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FastDeploy/fastdeploy/model_executor/pre_and_post_process.py
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GoldPancake df3b4e12f4 [Speculative Decoding] Add MTP logprob support for PD disaggregation (#7442) 
* support mtp logprob in pd

* fix

* fix

* fix

* fix xpu bugs
2026-04-17 21:37:38 +08:00

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"""
# 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, Union
import numpy as np
import paddle
from fastdeploy import envs
from fastdeploy.config import SpeculativeConfig
from fastdeploy.model_executor.ops.gpu import (
mtp_save_first_token,
mtp_save_first_token_with_topk,
)
from fastdeploy.platforms import current_platform
from fastdeploy.worker.input_batch import (
InputBatch,
ProposerInputBatch,
recover_batch_index_for_output,
recover_batch_index_for_sampler_output,
)
if current_platform.is_iluvatar():
from fastdeploy.model_executor.ops.iluvatar import (
get_padding_offset,
limit_thinking_content_length,
save_output,
set_stop_value_multi_ends,
step_paddle,
update_inputs,
update_inputs_v1,
)
elif current_platform.is_gcu():
from fastdeploy.model_executor.ops.gcu import (
get_padding_offset,
save_output,
set_stop_value_multi_ends,
update_inputs,
)
elif current_platform.is_dcu():
from fastdeploy.model_executor.ops.gpu import (
get_padding_offset,
save_output,
set_stop_value_multi_ends,
step_paddle,
update_inputs,
)
elif current_platform.is_maca():
from fastdeploy.model_executor.ops.gpu import (
get_padding_offset,
limit_thinking_content_length,
save_output,
save_output_topk,
set_stop_value_multi_ends,
speculate_limit_thinking_content_length,
speculate_pre_process,
speculate_save_output,
speculate_save_output_topk,
speculate_set_stop_value_multi_seqs,
speculate_step_paddle,
speculate_step_reschedule,
speculate_step_system_cache,
step_paddle,
step_reschedule,
step_system_cache,
unified_update_model_status,
update_inputs,
update_inputs_v1,
)
elif current_platform.is_intel_hpu():
pass
else:
from fastdeploy.model_executor.ops.gpu import (
get_padding_offset,
save_output,
save_output_topk,
set_stop_value_multi_ends,
speculate_pre_process,
speculate_save_output,
speculate_save_output_topk,
speculate_step_paddle,
speculate_step_system_cache,
speculate_set_stop_value_multi_seqs,
unified_update_model_status,
step_paddle,
step_system_cache,
update_inputs,
step_reschedule,
update_inputs_v1,
speculate_step_reschedule,
limit_thinking_content_length,
speculate_limit_thinking_content_length,
custom_numpy_to_tensor,
)
from fastdeploy.model_executor.entropy_utils import (
calculate_logits_entropy,
speculate_calculate_logits_entropy,
)
from fastdeploy.model_executor.layers.moe.routing_indices_cache import (
RoutingReplayManager,
)
from fastdeploy.model_executor.layers.sample.meta_data import SamplingMetadata
from fastdeploy.output.pooler import PoolerOutput, PoolingSequenceGroupOutput
from fastdeploy.output.stream_transfer_data import DecoderState, StreamTransferData
from fastdeploy.worker.output import LogprobsTensors, ModelOutputData, SamplerOutput
DISABLE_RECOVER = envs.FD_DISABLED_RECOVER == "1"
def async_set_value(tgt, src):
if isinstance(src, (int, float, bool)):
src = paddle.full(tgt.shape, fill_value=src, dtype=tgt.dtype)
elif isinstance(src, (list, np.ndarray)):
dtype_str = str(tgt.dtype).split(".")[1]
if isinstance(src, list):
src = np.array(src, dtype=dtype_str if dtype_str != "bfloat16" else "float32")
if current_platform.is_cuda():
if str(src.dtype) != dtype_str:
srt_tensor = paddle.empty(tgt.shape, dtype=str(src.dtype))
src = custom_numpy_to_tensor(src, srt_tensor)
else:
return custom_numpy_to_tensor(src, tgt)
else:
src = paddle.to_tensor(src, dtype=tgt.dtype)
elif isinstance(src, paddle.Tensor):
pass
else:
raise ValueError("async_set_value unsupported src type: {}".format(type(src)))
if src.shape != tgt.shape:
src = src.reshape(tgt.shape)
if src.dtype != tgt.dtype:
src = src.cast(tgt.dtype)
if src.place != tgt.place:
src = src.to(tgt.place)
tgt.copy_(src, blocking=False)
def pre_process(
token_num_cpu: int,
input_ids: paddle.Tensor,
seq_lens_this_time: paddle.Tensor,
speculative_decoding: bool,
draft_tokens: Optional[paddle.Tensor] = None,
seq_lens_encoder: Optional[paddle.Tensor] = None,
seq_lens_decoder: Optional[paddle.Tensor] = None,
):
"""
Preprocessing before embedding.
