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setup.py
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import torch
from torch.utils import cpp_extension
from setuptools import setup, find_packages
import subprocess
import sys
import warnings
import os
# ninja build does not work unless include_dirs are abs path
this_dir = os.path.dirname(os.path.abspath(__file__))
def get_cuda_bare_metal_version(cuda_dir):
raw_output = subprocess.check_output([cuda_dir + "/bin/nvcc", "-V"], universal_newlines=True)
output = raw_output.split()
release_idx = output.index("release") + 1
release = output[release_idx].split(".")
bare_metal_major = release[0]
bare_metal_minor = release[1][0]
return raw_output, bare_metal_major, bare_metal_minor
if not torch.cuda.is_available():
# https://github.com/NVIDIA/apex/issues/486
# Extension builds after https://github.com/pytorch/pytorch/pull/23408 attempt to query torch.cuda.get_device_capability(),
# which will fail if you are compiling in an environment without visible GPUs (e.g. during an nvidia-docker build command).
print('\nWarning: Torch did not find available GPUs on this system.\n',
'If your intention is to cross-compile, this is not an error.\n'
'By default, Apex will cross-compile for Pascal (compute capabilities 6.0, 6.1, 6.2),\n'
'Volta (compute capability 7.0), Turing (compute capability 7.5),\n'
'and, if the CUDA version is >= 11.0, Ampere (compute capability 8.0).\n'
'If you wish to cross-compile for a single specific architecture,\n'
'export TORCH_CUDA_ARCH_LIST="compute capability" before running setup.py.\n')
if os.environ.get("TORCH_CUDA_ARCH_LIST", None) is None:
_, bare_metal_major, _ = get_cuda_bare_metal_version(cpp_extension.CUDA_HOME)
if int(bare_metal_major) == 11:
os.environ["TORCH_CUDA_ARCH_LIST"] = "6.0;6.1;6.2;7.0;7.5;8.0"
else:
os.environ["TORCH_CUDA_ARCH_LIST"] = "6.0;6.1;6.2;7.0;7.5"
print("\n\ntorch.__version__ = {}\n\n".format(torch.__version__))
TORCH_MAJOR = int(torch.__version__.split('.')[0])
TORCH_MINOR = int(torch.__version__.split('.')[1])
if TORCH_MAJOR == 0 and TORCH_MINOR < 4:
raise RuntimeError("Apex requires Pytorch 0.4 or newer.\n" +
"The latest stable release can be obtained from https://pytorch.org/")
cmdclass = {}
ext_modules = []
extras = {}
if "--pyprof" in sys.argv:
string = "\n\nPyprof has been moved to its own dedicated repository and will " + \
"soon be removed from Apex. Please visit\n" + \
"https://github.com/NVIDIA/PyProf\n" + \
"for the latest version."
warnings.warn(string, DeprecationWarning)
with open('requirements.txt') as f:
required_packages = f.read().splitlines()
extras['pyprof'] = required_packages
try:
sys.argv.remove("--pyprof")
except:
pass
else:
warnings.warn("Option --pyprof not specified. Not installing PyProf dependencies!")
if "--cpp_ext" in sys.argv or "--cuda_ext" in sys.argv:
if TORCH_MAJOR == 0:
raise RuntimeError("--cpp_ext requires Pytorch 1.0 or later, "
"found torch.__version__ = {}".format(torch.__version__))
from torch.utils.cpp_extension import BuildExtension
cmdclass['build_ext'] = BuildExtension
if "--cpp_ext" in sys.argv:
from torch.utils.cpp_extension import CppExtension
sys.argv.remove("--cpp_ext")
ext_modules.append(
CppExtension('apex_C',
['csrc/flatten_unflatten.cpp',]))
def get_cuda_bare_metal_version(cuda_dir):
raw_output = subprocess.check_output([cuda_dir + "/bin/nvcc", "-V"], universal_newlines=True)
output = raw_output.split()
release_idx = output.index("release") + 1
release = output[release_idx].split(".")
