to include Python 3.9 to 3.12, while removing the Python 3.8 environment.

* cmake fix

* fix

* fix

- Updated the TVM subproject to the latest commit for improved functionality.
- Refactored `warp_specialized_rewriter.cc` to replace placeholder implementations for `BlockNode` and `BlockRealizeNode` with proper role filtering, enhancing code clarity and maintainability.
- Ensured consistent handling of the `cp_async_barrier_noinc` function in `builtin.py` by adding a newline at the end of the file.

[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

* [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: LeiWang1999 <leiwang1999@outlook.com>

- 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.

* [AMD] support fp8 T.gemm

* format

---------
Co-authored-by: tangxinsheng.txs <tangxinsheng.txs@alibaba-inc.com>

* Refactor CUDA GEMM operations to use new namespace and enhance dispatch macros

- Moved GEMM-related dispatch instructions to the `cute::tl_mma` namespace for better organization.
- Introduced `TL_DISPATCH_MMA` and `TL_DISPATCH_MMA_TEMPLATE` macros to streamline the definition of dispatch instructions for various data types and architectures.
- Updated the handling of CUDA architecture checks to include additional support for newer architectures.
- Improved clarity and maintainability of the code by restructuring the layout and organization of dispatch instructions.
- Ensured consistent usage of tensor views and memory clearing operations across different GEMM implementations.

* Remove deprecated `DispatchInstruction` templates and `tl_mma` namespace from CUDA GEMM implementation. This cleanup enhances code clarity and maintainability by eliminating unused structures and streamlining the overall organization of the GEMM operations.

* Refactor GEMM and GEMM-SP operations to enhance clarity and maintainability

- Removed deprecated prime factorization functions from `gemm.cc` and `gemm_sp.cc`.
- Introduced a new `GemmWarpPolicy` class to manage warp policy attributes and methods, improving encapsulation.
- Updated reflection methods to include the new policy structure, ensuring proper registration and introspection capabilities.
- Enhanced `GetArchInt` function in `utils.cc` for better readability and type safety.
- Added new `gemm_v2` function in `gemm.py` for improved GEMM operation with additional parameters and checks.

* Refactor GEMM and frontend legalize operations for improved clarity and functionality

- Updated `gemm_py.h` to include the correct header for GEMM operations.
- Renamed `FrontendLegalizer` class to `LetInliner` and updated related methods to reflect this change, enhancing code clarity.
- Modified the pass function from `FrontendLegalize` to `LetInline` for better alignment with its purpose.
- Updated test cases to utilize the new `gemm_v2` function and adjusted the testing framework for improved output and clarity.
- Removed obsolete test file `test_tilelang_transform_frontend_legalize.py` to streamline the test suite.
- Enhanced the `LowerAndLegalize` function to utilize the new `LetInline` pass, improving the overall transformation process.

* Enhance CUDA code generation and testing for GEMM operations

- Added indentation printing in `codegen_cuda.cc` for improved assembly code formatting.
- Updated `test_tilelang_tilelibrary_gemm.py` to include additional GEMM test cases and shared memory allocation with specified scope.
- Introduced new `matmul_sr` and `run_gemm_sr` functions for GEMM operations with shared and fragment memory layouts.
- Refactored layout inference in `mma_macro_generator.py` to improve clarity and correctness in shared memory handling.
- Enhanced `gemm/__init__.py` to support new GEMM operation combinations and layout inference logic.

These changes improve the clarity, functionality, and testing coverage of GEMM operations in the TileLang framework.

* Refactor GEMM layout and testing for improved clarity and functionality

- Updated `gemm_layouts.cc` to enhance the layout generation logic for transposed and non-transposed GEMM operations.
- Renamed and modified functions in `test_tilelang_tilelibrary_gemm.py` to reflect changes in GEMM function signatures and improve test coverage.
- Introduced new GEMM operation combinations in `gemm/__init__.py` to support additional layouts and configurations.
- Enhanced layout inference in `mma_layout.py` and `mma_macro_generator.py` for better handling of shared memory layouts.