Args:
input_ids:
seq_lens_this_time:
speculative_decoding:
draft_tokens:
seq_lens_encoder:
Return:
ids_remove_padding:
cum_offsets:
batch_id_per_token:
cu_seqlens_q:
cu_seqlens_k:
"""
specific_platform = current_platform.is_cuda() or current_platform.is_maca() or current_platform.is_iluvatar()
if specific_platform and not speculative_decoding:
# Note(ZKK): This case's code is very simple!
ids_remove_padding, batch_id_per_token, cu_seqlens_q, cu_seqlens_k = get_padding_offset(
input_ids, seq_lens_this_time, None, None, token_num_cpu
)
return (
ids_remove_padding,
batch_id_per_token,
cu_seqlens_q,
cu_seqlens_k,
None,
None,
None,
)
# Remove padding
if speculative_decoding:
(
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
)
return (
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,
)
def _build_stream_transfer_data(
output_tokens: paddle.Tensor,
pooler_outputs: List[PoolingSequenceGroupOutput] = 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.numpy().reshape([-1])
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 post_process_normal(
sampler_output: SamplerOutput,
model_output: ModelOutputData,
share_inputs: InputBatch,
sampling_metadata: SamplingMetadata,
block_size: int = 64,
think_end_id: int = -1,
splitwise_role_is_decode: bool = False,
enable_entropy: bool = False,
routing_replay_manager: RoutingReplayManager = None,
):
"""Post-processing steps after completing a single token generation."""
if think_end_id > 0:
limit_thinking_content_length(
sampler_output.sampled_token_ids,
share_inputs["max_think_lens"],
share_inputs["max_reply_lens"],
share_inputs["step_idx"],
share_inputs["limit_think_status"],
share_inputs["stop_flags"],
share_inputs["eos_token_id"],
share_inputs["inject_token_ids"],
think_end_id,
splitwise_role_is_decode,
)
# 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,
)
if (
current_platform.is_cuda()
or current_platform.is_iluvatar()
or current_platform.is_dcu()
or current_platform.is_maca()
):
set_stop_value_multi_ends(
sampler_output.sampled_token_ids,
model_output.stop_flags,
model_output.seq_lens_this_time,
model_output.eos_token_id,
model_output.next_tokens,
model_output.token_ids_all,
model_output.prompt_lens,
model_output.step_idx,
model_output.stop_token_ids,
model_output.stop_seqs_len,
model_output.min_tokens,
False,
) # multi ends
else:
set_stop_value_multi_ends(
sampler_output.sampled_token_ids,
model_output.stop_flags,
model_output.seq_lens_this_time,
model_output.eos_token_id,
model_output.next_tokens,
False,
)
if enable_entropy:
calculate_logits_entropy(sampler_output.logits, share_inputs, sampling_metadata.temperature)
# Routing replay
if routing_replay_manager is not None:
# Update host cache
slot_mapping = routing_replay_manager.compute_slot_mapping(
positions=routing_replay_manager.pending_update_positions
)
routing_replay_manager.update_host_cache(
positions=routing_replay_manager.pending_update_positions, slot_mapping=slot_mapping
)
# Put routing of finished requests to store
finished_batch_ids = paddle.flatten(paddle.isin(sampler_output.sampled_token_ids, model_output.eos_token_id))
context_lens = model_output.seq_lens_decoder + model_output.seq_lens_encoder
routing_replay_manager.put_finished_batch(finished_batch_ids=finished_batch_ids, seq_lens_decoder=context_lens)
# 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_device,
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"],
sampler_output.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_device,
model_output.seq_lens_this_time,
model_output.seq_lens_encoder,
model_output.seq_lens_decoder,
model_output.input_ids,
sampler_output.sampled_token_ids,
model_output.is_block_step,
)
def save_output_normal(
model_output: ModelOutputData,
sampler_output: SamplerOutput,
share_inputs: Dict[str, paddle.Tensor],
async_output_queue: queue.Queue = None,
save_each_rank: bool = False,
):
