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[NPU]Custom fusion operator unification #8431
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a5ed9ed
update
Galaxy1458 8ebdcfa
Merge branch 'develop' of https://github.com/Galaxy1458/PaddleNLP int…
Galaxy1458 bd0aa87
add llama-npu-opt-script
Galaxy1458 ce921ab
Merge branch 'PaddlePaddle:develop' into develop
Galaxy1458 cc24132
Update dev_opt_lora.sh
Galaxy1458 036d03c
Update dev_opt_ppt.sh
Galaxy1458 8dd2d02
Update dev_opt_lora.sh
Galaxy1458 96e69aa
Update dev_opt_ppt.sh
Galaxy1458 a35ba59
Update dev_opt_sft.sh
Galaxy1458 68388a7
Rename dev_opt_lora.sh to llama_npu_opt_lora.sh
Galaxy1458 fee8f04
Update dev_opt_ppt.sh
Galaxy1458 783de3b
Rename dev_opt_ppt.sh to llama_npu_opt_ppt.sh
Galaxy1458 10f9415
Update llama_npu_opt_lora.sh
Galaxy1458 f3d96e5
Update and rename dev_opt_sft.sh to llama_npu_opt_sft.sh
Galaxy1458 e51cc9a
Merge branch 'PaddlePaddle:develop' into develop
Galaxy1458 6771aa9
add funsion ops
Galaxy1458 61dc79c
add funsion ops
Galaxy1458 558200f
add funsion ops
Galaxy1458 f387c30
add funsion ops
Galaxy1458 a12947b
add funsion ops
Galaxy1458 aff105e
add funsion ops
Galaxy1458 075c8de
add funsion ops
Galaxy1458 15f2fe3
add funsion ops
Galaxy1458 2741769
add funsion ops
Galaxy1458 12fc048
add funsion ops
Galaxy1458 f678361
add funsion ops
Galaxy1458 9b2ca6b
add funsion ops
Galaxy1458 cac0f8e
add funsion ops
Galaxy1458 73866a2
add funsion ops
Galaxy1458 d8f1950
add funsion ops
Galaxy1458 9a2f1c5
add funsion ops
Galaxy1458 df78b71
update
Galaxy1458 8c3cd0d
Update fusion_ops.py
Galaxy1458 0a6d6b8
update
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# Copyright (c) 2024 PaddlePaddle Authors. All Rights Reserved. | ||
# | ||
# Licensed under the Apache License, Version 2.0 (the "License"); | ||
# you may not use this file except in compliance with the License. | ||
# You may obtain a copy of the License at | ||
# | ||
# http://www.apache.org/licenses/LICENSE-2.0 | ||
# | ||
# Unless required by applicable law or agreed to in writing, software | ||
# distributed under the License is distributed on an "AS IS" BASIS, | ||
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
# See the License for the specific language governing permissions and | ||
# limitations under the License. | ||
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import os | ||
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import paddle | ||
import paddle.nn.functional as F | ||
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try: | ||
from paddle.incubate.nn.functional import fused_rotary_position_embedding | ||
except ImportError: | ||
fused_rotary_position_embedding = None | ||
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try: | ||
from paddle.incubate.nn.functional import swiglu | ||
except ImportError: | ||
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def swiglu(x, y=None): | ||
if y is None: | ||
x, y = paddle.chunk(x, chunks=2, axis=-1) | ||
return F.silu(x) * y | ||
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from paddle.utils import try_import | ||
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from paddlenlp.utils.tools import get_env_device | ||
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try: | ||
from paddle.incubate.nn.functional import fused_rotary_position_embedding | ||
except ImportError: | ||
fused_rotary_position_embedding = None | ||
try: | ||
if get_env_device() == "npu": | ||
from paddle.base import core | ||
|
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for lib in os.listdir(os.getenv("CUSTOM_DEVICE_ROOT")): | ||
if lib.endswith(".so"): | ||
paddle.utils.cpp_extension.extension_utils.load_op_meta_info_and_register_op(lib) | ||
from paddle.nn.functional.flash_attention import flash_attention | ||
except: | ||
flash_attention = None | ||
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def fusion_rope(query_states, key_states, value_states, hidden_states, position_ids, past_key_value, rotary_emb): | ||
assert past_key_value is None, "fuse rotary not support cache kv for now" | ||
batch_size, seq_length, num_heads, head_dim = query_states.shape | ||
_, kv_seq_len, num_key_value_heads, _ = key_states.shape | ||
cos, sin = rotary_emb(value_states, seq_len=kv_seq_len) | ||
if get_env_device() == "npu": | ||
query_states = core.eager._run_custom_op("fused_rope", query_states, cos, sin)[0] | ||
