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ggml-cuda : slight optimizations for TQ2_0

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Co-authored-by: Johannes Gäßler <johannesg@5d6.de>
This commit is contained in:
Francis Couture-Harpin 2025-01-11 19:48:08 -05:00
parent f5fddb6d24
commit 946796fcec
2 changed files with 4 additions and 2 deletions
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2
ggml/src/ggml-cuda/convert.cu
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@ -287,7 +287,7 @@ static __global__ void dequantize_block_tq2_0(const void * __restrict__ vx, dst_
const int64_t n = tid/32; // 0 or 1
const int64_t l = tid - 32*n; // 0..32
const uint8_t q = x[i].qs[32*n + l];
const uint8_t q = x[i].qs[tid];
dst_t * y = yy + i*QK_K + 128*n;
float d = __half2float(x[i].d);

4
ggml/src/ggml-cuda/mmq.cuh
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@ -1837,7 +1837,9 @@ template <int mmq_y, int nwarps, bool need_check> static __device__ __forceinlin
const int qs0 = get_int_b2(bxi->qs, kqsx);
#pragma unroll
for (int l = 0; l < QR2_0; ++l) {
for (int l0 = 0; l0 < QR2_0; ++l0) {
const int l = (l0 + kqsx/8) % QR2_0; // avoid shared memory bank conflicts
// 0..7, 32..39
// 8..15, 40..47
// 16..23, 48..55