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ggml : disable iq4_nl interleave size 8 (llama/10709)

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ggml-ci
This commit is contained in:
Georgi Gerganov 2024-12-07 18:38:15 +02:00
parent e990d1b791
commit d0a050b51f
1 changed files with 17 additions and 13 deletions
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30
ggml/src/ggml-cpu/ggml-cpu-aarch64.cpp
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@ -3748,16 +3748,18 @@ static block_iq4_nlx4 make_block_iq4_nlx4(block_iq4_nl * in, unsigned int blck_s
const int end = QK4_NL * 2 / blck_size_interleave;
if (blck_size_interleave == 8) {
for (int i = 0; i < end; ++i) {
int src_id = i % 4;
int src_offset = (i / 4) * blck_size_interleave;
int dst_offset = i * blck_size_interleave;
// TODO: this branch seems wrong
//if (blck_size_interleave == 8) {
// for (int i = 0; i < end; ++i) {
// int src_id = i % 4;
// int src_offset = (i / 4) * blck_size_interleave;
// int dst_offset = i * blck_size_interleave;
// Using memcpy to avoid unaligned memory accesses
memcpy(&out.qs[dst_offset], &in[src_id].qs[src_offset], sizeof(uint64_t));
}
} else if (blck_size_interleave == 4) {
// // Using memcpy to avoid unaligned memory accesses
// memcpy(&out.qs[dst_offset], &in[src_id].qs[src_offset], sizeof(uint64_t));
// }
//} else
if (blck_size_interleave == 4) {
for (int i = 0; i < end; ++i) {
int src_id = i % 4;
int src_offset = (i / 4) * blck_size_interleave;
@ -3774,7 +3776,8 @@ static block_iq4_nlx4 make_block_iq4_nlx4(block_iq4_nl * in, unsigned int blck_s
static int repack_iq4_nl_to_iq4_nl_4_bl(struct ggml_tensor * t, int interleave_block, const void * GGML_RESTRICT data, size_t data_size) {
GGML_ASSERT(t->type == GGML_TYPE_IQ4_NL);
GGML_ASSERT(interleave_block == 4 || interleave_block == 8);
//GGML_ASSERT(interleave_block == 4 || interleave_block == 8);
GGML_ASSERT(interleave_block == 4);
block_iq4_nlx4 * dst = (block_iq4_nlx4 *)t->data;
const block_iq4_nl * src = (const block_iq4_nl *)data;
@ -3825,9 +3828,10 @@ template <> int repack<block_iq4_nl, 4, 4>(struct ggml_tensor * t, const void *
return repack_iq4_nl_to_iq4_nl_4_bl(t, 4, data, data_size);
}
template <> int repack<block_iq4_nl, 8, 4>(struct ggml_tensor * t, const void * data, size_t data_size) {
return repack_iq4_nl_to_iq4_nl_4_bl(t, 8, data, data_size);
}
// TODO: needs to be revisited
//template <> int repack<block_iq4_nl, 8, 4>(struct ggml_tensor * t, const void * data, size_t data_size) {
// return repack_iq4_nl_to_iq4_nl_4_bl(t, 8, data, data_size);
//}
// gemv
template <typename BLOC_TYPE, int64_t INTER_SIZE, int64_t NB_COLS>