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Unfortunately can't take credit for this. The very clever dequant here (putting the bits in an fp16 and scaling) was from Alex Kan |
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Uses a faster + simpler dequant (instead of the LUT for FP4). Speeds up generation a little but also simplifies the code.
Pre: eneration_tps=121.29
Post: generation_tps=124.01
For QMMs I didn't change it because it's slower. The extra ops are worse than using the LUT.