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| author | Kawrakow <iwankawrakow@gmail.com> | 2024-12-10 18:13:47 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-12-10 18:13:47 +0100 |
| commit | a63a96b5aea031f9dabf1e7c8d5ee28af170e9e7 (patch) | |
| tree | 01e5c72689e8daa72a53bbe069c8669655187a34 /ggml/src/ggml-common.h | |
| parent | c819fa651beb20c559f692801819e0447d0ead85 (diff) | |
Q5_K_R4 (#132)
* q5_k_r4: WIP
* q5_k_r4: Zen4 and AVX2
We get PP-512(LLaMA-3.1-8B) = 248.3 t/s on Zen4.
Q5_K_S has PP-512 = 190 t/s.
* q5_k_r4: NEON
We get PP-512(LLaMA-3.1-8B) = 96.1 t/s.
---------
Co-authored-by: Iwan Kawrakow <iwan.kawrakow@gmail.com>
Diffstat (limited to 'ggml/src/ggml-common.h')
| -rw-r--r-- | ggml/src/ggml-common.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/ggml/src/ggml-common.h b/ggml/src/ggml-common.h index 8ace3d6f..2d73d3f8 100644 --- a/ggml/src/ggml-common.h +++ b/ggml/src/ggml-common.h @@ -319,6 +319,15 @@ typedef struct { } block_q5_K; static_assert(sizeof(block_q5_K) == 2*sizeof(ggml_half) + K_SCALE_SIZE + QK_K/2 + QK_K/8, "wrong q5_K block size/padding"); +typedef struct { + ggml_half d[8]; + uint8_t scales_h[QK_K/16];// scales and mins, quantized with 6 bits + uint8_t scales_l[QK_K/8]; // scales and mins, quantized with 6 bits + uint8_t qh[QK_K/2]; // quants, high bit + uint8_t qs[QK_K*2]; // quants, low 4 bits +} block_q5_k_r4; +static_assert(sizeof(block_q5_k_r4) == 8*sizeof(ggml_half) + QK_K/16 + QK_K/8 + QK_K/2 + QK_K*2, "wrong q5_k_r4 block size/padding"); + // 6-bit quantization // weight is represented as x = a * q // 16 blocks of 16 elements each |