apps/FastDeploy
1
0
Fork 0
mirror of https://github.com/PaddlePaddle/FastDeploy.git synced 2026-04-23 00:17:25 +08:00
Code Issues Actions 19 Packages Projects Releases Wiki Activity
Files
cb03958b5289eee5b09e0d200325272ba9a857ee
FastDeploy/fastdeploy/model_executor/xpu_pre_and_post_process.py
T
Jiajun Ji cb03958b52 [XPU] Refactor get_padding_offset to single kernel. (#7029) 
* [XPU] Refactor get_padding_offset to single kernel.

* add unittest.

* fix codestyle.

* remove cum_offsets_now.

* remove max_len.
2026-04-13 11:04:50 +08:00

574 lines
22 KiB
Python
Raw Blame History

"""
# Copyright (c) 2025 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.
"""
import queue
from typing import Dict, List, Optional
import numpy as np
import paddle
from fastdeploy import envs
from fastdeploy.config import SpeculativeConfig
from fastdeploy.model_executor.forward_meta import XPUForwardMeta
from fastdeploy.model_executor.layers.sample.sampler import Sampler
from fastdeploy.output.stream_transfer_data import DecoderState, StreamTransferData
from fastdeploy.platforms import current_platform
from fastdeploy.worker.output import LogprobsTensors, ModelOutputData, SamplerOutput
if current_platform.is_xpu():
from fastdeploy.model_executor.ops.xpu import ( # step_system_cache,; step_reschedule,
adjust_batch,
gather_next_token,
get_infer_param,
get_padding_offset,
limit_thinking_content_length_v1,
limit_thinking_content_length_v2,
save_output,
save_output_topk,
set_stop_value_multi_ends,
speculate_clear_accept_nums,
speculate_pre_process,
speculate_save_output,
speculate_set_stop_value_multi_seqs,
speculate_set_value_by_flags_and_idx,
speculate_step_paddle,
speculate_step_reschedule,
speculate_step_system_cache,
speculate_update,
step_paddle,
update_inputs,
update_inputs_v1,
)
DISABLE_RECOVER = envs.FD_DISABLED_RECOVER == "1"
def _build_stream_transfer_data(
output_tokens: paddle.Tensor,
pooler_outputs: List = None,
logprobs: Optional[LogprobsTensors] = None,
prompt_logprobs_list: Optional[LogprobsTensors] = None,
):
"""Split output_tokens and output"""
stream_transfer_datas = []
if output_tokens is not None:
output_tokens = output_tokens.reshape([-1]).numpy()
output_tokens_lists = np.split(output_tokens, output_tokens.shape[0])
for bid, output_token_per_sample in enumerate(output_tokens_lists):
stream_transfer_data = StreamTransferData(
decoder_state=DecoderState.TEXT, tokens=output_token_per_sample, batch_id=bid
)
if logprobs:
stream_transfer_data.logprobs = logprobs.slice_rows(bid, bid + 1)
if prompt_logprobs_list:
stream_transfer_data.prompt_logprobs = prompt_logprobs_list[bid]
stream_transfer_datas.append(stream_transfer_data)
elif pooler_outputs is not None:
for bid, pooler_output in enumerate(pooler_outputs):
if pooler_output is None:
continue
if pooler_output.dtype == paddle.bfloat16:
pooler_output = pooler_output.astype("float32")
pooler_output = pooler_output.numpy()
stream_transfer_data = StreamTransferData(
decoder_state=DecoderState.TEXT, pooler_output=pooler_output, batch_id=bid
)
stream_transfer_datas.append(stream_transfer_data)
return stream_transfer_datas
def xpu_pre_process(
input_ids: paddle.Tensor,
seq_lens_this_time: int,
share_inputs: Dict,
use_speculate_method: bool,
block_size: int,
draft_tokens: Optional[paddle.Tensor] = None,
seq_lens_encoder: Optional[paddle.Tensor] = None,
seq_lens_decoder: Optional[paddle.Tensor] = None,