# Transmit the model's output and stop generation signal via message queue.
# In the future, we will abandon this approach.
if envs.FD_USE_GET_SAVE_OUTPUT_V1:
if save_each_rank or model_output.mp_rank == 0:
recover_share_inputs_map = recover_batch_index_for_output(
share_inputs,
model_output.index_to_batch_id,
model_output.enable_pd_reorder,
["sampled_token_ids"],
)
recover_batch_index_for_sampler_output(
sampler_output, model_output.index_to_batch_id, model_output.enable_pd_reorder
)
output = _build_stream_transfer_data(
recover_share_inputs_map["sampled_token_ids"],
logprobs=sampler_output.logprobs_tensors,
prompt_logprobs_list=model_output.prompt_logprobs_list,
)
async_output_queue.put(output)
else:
if sampler_output.logprobs_tensors is None:
recover_share_inputs_map = recover_batch_index_for_output(
share_inputs,
model_output.index_to_batch_id,
model_output.enable_pd_reorder,
["last_preempted_idx", "sampled_token_ids"],
)
save_output(
recover_share_inputs_map["sampled_token_ids"],
model_output.not_need_stop,
recover_share_inputs_map["last_preempted_idx"],
model_output.mp_rank,
save_each_rank,
)
else:
recover_share_inputs_map = recover_batch_index_for_output(
share_inputs,
model_output.index_to_batch_id,
model_output.enable_pd_reorder,
["last_preempted_idx"],
)
recover_batch_index_for_sampler_output(
sampler_output, model_output.index_to_batch_id, model_output.enable_pd_reorder
)
save_output_topk(
share_inputs["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,
recover_share_inputs_map["last_preempted_idx"],
model_output.mp_rank,
)
share_inputs["last_preempted_idx"][:] = 0
def post_process_specualate(
sampler_output: SamplerOutput,
model_output: ModelOutputData,
share_inputs: InputBatch,
sampling_metadata: SamplingMetadata,
think_end_id: int = -1,
splitwise_role_is_decode: bool = False,
enable_entropy: bool = False,
routing_replay_manager: RoutingReplayManager = None,
):
if think_end_id > 0:
speculate_limit_thinking_content_length(
share_inputs["accept_tokens"],
share_inputs["max_think_lens"],
share_inputs["max_reply_lens"],
share_inputs["step_idx"],
share_inputs["limit_think_status"],
share_inputs["accept_num"],
share_inputs["stop_flags"],
share_inputs["eos_token_id"],
share_inputs["inject_token_ids"],
think_end_id,
splitwise_role_is_decode,
)
speculate_set_stop_value_multi_seqs(
model_output.accept_tokens,
model_output.accept_num,
model_output.token_ids_all,
model_output.prompt_lens,
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,
)
if enable_entropy:
speculate_calculate_logits_entropy(sampler_output.logits, share_inputs, sampling_metadata.temperature)
# Routing replay
if routing_replay_manager is not None:
# Update host cache
slot_mapping = routing_replay_manager.compute_slot_mapping(
positions=routing_replay_manager.pending_update_positions
)
routing_replay_manager.update_host_cache(
positions=routing_replay_manager.pending_update_positions, slot_mapping=slot_mapping
)
# Put routing of finished requests to store
last_accept_token = paddle.full_like(model_output.accept_tokens, -1)
col_indices = paddle.arange(model_output.accept_tokens.shape[1], dtype=model_output.accept_num.dtype)
mask = col_indices < paddle.unsqueeze(model_output.accept_num, 1)
last_accept_token[mask] = model_output.accept_tokens[mask]
eos_tokens_flat = model_output.eos_token_id.flatten()
isin_mask = paddle.isin(last_accept_token, eos_tokens_flat)
finished_batch_ids = isin_mask.any(axis=-1)
context_lens = model_output.seq_lens_encoder + model_output.seq_lens_decoder
routing_replay_manager.put_finished_batch(
finished_batch_ids=finished_batch_ids,
seq_lens_decoder=context_lens,
)
