Update replacing MultiHeadAttention with GroupQueryAttention#19882
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kunal-vaishnavi merged 1 commit intomicrosoft:mainfrom Mar 13, 2024
Merged
Update replacing MultiHeadAttention with GroupQueryAttention#19882kunal-vaishnavi merged 1 commit intomicrosoft:mainfrom
kunal-vaishnavi merged 1 commit intomicrosoft:mainfrom
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### Description This PR updates the replacement of MultiHeadAttention (MHA) with GroupQueryAttention (GQA). It is related to the changes in [this PR](#18906). ### Motivation and Context The updated replacement of MHA with GQA includes the following fusion changes. - Apply sliding window within GQA - Fuse the rotary embeddings within GQA - Fuse the 3 MatMuls into 1 packed MatMul if possible - Fuse the 3 Adds into 1 packed Add if possible
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Description
This PR updates the replacement of MultiHeadAttention (MHA) with GroupQueryAttention (GQA). It is related to the changes in this PR.
Motivation and Context
The updated replacement of MHA with GQA includes the following fusion changes.