Bits per weight for each mode — used by [`target_size`] to compute the packed-bits byte count.
(self)
| 45 | /// Bits per weight for each mode — used by [`target_size`] to compute the |
| 46 | /// packed-bits byte count. |
| 47 | fn bits_per_weight(self) -> u32 { |
| 48 | match self { |
| 49 | QuantMode::Binary => 1, |
| 50 | QuantMode::RaBitQ => 1, |
| 51 | QuantMode::TernaryPacked => 2, // 5 trits/byte ≈ 1.6 bpw; ceil to 2 for alignment |
| 52 | QuantMode::TernarySimd => 2, |
| 53 | QuantMode::Bbq => 1, |
| 54 | QuantMode::TurboQuant4b => 4, |
| 55 | QuantMode::Sq8 => 8, |
| 56 | QuantMode::Pq => 8, |
| 57 | QuantMode::Itq3S => 2, |
| 58 | QuantMode::PolarQuant => 4, |
| 59 | } |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | // ── QuantHeader ──────────────────────────────────────────────────────────── |