# Unified state update: merges speculate_update + speculate_set_value_by_flags_and_idx
# into a single kernel launch. Handles EOS detection, max_dec_len truncation, step_idx
# advancement, token_ids_all history write, and stop_flags/not_need_stop update for all
# paths (MTP, ngram, naive). Note: verify_draft_tokens intentionally does NOT write back
# step_idx (it is read-only in that kernel); step_idx is always updated here.
unified_update_model_status(
model_output.seq_lens_encoder, # seq_lens_encoder
model_output.seq_lens_decoder, # seq_lens_decoder
model_output.not_need_stop_device, # has_running_seqs
model_output.draft_tokens, # step_input_ids
model_output.accept_tokens, # step_output_ids (read-write)
model_output.accept_num, # step_output_len (read-write)
model_output.stop_flags, # stop_flags (read-write)
model_output.seq_lens_this_time, # seq_lens_this_time
model_output.is_block_step, # is_paused
model_output.token_ids_all, # token_ids_all
model_output.prompt_lens, # prompt_lens
model_output.step_idx, # step_idx (read-write)
model_output.eos_token_id, # end_tokens
model_output.max_dec_len, # max_dec_len
)
def save_output_specualate(
sampler_output: SamplerOutput,
model_output: ModelOutputData,
share_inputs: InputBatch,
proposer_share_inputs: ProposerInputBatch,
local_rank: int,
tensor_parallel_rank: int,
save_each_rank: bool = False,
is_mtp_prefill: bool = False,
):
if is_mtp_prefill:
if tensor_parallel_rank == 0:
skip_chunk_prefill = bool(int(envs.ENABLE_V1_KVCACHE_SCHEDULER))
if sampler_output.logprobs_tensors is None:
recover_proposer_share_inputs_map = recover_batch_index_for_output(
proposer_share_inputs,
proposer_share_inputs.index_to_batch_id,
proposer_share_inputs.enable_pd_reorder,
[
"base_model_draft_tokens",
"seq_lens_decoder",
"prompt_lens",
"step_idx",
],
)
mtp_save_first_token(
recover_proposer_share_inputs_map["base_model_draft_tokens"],
proposer_share_inputs["not_need_stop"],
recover_proposer_share_inputs_map["seq_lens_decoder"],
recover_proposer_share_inputs_map["prompt_lens"],
recover_proposer_share_inputs_map["step_idx"],
local_rank,
save_each_rank,
skip_chunk_prefill,
)
else:
recover_share_inputs_map = recover_batch_index_for_output(
share_inputs,
model_output.index_to_batch_id,
model_output.enable_pd_reorder,
[
"sampled_token_ids",
"accept_tokens_cpu",
"accept_num_cpu",
"seq_lens_decoder_cpu",
"prompt_lens_cpu",
"last_preempted_idx",
],
)
recover_batch_index_for_sampler_output(
sampler_output, model_output.index_to_batch_id, model_output.enable_pd_reorder
)
recover_proposer_share_inputs_map = recover_batch_index_for_output(
proposer_share_inputs,
proposer_share_inputs.index_to_batch_id,
proposer_share_inputs.enable_pd_reorder,