bare_metal_major = release[0]
bare_metal_minor = release[1][0]
return raw_output, bare_metal_major, bare_metal_minor
def check_cuda_torch_binary_vs_bare_metal(cuda_dir):
raw_output, bare_metal_major, bare_metal_minor = get_cuda_bare_metal_version(cuda_dir)
torch_binary_major = torch.version.cuda.split(".")[0]
torch_binary_minor = torch.version.cuda.split(".")[1]
print("\nCompiling cuda extensions with")
print(raw_output + "from " + cuda_dir + "/bin\n")
if (bare_metal_major != torch_binary_major) or (bare_metal_minor != torch_binary_minor):
raise RuntimeError("Cuda extensions are being compiled with a version of Cuda that does " +
"not match the version used to compile Pytorch binaries. " +
"Pytorch binaries were compiled with Cuda {}.\n".format(torch.version.cuda) +
"In some cases, a minor-version mismatch will not cause later errors: " +
"https://github.com/NVIDIA/apex/pull/323#discussion_r287021798. "
"You can try commenting out this check (at your own risk).")
# Set up macros for forward/backward compatibility hack around
# https://github.com/pytorch/pytorch/commit/4404762d7dd955383acee92e6f06b48144a0742e
# and
# https://github.com/NVIDIA/apex/issues/456
# https://github.com/pytorch/pytorch/commit/eb7b39e02f7d75c26d8a795ea8c7fd911334da7e#diff-4632522f237f1e4e728cb824300403ac
version_ge_1_1 = []
if (TORCH_MAJOR > 1) or (TORCH_MAJOR == 1 and TORCH_MINOR > 0):
version_ge_1_1 = ['-DVERSION_GE_1_1']
version_ge_1_3 = []
if (TORCH_MAJOR > 1) or (TORCH_MAJOR == 1 and TORCH_MINOR > 2):
version_ge_1_3 = ['-DVERSION_GE_1_3']
version_ge_1_5 = []
if (TORCH_MAJOR > 1) or (TORCH_MAJOR == 1 and TORCH_MINOR > 4):
version_ge_1_5 = ['-DVERSION_GE_1_5']
version_dependent_macros = version_ge_1_1 + version_ge_1_3 + version_ge_1_5
if "--distributed_lamb" in sys.argv:
from torch.utils.cpp_extension import CUDAExtension
sys.argv.remove("--distributed_lamb")
from torch.utils.cpp_extension import BuildExtension
cmdclass['build_ext'] = BuildExtension
if torch.utils.cpp_extension.CUDA_HOME is None:
raise RuntimeError("--distributed_lamb was requested, but nvcc was not found. Are you sure your environment has nvcc available? If you're installing within a container from https://hub.docker.com/r/pytorch/pytorch, only images whose names contain 'devel' will provide nvcc.")
else:
ext_modules.append(
CUDAExtension(name='distributed_lamb_cuda',
sources=['apex/contrib/csrc/optimizers/multi_tensor_distopt_lamb.cpp',
'apex/contrib/csrc/optimizers/multi_tensor_distopt_lamb_kernel.cu'],
include_dirs=[os.path.join(this_dir, 'csrc')],
extra_compile_args={'cxx': ['-O3',] + version_dependent_macros,
'nvcc':['-O3',
'--use_fast_math'] + version_dependent_macros}))
if "--cuda_ext" in sys.argv:
from torch.utils.cpp_extension import CUDAExtension
sys.argv.remove("--cuda_ext")
if torch.utils.cpp_extension.CUDA_HOME is None:
raise RuntimeError("--cuda_ext was requested, but nvcc was not found. Are you sure your environment has nvcc available? If you're installing within a container from https://hub.docker.com/r/pytorch/pytorch, only images whose names contain 'devel' will provide nvcc.")
