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Add flash attention (#241)

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* Add some flash-attn kernel, import the code for flash-attn v2 from Dao-AILab.

* More flash attn.

* Set up the flash attn parameters.

* Get things to compile locally.

* Move the flash attention files in a different directory.

* Build the static C library with nvcc.

* Add more flash attention.

* Update the build part.

* Better caching.

* Exclude flash attention from the default workspace.

* Put flash-attn behind a feature gate.

* Get the flash attn kernel to run.

* Move the flags to a more appropriate place.

* Enable flash attention in llama.

* Use flash attention in llama.
This commit is contained in:
Laurent Mazare
2023-07-26 07:48:10 +01:00
committed by GitHub
parent c97d51243c
commit d9f9c859af
22 changed files with 2699 additions and 9 deletions
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2
candle-core/src/lib.rs
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@ -65,7 +65,7 @@ pub use dtype::{DType, IntDType, WithDType};
pub use error::{Error, Result};
pub use indexer::IndexOp;
pub use layout::Layout;
pub use op::CustomOp1;
pub use op::{CustomOp1, CustomOp2, CustomOp3};
pub use shape::{Shape, D};
pub use storage::Storage;
pub use strided_index::{StridedBlocks, StridedIndex};