ayo/ipex-llm
1
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions 1

LLM: add esimd sdp support for chatglm3 (#10205)

Browse source 
* add esimd sdp support

* fix style
This commit is contained in:
Ruonan Wang 2024-02-22 13:37:16 +08:00 committed by GitHub
parent 7cbc2429a6
commit 34ee1aa91f
1 changed files with 25 additions and 16 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

11
python/llm/src/bigdl/llm/transformers/models/chatglm2.py
View file

@ -25,6 +25,7 @@ from transformers.modeling_outputs import BaseModelOutputWithPast
from bigdl.llm.transformers.models.utils import init_kv_cache, extend_kv_cache, append_kv_cache
from bigdl.llm.transformers.models.utils import init_fp8_kv_cache, append_fp8_kv_cache, \
restore_fp8_kv_cache, use_quantize_kv_cache
from bigdl.llm.transformers.models.utils import use_esimd_sdp
KV_CACHE_ALLOC_BLOCK_LENGTH = 256
@ -515,7 +516,15 @@ def core_attn_forward_8eb45c(query_layer, key_layer, value_layer, attention_mask
context_layer = F.scaled_dot_product_attention(query_layer.to(key_layer.dtype),
key_layer,
value_layer,
is_causal=True)
is_causal=True).to(key_layer.dtype)
else:
if use_esimd_sdp(query_layer.shape[2], key_layer.shape[2],
query_layer.shape[-1], query_layer):
import linear_fp16_esimd
attn_output = linear_fp16_esimd.sdp_forward(query_layer,
key_layer,
value_layer)
context_layer = attn_output.view(query_layer.shape)
else:
head_dim = query_layer.size(-1)
attn = torch.matmul(query_layer.to(key_layer.dtype),