key_states = core.eager._run_custom_op("fused_rope", key_states, cos, sin)[0] | ||
else: | ||
# paddle version > 2.6 or develop support q and k/v with different num_heads | ||
paddle_version = float(paddle.__version__[:3]) | ||
if ((paddle_version != 0.0) and (paddle_version <= 2.6)) and (num_heads != num_key_value_heads): | ||
query_states, _, _ = fused_rotary_position_embedding( | ||
query_states, | ||
None, | ||
None, | ||
sin=sin, | ||
cos=cos, | ||
position_ids=position_ids, | ||
use_neox_rotary_style=False, | ||
) | ||
key_states, _, _ = fused_rotary_position_embedding( | ||
key_states, | ||
None, | ||
None, | ||
sin=sin, | ||
cos=cos, | ||
position_ids=position_ids, | ||
use_neox_rotary_style=False, | ||
) | ||
else: | ||
query_states, key_states, _ = fused_rotary_position_embedding( | ||
query_states, | ||
key_states, | ||
v=None, | ||
sin=sin, | ||
cos=cos, | ||
position_ids=position_ids, | ||
use_neox_rotary_style=False, | ||
) | ||
return query_states, key_states | ||
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def rms_norm_fused(x_in, w, eps): | ||
fused_ln = try_import("fused_ln") | ||
return fused_ln.fused_rms_norm(x_in, w, eps)[0] | ||
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def fusion_rms_norm(hidden_states, weight, variance_epsilon): | ||
if get_env_device() == "npu": | ||
return core.eager._run_custom_op("rms_norm_npu", hidden_states, weight, variance_epsilon)[0] | ||
elif get_env_device() == "xpu": | ||
try: | ||
import paddle_xpu_nn # noqa: F821 | ||
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return paddle_xpu_nn.xpu_rms_norm(hidden_states, weight, variance_epsilon)[0] | ||
except ImportError: | ||
raise NotImplementedError( | ||
f"Implementation of fused_rms_norm is not available on {get_env_device()}. Please install paddle_xpu to use this feature" | ||
) | ||
return rms_norm_fused(hidden_states, weight, variance_epsilon) | ||
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def fusion_flash_attention( | ||
query_states, | ||
config, | ||
key_states, | ||
value_states, | ||
attention_mask, | ||
output_attentions, | ||
alibi=None, | ||
sequence_parallel=False, | ||
reshard_layer=None, | ||
npu_is_casual=False, | ||
): | ||
bsz, q_len, num_heads, head_dim = query_states.shape | ||
_, kv_seq_len, _, _ = value_states.shape | ||
version = paddle.version.full_version | ||
if version != "0.0.0" and version <= "2.5.2": | ||
if alibi is not None: | ||
raise ValueError("Flash Attention doesn't support alibi") | ||
attn_output, attn_weights = flash_attention( | ||
query_states, | ||
key_states, | ||
value_states, | ||
causal=True, | ||
return_softmax=output_attentions, | ||
) | ||
else: | ||
if alibi is not None: | ||
alibi = alibi.reshape([bsz, num_heads, 1, -1]) | ||
attention_mask = attention_mask.cast(alibi.dtype) + alibi | ||
if get_env_device() == "npu": | ||
attn_output = core.eager._run_custom_op( | ||
"flash_attention_npu", | ||
query_states, | ||
key_states, | ||
value_states, | ||
None, | ||
attention_mask, | ||
0.0, | ||
attention_mask is None, | ||
True, | ||
False, | ||
npu_is_casual, | ||
)[0] | ||
else: | ||
attn_output = F.scaled_dot_product_attention( | ||
query_states, | ||
key_states, | ||
value_states, | ||
attn_mask=attention_mask, | ||
is_causal=attention_mask is None, | ||
) | ||
attn_weights = None | ||
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if reshard_layer is not None: | ||
# attn_output shape: [bs, seqlen, num_head/sep, head_dim] | ||
attn_output = reshard_layer( | ||
attn_output, | ||
split_axis=1, | ||
concat_axis=2, | ||
) | ||
# attn_output shape: [bs, seqlen/sep, num_head, head_dim] | ||
assert ( | ||
config.sep_parallel_degree > 1 and q_len % config.sep_parallel_degree == 0 | ||
), f"q_len:{q_len}, config.sep_parallel_degree:{config.sep_parallel_degree}" | ||
q_len = q_len // config.sep_parallel_degree | ||
num_heads = num_heads * config.sep_parallel_degree | ||
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if sequence_parallel: | ||
attn_output = attn_output.reshape([bsz * q_len, head_dim * num_heads]) | ||
else: | ||
attn_output = attn_output.reshape([bsz, q_len, head_dim * num_heads]) | ||
return (attn_output, attn_weights) if output_attentions else attn_output | ||
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注意看是不是有不需要的代码,注意删除掉。