is_profiling: bool = False,
forward_meta=None,
use_cudagraph=False,
) -> XPUForwardMeta:
""" """
token_num_cpu = paddle.sum(seq_lens_this_time).cpu()
if use_speculate_method:
(
ids_remove_padding,
batch_id_per_token,
cu_seqlens_q,
cu_seqlens_k,
cu_seqlens_q_output,
batch_id_per_token_output,
real_output_token_num,
) = speculate_pre_process(
token_num_cpu, input_ids, seq_lens_this_time, draft_tokens, seq_lens_encoder, seq_lens_decoder
)
share_inputs["cu_seqlens_q_output"] = cu_seqlens_q_output
share_inputs["batch_id_per_token_output"] = batch_id_per_token_output
else:
(
ids_remove_padding,
cum_offsets,
batch_id_per_token,
cu_seqlens_q,
cu_seqlens_k,
) = get_padding_offset(input_ids, seq_lens_this_time, token_num_cpu)
share_inputs["batch_id_per_token"] = batch_id_per_token
share_inputs["cu_seqlens_q"] = cu_seqlens_q
share_inputs["cu_seqlens_k"] = cu_seqlens_k
xpu_forward_meta = XPUForwardMeta(
ids_remove_padding=share_inputs["ids_remove_padding"],
rotary_embs=share_inputs["rope_emb"],
attn_backend=None,
seq_lens_encoder=share_inputs["seq_lens_encoder"],
seq_lens_decoder=share_inputs["seq_lens_decoder"],
seq_lens_this_time=share_inputs["seq_lens_this_time"],
batch_id_per_token=share_inputs["batch_id_per_token"],
cu_seqlens_q=share_inputs["cu_seqlens_q"],
cu_seqlens_k=share_inputs["cu_seqlens_k"],
block_tables=share_inputs["block_tables"],
caches=share_inputs["caches"],
max_num_seqs=share_inputs["seq_lens_this_time"].shape[0],
)
(
xpu_forward_meta.encoder_batch_map,
xpu_forward_meta.decoder_batch_map,
xpu_forward_meta.encoder_batch_idx,
xpu_forward_meta.decoder_batch_idx,
xpu_forward_meta.encoder_seq_lod,
xpu_forward_meta.decoder_seq_lod,
xpu_forward_meta.encoder_kv_lod,
xpu_forward_meta.prefix_len,
xpu_forward_meta.decoder_context_len,
xpu_forward_meta.decoder_context_len_cache,
xpu_forward_meta.prefix_block_tables,
xpu_forward_meta.encoder_batch_map_cpu,
xpu_forward_meta.decoder_batch_map_cpu,
xpu_forward_meta.encoder_batch_idx_cpu,
xpu_forward_meta.decoder_batch_idx_cpu,
xpu_forward_meta.encoder_seq_lod_cpu,
xpu_forward_meta.decoder_seq_lod_cpu,
xpu_forward_meta.encoder_kv_lod_cpu,
xpu_forward_meta.prefix_len_cpu,
xpu_forward_meta.decoder_context_len_cpu,
xpu_forward_meta.decoder_context_len_cache_cpu,
xpu_forward_meta.len_info_cpu,
) = get_infer_param(
seq_lens_encoder, seq_lens_decoder, seq_lens_this_time, xpu_forward_meta.block_tables, block_size
)
xpu_forward_meta.enc_batch = xpu_forward_meta.len_info_cpu[0]
xpu_forward_meta.dec_batch = xpu_forward_meta.len_info_cpu[1]
xpu_forward_meta.total_enc_len = xpu_forward_meta.len_info_cpu[2]
adjusted_input = adjust_batch(
ids_remove_padding.reshape([-1, 1]),
xpu_forward_meta.encoder_seq_lod,
xpu_forward_meta.decoder_seq_lod,
xpu_forward_meta.encoder_batch_idx,
xpu_forward_meta.decoder_batch_idx,
xpu_forward_meta.encoder_seq_lod_cpu,
xpu_forward_meta.decoder_seq_lod_cpu,
xpu_forward_meta.encoder_batch_idx_cpu,
xpu_forward_meta.decoder_batch_idx_cpu,
xpu_forward_meta.len_info_cpu,
None, # output_padding_offset
-1, # max bs
)
adjusted_input = adjusted_input.squeeze(1)
share_inputs["ids_remove_padding"].copy_(adjusted_input, False)
xpu_forward_meta.ids_remove_padding = adjusted_input
# Set forward_meta.is_profiling to True to skip init_kv_signal_per_query for attention backends
xpu_forward_meta.is_profiling = is_profiling
if use_cudagraph:
if forward_meta is None:
return xpu_forward_meta
else:
forward_meta.copy_from(xpu_forward_meta)
return forward_meta
else:
return xpu_forward_meta
def xpu_process_output(
forward_output,
xpu_forward_meta: XPUForwardMeta,
share_inputs,
) -> paddle.Tensor:
""" """
if isinstance(share_inputs, dict):
output_padding_offset = share_inputs.get("output_padding_offset", None)
else:
output_padding_offset = getattr(share_inputs, "output_padding_offset", None)
hiddden_states = gather_next_token(
forward_output,
xpu_forward_meta.encoder_seq_lod,
xpu_forward_meta.decoder_seq_lod,
xpu_forward_meta.encoder_batch_map,
xpu_forward_meta.decoder_batch_map,
xpu_forward_meta.encoder_seq_lod_cpu,
xpu_forward_meta.decoder_seq_lod_cpu,
xpu_forward_meta.encoder_batch_map_cpu,
xpu_forward_meta.decoder_batch_map_cpu,
xpu_forward_meta.len_info_cpu,
output_padding_offset, # output_padding_offset
xpu_forward_meta.max_num_seqs,
)
return hiddden_states
def xpu_post_process_normal(
sampler_output: Sampler,
model_output: ModelOutputData,
share_inputs: Dict[str, paddle.Tensor],
block_size: int = 64,
skip_save_output: bool = False,
save_each_rank: bool = False,
async_output_queue: queue.Queue = None,
think_end_id: int = None,
line_break_id: int = None,
) -> None:
""" """
sampled_token_ids = sampler_output.sampled_token_ids
if think_end_id > 0:
limit_strategy = envs.FD_LIMIT_THINKING_CONTENT_TRUNCATE_STR
max_think_lens = share_inputs["max_think_lens"]
step_idx = share_inputs["step_idx"]
limit_think_status = share_inputs["limit_think_status"]
stop_flags = share_inputs["stop_flags"]
eos_token_ids = share_inputs["eos_token_id"]
if limit_strategy == "</think>":
# for ernie-45-vl
limit_thinking_content_length_v1(
sampled_token_ids,
max_think_lens,
step_idx,
limit_think_status,
stop_flags,
eos_token_ids, # 处理由于模型效果问题导致思考过程中输出eos token的问题
think_end_id,
)
elif limit_strategy == "\n</think>\n\n":
# for ernie-x1
assert line_break_id > 0
limit_thinking_content_length_v2(
sampled_token_ids,
max_think_lens,
step_idx,
limit_think_status,
stop_flags,
think_end_id,
line_break_id,
)
else:
raise NotImplementedError(f"Not support {limit_strategy=} for limit thinking content length.")
# 1. Set stop value
paddle.assign(
paddle.where(
model_output.stop_flags,
model_output.step_idx,
model_output.step_idx + 1,
),
model_output.step_idx,
)
length_cond = paddle.greater_equal(model_output.step_idx, model_output.max_dec_len)
paddle.assign(
paddle.logical_or(model_output.stop_flags, length_cond),
model_output.stop_flags,
)
set_stop_value_multi_ends(
sampled_token_ids,
model_output.stop_flags,
model_output.seq_lens_this_time,
model_output.eos_token_id,
model_output.next_tokens,
False,
) # multi ends
# 2. Update the input buffer of the model
with paddle.framework._no_check_dy2st_diff():
if envs.ENABLE_V1_KVCACHE_SCHEDULER:
update_inputs_v1(
model_output.stop_flags,
model_output.not_need_stop,
model_output.seq_lens_this_time,
model_output.seq_lens_encoder,
model_output.seq_lens_decoder,
share_inputs["step_seq_lens_decoder"],
share_inputs["prompt_lens"],
sampled_token_ids,
model_output.input_ids,
share_inputs["block_tables"],
model_output.next_tokens,
model_output.is_block_step,
block_size,
)
else:
update_inputs(
model_output.stop_flags,
model_output.not_need_stop,
model_output.seq_lens_this_time,
model_output.seq_lens_encoder,
model_output.seq_lens_decoder,
model_output.input_ids,
sampled_token_ids,
model_output.is_block_step,
)