These changes improve the clarity, functionality, and testing coverage of GEMM operations in the TileLang framework.

* Refactor GEMM layout and Python integration for improved functionality

- Updated `gemm_layouts.cc` to correct the order of layout replication and repetition for transposed and non-transposed GEMM operations.
- Enhanced `gemm_py.cc` to handle block realization more robustly, ensuring correct assignment of global symbols and block attributes.
- Refactored `inject_pipeline.cc` to streamline buffer read/write region handling, improving clarity and maintainability.
- Cleaned up test cases in `test_tilelang_tilelibrary_gemm.py` by removing unnecessary print statements and adjusting function calls for better test execution flow.

These changes enhance the clarity, functionality, and robustness of GEMM operations and their testing in the TileLang framework.

* Refactor GEMM layout and testing for improved clarity and functionality

- Updated `gemm_layouts.cc` to enhance layout generation logic for transposed and non-transposed GEMM operations.
- Improved block realization handling in `gemm_py.cc` for better assignment of global symbols.
- Streamlined buffer read/write region handling in `inject_pipeline.cc` for clarity.
- Enhanced test cases in `test_tilelang_tilelibrary_gemm.py` by adjusting function calls and adding new GEMM operation combinations.

These changes improve the clarity, functionality, and robustness of GEMM operations and their testing in the TileLang framework.

* tfloat32 support.

* lint fix

* lint fix

* Refactor shared memory allocation in GEMM tests

- Removed unnecessary scope specification in shared memory allocation for matrices A and B in `test_tilelang_tilelibrary_gemm.py`.
- This change simplifies the allocation process and aligns with the updated GEMM function signatures.

Co-authored-by: Jiaxing Ding <jiaxing.ding@bytedance.com>

- Updated index processing in `BufferStore` and `BufferLoad` to ensure that integer indices with less than 64 bits are promoted to 64-bit integers.
- Introduced a new array to store the modified indices before updating the original indices, enhancing clarity and maintainability of the code.

* Enhance layout inference and copy operations with 1D TMA support

- Updated `CopyNode` to introduce separate handling for 1D bulk load/store operations, including new methods for checking and lowering these operations.
- Modified `InferLayout` and `GetCopyInst` to accommodate additional parameters for layout maps and analyzers.
- Enhanced `AtomicAddNode` and `FillNode` to utilize the updated layout inference logic.
- Improved buffer out-of-bounds checks during layout inference to ensure safe memory access.

This update improves the efficiency and correctness of memory operations in the TileLang framework.

* Refactor layout inference calls for improved readability

- Updated `InferLayout` calls in `AtomicAddNode`, `CopyNode`, and `FillNode` to enhance code clarity by formatting parameters across multiple lines.
- Cleaned up whitespace and formatting in `copy.h` and `layout_inference.cc` to adhere to coding standards and improve maintainability.

This refactor aims to streamline the layout inference logic and improve overall code organization.

* Fix shared tensor check in CopyNode for bulk copy operations

- Updated the condition in `CheckBulkCopy1D` to verify contiguity of `shared_tensor` instead of `dst`, ensuring correct handling of shared memory layouts during bulk copy operations.
- This change enhances the accuracy of memory operations in the TileLang framework.

* Update test_example_gdn_compilation.py to invoke test function directly

- Commented out the call to `tilelang.testing.main()` in `test_example_gdn_compilation.py` and replaced it with a direct call to `test_example_chunk_delta_bwd_compilation()`. This change simplifies the test execution flow and focuses on the specific test case.

