sglang.0.4.8.post1/sglang/sgl-kernel/setup_rocm.py

108 lines
3.0 KiB
Python

# Copyright 2025 SGLang Team. 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 os
import platform
import sys
from pathlib import Path
import torch
from setuptools import find_packages, setup
from torch.utils.cpp_extension import BuildExtension, CUDAExtension
root = Path(__file__).parent.resolve()
arch = platform.machine().lower()
def _get_version():
with open(root / "pyproject.toml") as f:
for line in f:
if line.startswith("version"):
return line.split("=")[1].strip().strip('"')
operator_namespace = "sgl_kernel"
include_dirs = [
root / "include",
root / "csrc",
]
sources = [
"csrc/allreduce/custom_all_reduce.hip",
"csrc/moe/moe_align_kernel.cu",
"csrc/moe/moe_topk_softmax_kernels.cu",
"csrc/torch_extension_rocm.cc",
"csrc/speculative/eagle_utils.cu",
]
cxx_flags = ["-O3"]
libraries = ["hiprtc", "amdhip64", "c10", "torch", "torch_python"]
extra_link_args = ["-Wl,-rpath,$ORIGIN/../../torch/lib", f"-L/usr/lib/{arch}-linux-gnu"]
default_target = "gfx942"
amdgpu_target = os.environ.get("AMDGPU_TARGET", default_target)
if torch.cuda.is_available():
try:
amdgpu_target = torch.cuda.get_device_properties(0).gcnArchName.split(":")[0]
except Exception as e:
print(f"Warning: Failed to detect GPU properties: {e}")
else:
print(f"Warning: torch.cuda not available. Using default target: {amdgpu_target}")
if amdgpu_target not in ["gfx942", "gfx950"]:
print(
f"Warning: Unsupported GPU architecture detected '{amdgpu_target}'. Expected 'gfx942' or 'gfx950'."
)
sys.exit(1)
hipcc_flags = [
"-DNDEBUG",
f"-DOPERATOR_NAMESPACE={operator_namespace}",
"-O3",
"-Xcompiler",
"-fPIC",
"-std=c++17",
"-D__HIP_PLATFORM_AMD__=1",
f"--amdgpu-target={amdgpu_target}",
"-DENABLE_BF16",
"-DENABLE_FP8",
]
ext_modules = [
CUDAExtension(
name="sgl_kernel.common_ops",
sources=sources,
include_dirs=include_dirs,
extra_compile_args={
"nvcc": hipcc_flags,
"cxx": cxx_flags,
},
libraries=libraries,
extra_link_args=extra_link_args,
py_limited_api=False,
),
]
setup(
name="sgl-kernel",
version=_get_version(),
packages=find_packages(where="python"),
package_dir={"": "python"},
ext_modules=ext_modules,
cmdclass={"build_ext": BuildExtension.with_options(use_ninja=True)},
options={"bdist_wheel": {"py_limited_api": "cp39"}},
)