ggml : ggml_get_rows support 2D indexing [n_tokens, n_experts] (cpu only)

This commit is contained in:
Georgi Gerganov 2023-12-09 13:18:58 +02:00
parent 8b185b7030
commit 7372b62271
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GPG Key ID: 449E073F9DC10735
2 changed files with 10 additions and 8 deletions

17
ggml.c
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@ -4735,7 +4735,8 @@ struct ggml_tensor * ggml_get_rows(
struct ggml_context * ctx,
struct ggml_tensor * a,
struct ggml_tensor * b) {
GGML_ASSERT(ggml_is_matrix(a) && ggml_is_vector(b) && b->type == GGML_TYPE_I32);
GGML_ASSERT(a->ne[2] == b->ne[1]);
GGML_ASSERT(ggml_is_matrix(b) && b->type == GGML_TYPE_I32);
bool is_node = false;
@ -4745,7 +4746,7 @@ struct ggml_tensor * ggml_get_rows(
// TODO: implement non F32 return
//struct ggml_tensor * result = ggml_new_tensor_2d(ctx, a->type, a->ne[0], b->ne[0]);
struct ggml_tensor * result = ggml_new_tensor_2d(ctx, GGML_TYPE_F32, a->ne[0], b->ne[0]);
struct ggml_tensor * result = ggml_new_tensor_3d(ctx, GGML_TYPE_F32, a->ne[0], b->ne[0], b->ne[1]);
result->op = GGML_OP_GET_ROWS;
result->grad = is_node ? ggml_dup_tensor(ctx, result) : NULL;
@ -10348,8 +10349,8 @@ static void ggml_compute_forward_get_rows_q(
const enum ggml_type type = src0->type;
ggml_to_float_t const dequantize_row_q = type_traits[type].to_float;
assert( dst->ne[0] == nc);
assert( dst->ne[1] == nr);
assert( dst->ne[0] == nc);
assert(ggml_nrows(dst) == nr);
assert(src0->nb[0] == ggml_type_size(type));
for (int i = 0; i < nr; ++i) {
@ -10375,8 +10376,8 @@ static void ggml_compute_forward_get_rows_f16(
const int nc = src0->ne[0];
const int nr = ggml_nelements(src1);
assert( dst->ne[0] == nc);
assert( dst->ne[1] == nr);
assert( dst->ne[0] == nc);
assert(ggml_nrows(dst) == nr);
assert(src0->nb[0] == sizeof(ggml_fp16_t));
for (int i = 0; i < nr; ++i) {
@ -10403,8 +10404,8 @@ static void ggml_compute_forward_get_rows_f32(
const int nc = src0->ne[0];
const int nr = ggml_nelements(src1);
assert( dst->ne[0] == nc);
assert( dst->ne[1] == nr);
assert( dst->ne[0] == nc);
assert(ggml_nrows(dst) == nr);
assert(src0->nb[0] == sizeof(float));
for (int i = 0; i < nr; ++i) {

1
ggml.h
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@ -1263,6 +1263,7 @@ extern "C" {
struct ggml_context * ctx,
struct ggml_tensor * a);
// supports 3D: a->ne[2] == b->ne[1]
GGML_API struct ggml_tensor * ggml_get_rows(
struct ggml_context * ctx,
struct ggml_tensor * a,