* Enhance bulk load/store checks in CopyNode with last dimension validation

- Updated `CheckBulkLoad` and `CheckBulkStore` methods in `CopyNode` to include an optional parameter for validating the last dimension during bulk copy operations.
- Adjusted related methods `CheckBulkLoad1D` and `CheckBulkStore1D` to pass the new parameter, improving the accuracy of bulk copy checks.
- This change enhances the robustness of memory operations in the TileLang framework by ensuring compliance with dimensional requirements.

* Refactor CheckBulkLoad and CheckBulkStore methods for improved readability

- Reformatted the parameter lists of `CheckBulkLoad` and `CheckBulkStore` methods in `CopyNode` to enhance code clarity by aligning parameters across multiple lines.
- This change improves the maintainability of the code and adheres to coding standards.

* Add InjectAssumes pass to speedup tvm prover

* Fix lint errors

* remove debug statements

* [Feat] add assume attr and assume support in tilelang

* Add convertion from tir.assume to tilelang assume

* [Fix] Add missing With constraint in IRMutator

* Fix typo in ir mutator

To make sm120 arch runnable.

* [Enhancement] Refactor buffer index handling for improved precision and clarity (#668)

- Enhanced buffer index handling to address precision issues by removing redundant operations.
- Streamlined the logic for determining buffer overlaps, ensuring more accurate conflict detection.
- Updated related documentation to reflect changes in buffer management practices.

* Remove obsolete test script for AMD example, streamlining the examples directory.

* Remove unused dtype_size variable in AMD example script to streamline code.

* Add input configuration file and update AMD example script for enhanced flexibility

- Introduced a new input.txt file for configurable parameters.
- Modified the example_amd_flash_attn_fwd.py script to allow for a wider range of configurations, including additional options for num_stages, enable_rasterization, and k_pack.
- Streamlined the main function for better clarity and organization.
- Added a new test script to facilitate running the example with specified parameters.

* Remove input configuration file and obsolete test script; enhance AMD example with swizzle layout annotations

- Deleted input.txt and test.sh files as they are no longer needed.
- Updated example_amd_flash_attn_fwd.py to include swizzle layout annotations for shared memory, improving bank conflict avoidance.
- Reintroduced swizzle usage in the kernel for better performance.

* Refactor AMD example script for FlashAttention-2

- Updated function names for clarity, changing `get_v2_configs` to `get_configs` and `fast_flashattn_v2` to `fast_flashattn`.
- Streamlined the main function by renaming `main_v2` to `main` and adjusting the corresponding calls.
- Removed outdated comments and improved code organization for better readability.

* Refactor formatting in AMD FlashAttention example script

- Improved code readability by adjusting line breaks and indentation in the `fast_flashattn` function.
- Streamlined the `main` function parameter formatting for consistency.
- Removed unnecessary blank lines to enhance overall code organization.

* Update example_amd_flash_attn_fwd.py

* Enhance AMD example script and update CI workflows

- Improved the `example_amd_flash_attn_fwd.py` script for better clarity and organization.
- Added new CI workflows for AMD and documentation publishing.
- Updated various requirements files to include necessary dependencies.
- Introduced new test cases and examples for better coverage and functionality.
- Refactored existing code for improved readability and maintainability.

* Remove redundant tool cache cleanup step in AMD CI workflow

* Remove `torch` dependency from `requirements-rocm.txt` to streamline requirements.

* Add new AMD FlashAttention example and test script

- Introduced `example_amd_flash_attn_bwd.py` for backward attention computation using TileLang.
- Added `test.sh` script to facilitate running the new example with specified parameters.
- Enhanced the overall structure and organization of the example for better clarity and usability.

* Update configurations in `example_amd_flash_attn_fwd.py` for autotuner

- Reduced the number of threads and `num_split_q` options for improved performance.
- Adjusted `panel_size` options to streamline configuration settings.