# 3. Transmit the model's output and stop generation signal via message queue.
# In the future, we will abandon this approach.
if not skip_save_output:
if envs.FD_USE_GET_SAVE_OUTPUT_V1:
if save_each_rank or model_output.mp_rank == 0:
output = _build_stream_transfer_data(
sampled_token_ids,
logprobs=sampler_output.logprobs_tensors,
prompt_logprobs_list=model_output.prompt_logprobs_list,
)
if async_output_queue is not None:
async_output_queue.put(output)
else:
if sampler_output.logprobs_tensors is None:
save_output(
sampled_token_ids,
model_output.not_need_stop,
share_inputs["preempted_idx"],
model_output.mp_rank,
save_each_rank,
)
else:
if save_output_topk is None:
raise ImportError(
"save_output_topk operator is not available. "
"Please rebuild the XPU operators with the new get_output_msg_with_topk.cc and save_output_msg_with_topk.cc files."
)
save_output_topk(
sampled_token_ids,
sampler_output.logprobs_tensors.logprob_token_ids,
sampler_output.logprobs_tensors.logprobs,
sampler_output.logprobs_tensors.selected_token_ranks,
model_output.not_need_stop,
share_inputs["preempted_idx"],
model_output.mp_rank,
)
share_inputs["preempted_idx"][:] = 0
def xpu_post_process_specualate(
sampler_output: SamplerOutput,
model_output: ModelOutputData,
share_inputs: Dict[str, paddle.Tensor],
save_each_rank: bool = False,
skip_save_output: bool = False,
):
""""""
speculate_set_stop_value_multi_seqs(
model_output.accept_tokens,
model_output.accept_num,
model_output.pre_ids,
model_output.step_idx,
model_output.stop_flags,
model_output.seq_lens_this_time,
model_output.stop_token_ids,
model_output.stop_seqs_len,
model_output.eos_token_id,
model_output.min_tokens,
)
speculate_update(
model_output.seq_lens_encoder,
model_output.seq_lens_decoder,
model_output.not_need_stop,
model_output.draft_tokens,
model_output.actual_draft_token_num,
model_output.accept_tokens,
model_output.accept_num,
model_output.stop_flags,
model_output.seq_lens_this_time,
model_output.is_block_step,
model_output.mask_rollback,
)
if not skip_save_output:
if sampler_output.logprobs_tensors is None:
speculate_save_output(
model_output.accept_tokens,
model_output.accept_num,
model_output.not_need_stop,
model_output.seq_lens_decoder,
model_output.prompt_lens,
share_inputs["preempted_idx"],
model_output.mp_rank,
save_each_rank,
bool(envs.ENABLE_V1_KVCACHE_SCHEDULER),
)
else:
# TODO(chenhuan09): support speculate_save_output_topk
raise NotImplementedError("Not support speculate_save_output_topk now.")
