ikawrakow/ik_llama.cpp
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Add Q8_0

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Kawrakow
2024-05-27 19:04:25 +02:00
parent 62122c1950
commit 4c0920cb1b
1 changed files with 27 additions and 1 deletions
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28
iqk_mul_mat.cpp
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@@ -2404,6 +2404,27 @@ struct DequantizerQ50 final : public BaseLegacyDequantizer<block_q5_0> {
}; };
struct DequantizerQ80 final : public BaseLegacyDequantizer<block_q8_0> {
DequantizerQ80(const void * vx, size_t bx) : BaseLegacyDequantizer(vx, bx) {}
inline void prepare1(int i) {
bits.b[0] = vld1q_s8(x[i].qs);
bits.b[1] = vld1q_s8(x[i].qs+16);
}
inline float16x4_t new_block(int i) {
ggml_half aux[4];
for (int k = 0; k < 4; ++k) {
aux[k] = x[4*i+k].d;
bits.b[2*k+0] = vld1q_s8(x[4*i+k].qs);
bits.b[2*k+1] = vld1q_s8(x[4*i+k].qs+16);
}
return vld1_f16((const float16_t *)aux);
}
};
struct DequantizerQ51 final : public BaseLegacyDequantizer<block_q5_1> { struct DequantizerQ51 final : public BaseLegacyDequantizer<block_q5_1> {
DequantizerQ51(const void * vx, size_t bx) : BaseLegacyDequantizer(vx, bx) {} DequantizerQ51(const void * vx, size_t bx) : BaseLegacyDequantizer(vx, bx) {}
@@ -2541,7 +2562,8 @@ static void mul_mat_qX_0_q8_0_1(int n, const void * vx, size_t bx, const DataInf
} }
template <typename Dequantizer> void MulMat::set_functions(MulMat& m) { template <typename Dequantizer> void MulMat::set_functions(MulMat& m) {
if constexpr (std::is_same_v<Dequantizer, DequantizerQ40> || std::is_same_v<Dequantizer, DequantizerQ50>) { if constexpr (std::is_same_v<Dequantizer, DequantizerQ40> || std::is_same_v<Dequantizer, DequantizerQ50> ||
std::is_same_v<Dequantizer, DequantizerQ80>) {
m.funcs[0] = mul_mat_qX_0_q8_0<Dequantizer, 1>; m.funcs[0] = mul_mat_qX_0_q8_0<Dequantizer, 1>;
m.funcs[1] = mul_mat_qX_0_q8_0<Dequantizer, 2>; m.funcs[1] = mul_mat_qX_0_q8_0<Dequantizer, 2>;
m.funcs[2] = mul_mat_qX_0_q8_0<Dequantizer, 3>; m.funcs[2] = mul_mat_qX_0_q8_0<Dequantizer, 3>;
@@ -2614,6 +2636,10 @@ bool MulMat::set_mul_mat(int typeA, int ne00, MulMat& m, int& row_size_q8, int /
MulMat::set_functions<DequantizerQ51>(m); MulMat::set_functions<DequantizerQ51>(m);
row_size_q8 = ggml_row_size(GGML_TYPE_Q8_1, ne00); row_size_q8 = ggml_row_size(GGML_TYPE_Q8_1, ne00);
break; break;
case GGML_TYPE_Q8_0:
MulMat::set_functions<DequantizerQ80>(m);
row_size_q8 = ggml_row_size(GGML_TYPE_Q8_0, ne00);
break;
default: default:
return false; return false;
} }