* Update submodule 'tvm' to commit 6ccc74f622c7ec4ac25d430d0f6546e7b9edb217

* Update submodule 'tvm' to commit 14ff70ab142b9e5a31bbf9c7923c8a697d41e86c

* Add example for AMD Flash Attention backward pass implementation

- Introduced a new example script `example_amd_flash_attn_bwd.py` demonstrating the forward and backward operations of Flash Attention using TileLang.
- Implemented JIT-compiled functions for both forward and backward passes, including preprocessing and postprocessing steps.
- Added a main function to facilitate testing and benchmarking of the attention mechanism with configurable parameters.
- Included reference implementation for validation against PyTorch's attention mechanism.

This addition enhances the examples directory by providing a comprehensive guide for users to understand and utilize Flash Attention in their applications.

* Enhance AMD Flash Attention example with additional testing capabilities

- Updated `example_amd_flash_attn_bwd.py` to include more comprehensive testing features for the Flash Attention implementation.
- Improved the main function to allow for better parameter configuration and benchmarking.
- Added validation checks against PyTorch's attention mechanism to ensure accuracy and reliability of the example.

This update aims to provide users with a more robust tool for understanding and utilizing Flash Attention in their applications.

* Update submodule TVM to commit a64a5926a6e59f5417ef2501f9d88b467337cf6a

* Refactor HIP intrinsic rules to CUDA

- Updated file name from `intrin_rule_hip.cc` to `intrin_rule_cuda.cc` to reflect the change in focus from HIP to CUDA intrinsic rules.
- Adjusted include paths for better organization and clarity in the code structure.

* Update AMD CI workflow to uninstall specific PyTorch packages before installation

- Removed the installation of `flash_attn==2.5.8` to streamline the CI process.
- Added a step to uninstall `torch`, `torchvision`, and `torchaudio` prior to installing pre-release versions, ensuring compatibility and reducing potential conflicts.

* Remove unused shared memory allocations in AMD Flash Attention backward example

- Eliminated the allocation of shared memory for `dv_shared` and `dk_shared` in `example_amd_flash_attn_bwd.py` to streamline memory usage and improve performance.
- This change focuses on optimizing the backward pass implementation by reducing unnecessary memory overhead.

* Remove unnecessary pip uninstall command from AMD CI workflow

- Eliminated the step to uninstall `torch`, `torchvision`, and `torchaudio` in the AMD CI workflow, as it is no longer required for the installation of pre-release versions.
- This change simplifies the CI process and reduces potential overhead during package management.

* Refactor DispatchHIPWarpActiveMask function in HIP intrinsic rules

- Updated the return statement to use std::string for concatenation in the case of 16-bit types, improving code clarity.
- Added a null check for the CallNode pointer in DispatchHIPWarpActiveMask to enhance robustness and prevent potential dereferencing issues.

* Refactor formatting of HIP intrinsic rule registrations

- Adjusted the formatting of TVM_REGISTER_OP calls for better readability by aligning method chaining.
- No functional changes were made; this update focuses on code style improvements to enhance maintainability.

* Update file name and documentation for HIP intrinsic rules

- Renamed the file from `intrin_rule_cuda.cc` to `intrin_rule_hip.cc` to accurately reflect the focus on HIP intrinsic rules.
- Updated the file documentation to clarify its purpose as related to HIP rather than CUDA.

* Enhance DispatchHIPShuffle function with clang-analyzer comments

- Added NOLINTBEGIN and NOLINTEND comments to the DispatchHIPShuffle function to suppress clang-analyzer warnings related to inner pointer usage.
- This change improves code clarity and maintains compliance with static analysis tools.

* lint fix

* fix

---------
Co-authored-by: xinxyxiao <xinyxiao@amd.com>
Co-authored-by: Lei Wang <34334180+LeiWang1999@users.noreply.github.com>
Co-authored-by: LeiWang1999 <leiwang1999@outlook.com>

* 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.

* Fix type hint for target_host parameter in compile function to allow None value

* Refactor target handling in compile function to utilize determine_target for improved clarity and consistency

* Update PrintConst function in codegen_cuda.cc to use hexfloat format for bfloat16 and float8/float4 types, while adding scientific notation comments for clarity. This change enhances the representation of floating-point constants in the generated code.