speculate_clear_accept_nums(model_output.accept_num, model_output.seq_lens_decoder)
# Update pre_ids through accept tokens
speculate_set_value_by_flags_and_idx(
model_output.pre_ids,
model_output.accept_tokens,
model_output.accept_num,
model_output.stop_flags,
model_output.seq_lens_this_time,
model_output.seq_lens_encoder,
model_output.seq_lens_decoder,
model_output.step_idx,
)
def step_xpu(
share_inputs: Dict[str, paddle.Tensor],
block_size: int,
enc_dec_block_num: int,
speculative_config: SpeculativeConfig,
enable_prefix_caching: bool = False,
) -> None:
if speculative_config.method is not None:
if DISABLE_RECOVER:
speculate_step_reschedule(
share_inputs["stop_flags"],
share_inputs["seq_lens_this_time"],
share_inputs["step_seq_lens_encoder"],
share_inputs["seq_lens_encoder"],
share_inputs["seq_lens_decoder"],
share_inputs["block_tables"],
share_inputs["encoder_block_lens"],
share_inputs["is_block_step"],
share_inputs["step_block_list"],
share_inputs["step_lens"],
share_inputs["recover_block_list"],
share_inputs["recover_lens"],
share_inputs["need_block_list"],
share_inputs["need_block_len"],
share_inputs["used_list_len"],
share_inputs["free_list"],
share_inputs["free_list_len"],
share_inputs["input_ids"],
share_inputs["pre_ids"],
share_inputs["step_idx"],
share_inputs["next_tokens"],
share_inputs["first_token_ids"],
share_inputs["accept_num"],
block_size,
enc_dec_block_num,
speculative_config.num_speculative_tokens,
)
else:
if enable_prefix_caching:
speculate_step_system_cache(
share_inputs["stop_flags"],
share_inputs["seq_lens_this_time"],
share_inputs["step_seq_lens_encoder"],
share_inputs["step_seq_lens_decoder"],
share_inputs["seq_lens_encoder"],
share_inputs["seq_lens_decoder"],
share_inputs["block_tables"],
share_inputs["encoder_block_lens"],
share_inputs["is_block_step"],
share_inputs["step_block_list"],
share_inputs["step_lens"],
share_inputs["recover_block_list"],
share_inputs["recover_lens"],
share_inputs["need_block_list"],
share_inputs["need_block_len"],
share_inputs["used_list_len"],
share_inputs["free_list"],
share_inputs["free_list_len"],
share_inputs["input_ids"],
share_inputs["pre_ids"],
share_inputs["step_idx"],
share_inputs["next_tokens"],
share_inputs["first_token_ids"],
share_inputs["accept_num"],
block_size,
enc_dec_block_num,
speculative_config.num_speculative_tokens,
)
else:
speculate_step_paddle(
share_inputs["stop_flags"],
share_inputs["seq_lens_this_time"],
share_inputs["step_seq_lens_encoder"],
share_inputs["seq_lens_encoder"],
share_inputs["seq_lens_decoder"],
share_inputs["block_tables"],
share_inputs["encoder_block_lens"],
share_inputs["is_block_step"],
share_inputs["step_block_list"],
share_inputs["step_lens"],
share_inputs["recover_block_list"],
share_inputs["recover_lens"],
share_inputs["need_block_list"],
share_inputs["need_block_len"],
share_inputs["used_list_len"],
share_inputs["free_list"],
share_inputs["free_list_len"],
share_inputs["input_ids"],
share_inputs["pre_ids"],
share_inputs["step_idx"],
share_inputs["next_tokens"],
share_inputs["first_token_ids"],
share_inputs["accept_num"],
block_size,
enc_dec_block_num,
speculative_config.num_speculative_tokens,
)
else:
# TODO(chenhuan09): add step system cache/reschedule support
step_paddle(
share_inputs["stop_flags"],
share_inputs["seq_lens_this_time"],
share_inputs["step_seq_lens_encoder"],
share_inputs["seq_lens_encoder"],
share_inputs["seq_lens_decoder"],
share_inputs["block_tables"],
share_inputs["encoder_block_lens"],
share_inputs["is_block_step"],
share_inputs["step_block_list"],
share_inputs["step_lens"],
share_inputs["recover_block_list"],
share_inputs["recover_lens"],
share_inputs["need_block_list"],
share_inputs["need_block_len"],
share_inputs["used_list_len"],
share_inputs["free_list"],
share_inputs["free_list_len"],
share_inputs["input_ids"],
share_inputs["pre_ids"],
share_inputs["step_idx"],
share_inputs["next_tokens"],
share_inputs["first_token_ids"],
block_size,
enc_dec_block_num,
)
Reference in New Issue View Git Blame Copy Permalink