["base_model_draft_tokens"],
)
mtp_save_first_token_with_topk(
recover_proposer_share_inputs_map["base_model_draft_tokens"],
sampler_output.logprobs_tensors.logprob_token_ids,
sampler_output.logprobs_tensors.logprobs,
sampler_output.logprobs_tensors.selected_token_ranks,
recover_share_inputs_map["accept_num_cpu"],
sampler_output.cu_batch_token_offset,
model_output.not_need_stop,
recover_share_inputs_map["seq_lens_decoder_cpu"],
recover_share_inputs_map["prompt_lens_cpu"],
recover_share_inputs_map["last_preempted_idx"],
3, # mtype
model_output.mp_rank,
save_each_rank,
)
else:
if sampler_output.logprobs_tensors is None:
recover_share_inputs = recover_batch_index_for_output(
share_inputs,
model_output.index_to_batch_id,
model_output.enable_pd_reorder,
[
"accept_tokens_cpu",
"accept_num_cpu",
"seq_lens_decoder_cpu",
"prompt_lens_cpu",
"last_preempted_idx",
],
)
speculate_save_output(
recover_share_inputs["accept_tokens_cpu"],
recover_share_inputs["accept_num_cpu"],
model_output.not_need_stop,
recover_share_inputs["seq_lens_decoder_cpu"],
recover_share_inputs["prompt_lens_cpu"],
recover_share_inputs["last_preempted_idx"],
model_output.mp_rank,
save_each_rank,
bool(envs.ENABLE_V1_KVCACHE_SCHEDULER),
)
else:
recover_batch_index_for_sampler_output(
sampler_output, model_output.index_to_batch_id, model_output.enable_pd_reorder
)
recover_share_inputs = recover_batch_index_for_output(
share_inputs,
model_output.index_to_batch_id,
model_output.enable_pd_reorder,
[
"sampled_token_ids",
"accept_tokens_cpu",
"accept_num_cpu",
"seq_lens_decoder_cpu",
"prompt_lens_cpu",
"last_preempted_idx",
],
)
speculate_save_output_topk(
recover_share_inputs["sampled_token_ids"],
sampler_output.logprobs_tensors.logprob_token_ids,
sampler_output.logprobs_tensors.logprobs,
sampler_output.logprobs_tensors.selected_token_ranks,
recover_share_inputs["accept_num_cpu"],
sampler_output.cu_batch_token_offset,
model_output.not_need_stop,
recover_share_inputs["seq_lens_decoder_cpu"],
recover_share_inputs["prompt_lens_cpu"],
recover_share_inputs["last_preempted_idx"],
3, # mtype
model_output.mp_rank,
save_each_rank,
)
share_inputs["last_preempted_idx"][:] = 0
def post_process(
sampler_or_pooler_output: Union[SamplerOutput, PoolerOutput],
model_output: ModelOutputData,
share_inputs: InputBatch,
sampling_metadata: SamplingMetadata = None,
block_size: int = 64,
save_each_rank: bool = False,
speculative_decoding: bool = False,
skip_save_output: bool = False,
async_output_queue: queue.Queue = None,
think_end_id: int = -1,
splitwise_role_is_decode: bool = False,
enable_entropy: bool = False,
routing_replay_manager: RoutingReplayManager = None,
) -> None:
"""Post-processing steps after completing a single token generation."""