else:
check_cuda_torch_binary_vs_bare_metal(torch.utils.cpp_extension.CUDA_HOME)
ext_modules.append(
CUDAExtension(name='amp_C',
sources=['csrc/amp_C_frontend.cpp',
'csrc/multi_tensor_sgd_kernel.cu',
'csrc/multi_tensor_scale_kernel.cu',
'csrc/multi_tensor_axpby_kernel.cu',
'csrc/multi_tensor_l2norm_kernel.cu',
'csrc/multi_tensor_lamb_stage_1.cu',
'csrc/multi_tensor_lamb_stage_2.cu',
'csrc/multi_tensor_adam.cu',
'csrc/multi_tensor_adagrad.cu',
'csrc/multi_tensor_novograd.cu',
'csrc/multi_tensor_lamb.cu'],
extra_compile_args={'cxx': ['-O3'] + version_dependent_macros,
'nvcc':['-lineinfo',
'-O3',
# '--resource-usage',
'--use_fast_math'] + version_dependent_macros}))
ext_modules.append(
CUDAExtension(name='syncbn',
sources=['csrc/syncbn.cpp',
'csrc/welford.cu'],
extra_compile_args={'cxx': ['-O3'] + version_dependent_macros,
'nvcc':['-O3'] + version_dependent_macros}))
ext_modules.append(
CUDAExtension(name='fused_layer_norm_cuda',
sources=['csrc/layer_norm_cuda.cpp',
'csrc/layer_norm_cuda_kernel.cu'],
extra_compile_args={'cxx': ['-O3'] + version_dependent_macros,
'nvcc':['-maxrregcount=50',
'-O3',
'--use_fast_math'] + version_dependent_macros}))
ext_modules.append(
CUDAExtension(name='mlp_cuda',
sources=['csrc/mlp.cpp',
'csrc/mlp_cuda.cu'],
extra_compile_args={'cxx': ['-O3'] + version_dependent_macros,
'nvcc':['-O3'] + version_dependent_macros}))
if "--bnp" in sys.argv:
from torch.utils.cpp_extension import CUDAExtension
sys.argv.remove("--bnp")
from torch.utils.cpp_extension import BuildExtension
cmdclass['build_ext'] = BuildExtension
if torch.utils.cpp_extension.CUDA_HOME is None:
raise RuntimeError("--bnp was requested, but nvcc was not found. Are you sure your environment has nvcc available? If you're installing within a container from https://hub.docker.com/r/pytorch/pytorch, only images whose names contain 'devel' will provide nvcc.")
else:
ext_modules.append(
CUDAExtension(name='bnp',
sources=['apex/contrib/csrc/groupbn/batch_norm.cu',
'apex/contrib/csrc/groupbn/ipc.cu',
'apex/contrib/csrc/groupbn/interface.cpp',
'apex/contrib/csrc/groupbn/batch_norm_add_relu.cu'],
include_dirs=[os.path.join(this_dir, 'csrc')],
extra_compile_args={'cxx': [] + version_dependent_macros,
'nvcc':['-DCUDA_HAS_FP16=1',
'-D__CUDA_NO_HALF_OPERATORS__',
'-D__CUDA_NO_HALF_CONVERSIONS__',
'-D__CUDA_NO_HALF2_OPERATORS__'] + version_dependent_macros}))
if "--xentropy" in sys.argv:
from torch.utils.cpp_extension import CUDAExtension
sys.argv.remove("--xentropy")
from torch.utils.cpp_extension import BuildExtension
cmdclass['build_ext'] = BuildExtension
if torch.utils.cpp_extension.CUDA_HOME is None:
raise RuntimeError("--xentropy was requested, but nvcc was not found. Are you sure your environment has nvcc available? If you're installing within a container from https://hub.docker.com/r/pytorch/pytorch, only images whose names contain 'devel' will provide nvcc.")