* Refactor PrintType function in codegen_cuda.cc to remove unnecessary failure conditions for floating-point types with lane counts greater than 4. This change simplifies the logic and improves code clarity.

* Enhance benchmark_matmul.py to conditionally print Reference TFlops only if ref_latency is not None. Update param.py to ensure target is converted to string for consistency. Refactor tuner.py to utilize determine_target for improved clarity in target handling.

* Remove automatic commit and push step from AMD and NVIDIA CI workflows to streamline the process and avoid unnecessary commits.

* Add intrin_rule source files to CMakeLists.txt and implement hrsqrt function for half_t in common.h

* lint fix

* remove cmake dep in pyproject as it may lead to different cmake paths in diff stages

* lint fix

* Add cmake dependency to pyproject.toml and improve build logging in setup.py

* Fix type hint for target_host parameter in compile function to allow None value

* Refactor target handling in compile function to utilize determine_target for improved clarity and consistency

* Update PrintConst function in codegen_cuda.cc to use hexfloat format for bfloat16 and float8/float4 types, while adding scientific notation comments for clarity. This change enhances the representation of floating-point constants in the generated code.

* Refactor PrintType function in codegen_cuda.cc to remove unnecessary failure conditions for floating-point types with lane counts greater than 4. This change simplifies the logic and improves code clarity.

* Enhance benchmark_matmul.py to conditionally print Reference TFlops only if ref_latency is not None. Update param.py to ensure target is converted to string for consistency. Refactor tuner.py to utilize determine_target for improved clarity in target handling.

* Remove automatic commit and push step from AMD and NVIDIA CI workflows to streamline the process and avoid unnecessary commits.

* [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.

[BugFix] Refactor the op check in LowerTileOp pass using the member function instead of string match (#771)

* [BugFix] Refactor the op check in LowerTileOp pass using the member function instead of string match

* [Lint]

* Allow fill global buffer

* fix lint error

* 📝 Add docstrings to `reducer_0825`

Docstrings generation was requested by @LeiWang1999.

* https://github.com/tile-ai/tilelang/pull/757#issuecomment-3219088118



The following files were modified:

* `setup.py`
* `src/op/builtin.h`
* `src/op/finalize_reducer.cc`
* `src/op/finalize_reducer.h`
* `src/op/parallel.cc`
* `src/op/parallel.h`
* `src/op/reduce.cc`
* `src/target/codegen_cuda.cc`
* `src/tl_templates/cuda/common.h`
* `src/transform/layout_inference.cc`
* `src/transform/layout_reducer.cc`
* `src/transform/layout_reducer.h`
* `src/transform/merge_shared_memory_allocations.cc`
* `src/transform/storage_access.cc`
* `src/transform/warp_specialized_rewriter.cc`
* `testing/python/autotune/test_tilelang_autotune_with_inputs.py`
* `tilelang/engine/phase.py`
* `tilelang/language/customize.py`
* `tilelang/language/reduce.py`
* `tilelang/transform/__init__.py`

* lint fix

* lint fix

---------
Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>
Co-authored-by: LeiWang1999 <leiwang1999@outlook.com>

* [Bugfix]:Fix atomic add auto vectorize negative optimization

* fixbug

* format

* fix bug

* 📝 Add docstrings to `pytile_0826`

Docstrings generation was requested by @LeiWang1999.