if isinstance(sampler_or_pooler_output, PoolerOutput):
post_process_pooling(
sampler_or_pooler_output,
model_output,
share_inputs,
block_size,
save_each_rank,
skip_save_output,
async_output_queue,
routing_replay_manager,
)
else:
if speculative_decoding:
post_process_specualate(
sampler_or_pooler_output,
model_output,
share_inputs,
sampling_metadata,
think_end_id,
splitwise_role_is_decode,
enable_entropy,
routing_replay_manager,
)
share_inputs["last_preempted_idx"].copy_(share_inputs["preempted_idx"])
else:
post_process_normal(
sampler_or_pooler_output,
model_output,
share_inputs,
sampling_metadata,
block_size,
think_end_id,
splitwise_role_is_decode,
enable_entropy,
routing_replay_manager,
)
share_inputs["last_preempted_idx"].copy_(share_inputs["preempted_idx"])
share_inputs["preempted_idx"][:] = 0
def step_cuda(
share_inputs: InputBatch,
block_size: int,
enc_dec_block_num: int,
speculative_config: SpeculativeConfig,
enable_prefix_caching: bool = False,
) -> None:
"""
TODO(gongshaotian): normalization name
"""
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:
if DISABLE_RECOVER:
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"],
block_size,
enc_dec_block_num,
)
else:
if enable_prefix_caching:
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"],
block_size,
enc_dec_block_num,
)
else:
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,
)
def rebuild_padding(
tmp_out: paddle.Tensor,
cu_seqlens_q: paddle.Tensor,
seq_len_this_time: paddle.Tensor,
seq_lens_decoder: paddle.Tensor,
seq_lens_encoder: paddle.Tensor,
batch_id_per_token_output: Optional[paddle.Tensor] = None,
cu_seqlens_q_output: Optional[paddle.Tensor] = None,
first_token_out: Optional[paddle.Tensor] = None,
enable_logprob: Optional[bool] = False,
):
"""
Args:
Returns:
"""
if current_platform.is_cuda():
from fastdeploy.model_executor.ops.gpu import rebuild_padding
hidden_states = rebuild_padding(
tmp_out,
cu_seqlens_q,
seq_len_this_time,
seq_lens_decoder,
seq_lens_encoder,
batch_id_per_token_output,
cu_seqlens_q_output,
first_token_out,
enable_logprob,
)
elif current_platform.is_dcu():
from fastdeploy.model_executor.ops.gpu import rebuild_padding
hidden_states = rebuild_padding(
tmp_out,
cu_seqlens_q,
seq_len_this_time,
seq_lens_decoder,
seq_lens_encoder,
batch_id_per_token_output,
)
elif current_platform.is_iluvatar():
from fastdeploy.model_executor.ops.iluvatar import rebuild_padding
hidden_states = rebuild_padding(
tmp_out,
cu_seqlens_q,
seq_len_this_time,
seq_lens_decoder,
seq_lens_encoder,
batch_id_per_token_output,
cu_seqlens_q_output,
first_token_out,
enable_logprob,
)
elif current_platform.is_gcu():
from fastdeploy.model_executor.ops.gcu import rebuild_padding
hidden_states = rebuild_padding(
tmp_out,
cu_seqlens_q,
seq_len_this_time,
seq_lens_decoder,
seq_lens_encoder,
batch_id_per_token_output,
)
elif current_platform.is_cpu():
from fastdeploy.model_executor.ops.cpu import rebuild_padding_cpu
hidden_states = rebuild_padding_cpu(
tmp_out,
cu_seqlens_q,
seq_len_this_time,
seq_lens_decoder,
seq_lens_encoder,
batch_id_per_token_output,
)
elif current_platform.is_maca():
from fastdeploy.model_executor.ops.gpu import rebuild_padding
hidden_states = rebuild_padding(
tmp_out,
cu_seqlens_q,
seq_len_this_time,
seq_lens_decoder,
seq_lens_encoder,
batch_id_per_token_output,
cu_seqlens_q_output,
first_token_out,
enable_logprob,
)
else:
raise RuntimeError("Not supported platform")
return hidden_states
def post_process_pooling(
pooler_output: PoolerOutput,
model_output: ModelOutputData,
share_inputs: InputBatch,
block_size: int = 64,
save_each_rank: bool = False,
skip_save_output: bool = False,
async_output_queue: queue.Queue = None,
routing_replay_manager: RoutingReplayManager = None,
) -> None:
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,
)
# Routing replay
if routing_replay_manager is not None:
raise NotImplementedError
with paddle.framework._no_check_dy2st_diff():
if envs.ENABLE_V1_KVCACHE_SCHEDULER:
dummy_sampled_tokens = paddle.full_like(model_output.next_tokens, -1, dtype="int64")
paddle.assign(
paddle.ones_like(model_output.stop_flags, dtype="bool"),
model_output.stop_flags,
)
update_inputs_v1(
model_output.stop_flags,
model_output.not_need_stop_device,
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"],
dummy_sampled_tokens,
model_output.input_ids,
share_inputs["block_tables"],
model_output.next_tokens,
model_output.is_block_step,
block_size,
)
if not skip_save_output:
if save_each_rank or model_output.mp_rank == 0:
output = _build_stream_transfer_data(output_tokens=None, pooler_outputs=pooler_output.outputs)
async_output_queue.put(output)
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