attention mask & bias (#1)

* add support for attn mask

* add mask operation

* add mask operation

* add mask operation

* add interface

* add mask support

* add mask supprt

* fix up

* add bias

* add template

* add test

* clean

* clean code

* add mask load

* add mask test

* fix forward bugs

* add test

* add mask in backward

* add test case

* add bias

* add mask

* add bias test

* fix test case

* add without mask test

* add kernel test

* add ds save

* fix interface

* add test

* fix dbias

* add bias support

* add mask shape

* add test

* add support

* fix bf16 and mask shape

* fix mask head=1 shape

* add dump

* to fix len 512

* add test

* fix seqlen greater than 256

* fix bias seqlen

* add constexpr

* add const expr for bwd

* add benchmark

* add test tools

* add script

* add cross attention

* add cross attn

* fix bugs

* remove test tools

* clean fmha_api.cpp

* clean fmha_dgrad_fp16_kernel_loop.sm80.cu

* clean fmha_dgrad_kernel_1xN_loop.h

* clean fmha_fprop_fp16_kernel.sm80.cu

* clean fmha_fprop_kernel_1xN.h

* cleangmem_tile.h

* clean softmax.h

* restore test_flash_attn.py

* clean gmem_tile.h

* fix fmha_fprop_kernel_1xN.h

* fix fmha_dgrad_kernel_1xN_loop.h

* rename has_attn to has_attn_mask, has_bias to has_attn_bias

* fix fmha_fprop_kernel_1xN.h

* rename has_attn to has_attn_mask, has_bias to has_attn_bias

* remove useless benchmark code

* add declaration

* remove useless comments

* remove useless comments

* add timeout

* add default timeout for build wheel

* remove timeout

* reduce build worker for workflow oom

Author: robotcator

.github/workflows/publish.yml

@@ -112,7 +112,7 @@ jobs:
           export LD_LIBRARY_PATH=/usr/local/nvidia/lib64:/usr/local/cuda/lib64:$LD_LIBRARY_PATH
           export CUDA_INSTALL_DIR=/usr/local/cuda-11.3$CUDA_INSTALL_DIR
           pip install wheel
-          python setup.py bdist_wheel --dist-dir=dist
+          MAX_JOBS=1 python setup.py bdist_wheel --dist-dir=dist
           tmpname=cu${{ matrix.cuda-version }}torch${{ matrix.torch-version }}
           wheel_name=$(ls dist/*whl | xargs -n 1 basename | sed "s/-/+$tmpname-/2")
           ls dist/*whl |xargs -I {} mv {} ${wheel_name}
@@ -127,4 +127,4 @@ jobs:
           upload_url: ${{ steps.get_current_release.outputs.upload_url }}
           asset_path: ./${{env.wheel_name}}
           asset_name: ${{env.wheel_name}}
-          asset_content_type: application/*
+          asset_content_type: application/*

.gitignore

@@ -0,0 +1,125 @@
+*.pt
+*.tfevents.*
+# JetBrains PyCharm IDE
+.idea/
+
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# macOS dir files
+.DS_Store
+
+# Distribution / packaging
+.Python
+env/
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+*.egg-info/
+.installed.args
+*.egg
+
+# Checkpoints
+checkpoints
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+.hypothesis/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# pyenv
+.python-version
+
+# celery beat schedule file
+celerybeat-schedule
+
+# SageMath parsed files
+*.sage.py
+
+# dotenv
+.env
+
+# virtualenv
+.venv
+venv/
+ENV/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mypy
+.mypy_cache/
+
+# VSCODE
+.vscode/ftp-sync.json
+.vscode/settings.json
+
+# too big to git
+*.lmdb
+*.sto
+*.pt
+*.pkl
+
+# pytest
+.pytest_cache
+test/.pytest_cache
+/local*
+/_*