else:
ext_modules.append(
CUDAExtension(name='xentropy_cuda',
sources=['apex/contrib/csrc/xentropy/interface.cpp',
'apex/contrib/csrc/xentropy/xentropy_kernel.cu'],
include_dirs=[os.path.join(this_dir, 'csrc')],
extra_compile_args={'cxx': ['-O3'] + version_dependent_macros,
'nvcc':['-O3'] + version_dependent_macros}))
if "--deprecated_fused_adam" in sys.argv:
from torch.utils.cpp_extension import CUDAExtension
sys.argv.remove("--deprecated_fused_adam")
from torch.utils.cpp_extension import BuildExtension
cmdclass['build_ext'] = BuildExtension
if torch.utils.cpp_extension.CUDA_HOME is None:
raise RuntimeError("--deprecated_fused_adam was requested, but nvcc was not found. Are you sure your environment has nvcc available? If you're installing within a container from https://hub.docker.com/r/pytorch/pytorch, only images whose names contain 'devel' will provide nvcc.")
else:
ext_modules.append(
CUDAExtension(name='fused_adam_cuda',
sources=['apex/contrib/csrc/optimizers/fused_adam_cuda.cpp',
'apex/contrib/csrc/optimizers/fused_adam_cuda_kernel.cu'],
include_dirs=[os.path.join(this_dir, 'csrc')],
extra_compile_args={'cxx': ['-O3',] + version_dependent_macros,
'nvcc':['-O3',
'--use_fast_math'] + version_dependent_macros}))
if "--deprecated_fused_lamb" in sys.argv:
from torch.utils.cpp_extension import CUDAExtension
sys.argv.remove("--deprecated_fused_lamb")
from torch.utils.cpp_extension import BuildExtension
cmdclass['build_ext'] = BuildExtension
if torch.utils.cpp_extension.CUDA_HOME is None:
raise RuntimeError("--deprecated_fused_lamb was requested, but nvcc was not found. Are you sure your environment has nvcc available? If you're installing within a container from https://hub.docker.com/r/pytorch/pytorch, only images whose names contain 'devel' will provide nvcc.")
else:
ext_modules.append(
CUDAExtension(name='fused_lamb_cuda',
sources=['apex/contrib/csrc/optimizers/fused_lamb_cuda.cpp',
'apex/contrib/csrc/optimizers/fused_lamb_cuda_kernel.cu',
'csrc/multi_tensor_l2norm_kernel.cu'],
include_dirs=[os.path.join(this_dir, 'csrc')],
extra_compile_args={'cxx': ['-O3',] + version_dependent_macros,
'nvcc':['-O3',
'--use_fast_math'] + version_dependent_macros}))
# Check, if ATen/CUDAGenerator.h is found, otherwise use the new ATen/CUDAGeneratorImpl.h, due to breaking change in https://github.com/pytorch/pytorch/pull/36026
generator_flag = []
torch_dir = torch.__path__[0]
if os.path.exists(os.path.join(torch_dir, 'include', 'ATen', 'CUDAGenerator.h')):
generator_flag = ['-DOLD_GENERATOR']
if "--fast_multihead_attn" in sys.argv:
from torch.utils.cpp_extension import CUDAExtension
sys.argv.remove("--fast_multihead_attn")
from torch.utils.cpp_extension import BuildExtension
cmdclass['build_ext'] = BuildExtension.with_options(use_ninja=False)
if torch.utils.cpp_extension.CUDA_HOME is None:
raise RuntimeError("--fast_multihead_attn was requested, but nvcc was not found. Are you sure your environment has nvcc available? If you're installing within a container from https://hub.docker.com/r/pytorch/pytorch, only images whose names contain 'devel' will provide nvcc.")