* https://github.com/tile-ai/tilelang/pull/763#issuecomment-3224197814



The following files were modified:

* `src/op/atomic_add.cc`
* `src/op/atomic_add.h`
* `src/op/copy.cc`
* `src/op/copy.h`
* `src/op/elem.cc`
* `src/op/elem.h`
* `src/op/gemm.cc`
* `src/op/gemm.h`
* `src/op/gemm_sp.cc`
* `src/op/gemm_sp.h`
* `src/op/operator.cc`
* `src/op/operator.h`
* `src/op/parallel.cc`
* `src/op/parallel.h`
* `src/op/reduce.cc`
* `src/op/reduce.h`
* `src/op/region.cc`
* `src/op/region.h`
* `src/transform/layout_inference.cc`
* `src/transform/lower_tile_op.cc`

* lint fix

---------
Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>
Co-authored-by: LeiWang1999 <leiwang1999@outlook.com>

* [Enhancement] Introduce finalize_reducer operator and layout reducer support

- Added `FinalizeReducer` operator to handle reduction finalization in the TileLang framework, allowing for efficient reduction operations.
- Implemented layout inference for local.reducer buffers, enhancing the handling of layout mappings and reducing complexity in buffer management.
- Updated `setup.py` to include logging for build directory paths, improving build process visibility.
- Enhanced atomic operations with new functions for atomic max, min, load, and store, providing more robust atomicity control in memory operations.
- Refactored parallel loop handling to incorporate reducer information, ensuring proper management of reduction operations in parallel contexts.
- Cleaned up test cases by removing unnecessary cache disabling and optimizing test parameters for better performance.

* Refactor code formatting and improve readability in multiple files

- Cleaned up whitespace in `setup.py` to enhance logging clarity.
- Reformatted `AtomicMax` and `AtomicMin` functions in `common.h` for better alignment and readability.
- Adjusted `debug_print_var` function in `debug.h` to improve code structure and maintainability.
- Enhanced readability of the `atomic_add` function in `customize.py` by breaking long lines for better clarity.

* Remove debug print statements from `copy.cc` and `inject_tma_barrier.cc` to enhance code clarity and maintainability.

* [Enhancement] Disable reuse of small arrays in shared memory allocation

- Added logic to prevent the reuse of small arrays (<= 32 bits) in `merge_shared_memory_allocations.cc`, ensuring they are lowered to registers in LLVM for improved performance and memory management.

* Refactor `setup.py` to remove duplicate logging statements and enhance clarity. Update `finalize_reducer` function documentation in `reduce.py` to include detailed parameter and return descriptions, improving code readability and maintainability.

* Refactor `finalize_reducer` and `reduce` functions to remove redundant target checks. Simplified conditionals by retaining only the `TargetIsHopper` check, enhancing code clarity and maintainability.

* bug fix

* Add thread checks workaround for replicated cases

* Remove the is_one check

* fix lint error

* lint fix

* Update autotune tests to use smaller matrix sizes for improved performance and reliability

* [Refactor] Update FinalizeReducer to FinalizeReducerOp and adjust related methods

- Refactored FinalizeReducer class to FinalizeReducerOp, updating constructor and method signatures for consistency with the new TileOperator structure.
- Enhanced layout inference and cloning methods in FinalizeReducerOpNode.
- Updated test_example_flash_attention.py to call test_example_gqa_bwd instead of tilelang.testing.main.
- Adjusted header inclusions for improved organization and clarity across multiple files.

* [Refactor] Update atomic operations in common.h and modify test_example_flash_attention.py

- Enhanced atomic operations (Add, Min, Max) in common.h to handle half and bfloat16 types more efficiently.
- Updated test_example_flash_attention.py to call test_example_gqa_bwd instead of tilelang.testing.main, improving test organization.

* [Refactor] Simplify CopyNode::LowerBulkCopy logic and update test execution

- Removed redundant checks for contiguous memory access in CopyNode::LowerBulkCopy, streamlining the logic for TMA copy operations.
- Updated test_tilelang_kernel_gemm.py to comment out the main testing function and call a specific test for i8i8i32 tensor operations instead, improving test focus.

---------
Co-authored-by: Huanqi Cao <caohuanqi@deepseek.com>
Co-authored-by: Freebase6912 <amid-gauze-racing@duck.com>