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enginex-biren-vllm/vllm_br/config/compilation.py
2026-03-10 13:31:25 +08:00

68 lines
2.4 KiB
Python

################################################################################
# Copyright(c)2020-2025 Shanghai Biren Technology Co., Ltd. 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 enum
from vllm.config.compilation import CUDAGraphMode
class CompilationLevel:
# constants for the levels of the compilation process
NO_COMPILATION = 0
DYNAMO_AS_IS = 1
DYNAMO_ONCE = 2
PIECEWISE = 3
class SUPAGraphMode(enum.Enum):
""" Constants for the supagraph mode in CompilationConfig.
Meanwhile, the subset enum `NONE`, `PIECEWISE` and `FULL` are also
treated as concrete runtime mode for supagraph runtime dispatching.
"""
NONE = 0
PIECEWISE = 1
FULL = 2
FULL_DECODE_ONLY = (FULL, NONE)
FULL_AND_PIECEWISE = (FULL, PIECEWISE)
def decode_mode(self) -> 'SUPAGraphMode':
return SUPAGraphMode(self.value[0]) if \
self.separate_routine() else self
def mixed_mode(self) -> 'SUPAGraphMode':
return SUPAGraphMode(self.value[1]) if \
self.separate_routine() else self
def requires_piecewise_compilation(self) -> bool:
return (self.decode_mode() == SUPAGraphMode.PIECEWISE
or self.mixed_mode() == SUPAGraphMode.PIECEWISE)
def max_supagraph_mode(self) -> 'SUPAGraphMode':
return SUPAGraphMode(max(
self.value)) if self.separate_routine() else self
def has_full_supagraphs(self) -> bool:
return self.max_supagraph_mode() == SUPAGraphMode.FULL
# ychun, trick for CUDAGraphMode
def has_full_cudagraphs(self) -> bool:
cuda_graph_mode = CUDAGraphMode(max(
self.value)) if self.separate_routine() else self
return cuda_graph_mode == CUDAGraphMode.FULL
def separate_routine(self) -> bool:
return isinstance(self.value, tuple)