tqcq/llama.cpp
0
0
Fork 0
mirror of https://github.com/ggml-org/llama.cpp.git synced 2025-06-29 12:35:16 +00:00
Code Issues Packages Projects Releases Wiki Activity

add geglu activation function (#14074)

Browse Source 
Co-authored-by: dinhhuy <huy.dinh@brains-tech.co.jp>
This commit is contained in:
Đinh Trọng Huy
2025-06-09 13:15:31 +09:00
committed by GitHub
parent 056eb74534
commit 91a8ee6a6f
2 changed files with 23 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
src/llama-graph.cpp
View File

@ -659,6 +659,28 @@ ggml_tensor * llm_graph_context::build_ffn(
cur = ggml_mul(ctx0, x0, x1);
cb(cur, "ffn_mul", il);
} break;
case LLM_FFN_GEGLU:
{
// Split into two equal parts
int64_t split_point = cur->ne[0] / 2;
ggml_tensor * output_ffn_up = ggml_cont(ctx0, ggml_view_2d(
ctx0, cur, split_point,
cur->ne[1], cur->nb[1], 0
));
ggml_tensor * output_ffn_gate = ggml_cont(ctx0, ggml_view_2d(
ctx0, cur, split_point,
cur->ne[1], cur->nb[1],
split_point * ggml_element_size(cur)
));
// Apply GELU activation function to the first part
output_ffn_up = ggml_gelu(ctx0, output_ffn_up);
cb(output_ffn_up, "ffn_gelu", il);
// Element-wise multiplication between the activated part and the gate part
cur = ggml_mul(ctx0, output_ffn_up, output_ffn_gate);
cb(cur, "ffn_geglu", il);
} break;
}
if (gate && type_gate == LLM_FFN_PAR) {

1
src/llama-graph.h
View File

@ -36,6 +36,7 @@ enum llm_ffn_op_type {
LLM_FFN_RELU,
LLM_FFN_RELU_SQR,
LLM_FFN_SWIGLU,
LLM_FFN_GEGLU,
};
enum llm_ffn_gate_type {