Files
5fa62eb5f5 Add bitnet1.58 with custom metal kernel (#219)
* add bitnet

* update activation to relu2

* working bitnet

* remove artifacts

* remove logging

* add custom post quant

* fix dtype and add compile

* fixed weight unpack

* add custom kernel to avoid memory overhead

* compile relu2

* fix weight scale

* remove unused

* add tests and update tuner utils

* update acknowledgements

* add kernel caching

* add act_quant and set float16 as default dtype

* use mx.add and move scaling to kernel

* remove act quant

* move bitlinear layers to separate file

* feat: add falcon-e and other bitnet support

* refactor: address comments

* add support for 1.58bit N-bit quants

* 43.85% speedup in generation performance (M3 max)

* refactor utils

* remove masking (2% gen speed improvement)

* add quantization config

* test llama bitnet

* refactor apply_hf_quant

* default threadgroup: 64 -> 32

* add comment

* fix prompt processing perf

* remove modulo

* compile kernel in the constructor

* Improve the bitnet kernel

* remove benchmark

* refactor bitlinear swap

* format

* remove llama changes

* revert utils

* faster + cleanup

* not trainable

* fix tests

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Co-authored-by: younesbelkada <[email protected]>
Co-authored-by: Angelos Katharopoulos <[email protected]>
Co-authored-by: Awni Hannun <[email protected]>
2025-07-02 16:34:07 -07:00
..
2025-03-13 15:37:13 -07:00
2025-03-13 15:37:13 -07:00