Update packed_weghts_header to include the new groupwise lowbit header.

szyszyzys · web-flow · commit 2f8fd69546c8 · 2025-07-28T14:38:19.000-07:00
Differential Revision: D77620152 Pull Request resolved: #2582
diff --git a/torchao/experimental/ops/packed_weights_header.h b/torchao/experimental/ops/packed_weights_header.h
@@ -18,6 +18,7 @@ enum class PackedWeightsType : uint32_t {
   embedding_xbit_universal = 2,
   linear_8bit_act_xbit_weight_kleidi_ai = 3,
   linear_8bit_act_xbit_weight_lut = 4,
+  groupwise_lowbit_weight_lut = 5,
 };
 
 class PackedWeightsHeader {