else:
# Check, if CUDA11 is installed for compute capability 8.0
cc_flag = []
_, bare_metal_major, _ = get_cuda_bare_metal_version(cpp_extension.CUDA_HOME)
if int(bare_metal_major) >= 11:
cc_flag.append('-gencode')
cc_flag.append('arch=compute_80,code=sm_80')
subprocess.run(["git", "submodule", "update", "--init", "apex/contrib/csrc/multihead_attn/cutlass"])
ext_modules.append(
CUDAExtension(name='fast_additive_mask_softmax_dropout',
sources=['apex/contrib/csrc/multihead_attn/additive_masked_softmax_dropout.cpp',
'apex/contrib/csrc/multihead_attn/additive_masked_softmax_dropout_cuda.cu'],
extra_compile_args={'cxx': ['-O3',] + version_dependent_macros + generator_flag,
'nvcc':['-O3',
'-gencode', 'arch=compute_70,code=sm_70',
'-I./apex/contrib/csrc/multihead_attn/cutlass/',
'-U__CUDA_NO_HALF_OPERATORS__',
'-U__CUDA_NO_HALF_CONVERSIONS__',
'--expt-relaxed-constexpr',
'--expt-extended-lambda',
'--use_fast_math'] + version_dependent_macros + generator_flag + cc_flag}))
ext_modules.append(
CUDAExtension(name='fast_mask_softmax_dropout',
sources=['apex/contrib/csrc/multihead_attn/masked_softmax_dropout.cpp',
'apex/contrib/csrc/multihead_attn/masked_softmax_dropout_cuda.cu'],
extra_compile_args={'cxx': ['-O3',] + version_dependent_macros + generator_flag,
'nvcc':['-O3',
'-gencode', 'arch=compute_70,code=sm_70',
'-I./apex/contrib/csrc/multihead_attn/cutlass/',
'-U__CUDA_NO_HALF_OPERATORS__',
'-U__CUDA_NO_HALF_CONVERSIONS__',
'--expt-relaxed-constexpr',
'--expt-extended-lambda',
'--use_fast_math'] + version_dependent_macros + generator_flag + cc_flag}))
ext_modules.append(
CUDAExtension(name='fast_self_multihead_attn_bias_additive_mask',
sources=['apex/contrib/csrc/multihead_attn/self_multihead_attn_bias_additive_mask.cpp',
'apex/contrib/csrc/multihead_attn/self_multihead_attn_bias_additive_mask_cuda.cu'],
extra_compile_args={'cxx': ['-O3',] + version_dependent_macros + generator_flag,
'nvcc':['-O3',
'-gencode', 'arch=compute_70,code=sm_70',
'-I./apex/contrib/csrc/multihead_attn/cutlass/',
'-U__CUDA_NO_HALF_OPERATORS__',
'-U__CUDA_NO_HALF_CONVERSIONS__',
'--expt-relaxed-constexpr',
'--expt-extended-lambda',
'--use_fast_math'] + version_dependent_macros + generator_flag + cc_flag}))
ext_modules.append(
CUDAExtension(name='fast_self_multihead_attn_bias',
sources=['apex/contrib/csrc/multihead_attn/self_multihead_attn_bias.cpp',
'apex/contrib/csrc/multihead_attn/self_multihead_attn_bias_cuda.cu'],
extra_compile_args={'cxx': ['-O3',] + version_dependent_macros + generator_flag,
'nvcc':['-O3',
'-gencode', 'arch=compute_70,code=sm_70',
'-I./apex/contrib/csrc/multihead_attn/cutlass/',
'-U__CUDA_NO_HALF_OPERATORS__',
'-U__CUDA_NO_HALF_CONVERSIONS__',
'--expt-relaxed-constexpr',
'--expt-extended-lambda',
'--use_fast_math'] + version_dependent_macros + generator_flag + cc_flag}))
ext_modules.append(
CUDAExtension(name='fast_self_multihead_attn',
sources=['apex/contrib/csrc/multihead_attn/self_multihead_attn.cpp',
'apex/contrib/csrc/multihead_attn/self_multihead_attn_cuda.cu'],
extra_compile_args={'cxx': ['-O3',] + version_dependent_macros + generator_flag,
'nvcc':['-O3',
'-gencode', 'arch=compute_70,code=sm_70',
'-I./apex/contrib/csrc/multihead_attn/cutlass/',
'-U__CUDA_NO_HALF_OPERATORS__',
'-U__CUDA_NO_HALF_CONVERSIONS__',
'--expt-relaxed-constexpr',
'--expt-extended-lambda',
'--use_fast_math'] + version_dependent_macros + generator_flag + cc_flag}))
ext_modules.append(
CUDAExtension(name='fast_self_multihead_attn_norm_add',
sources=['apex/contrib/csrc/multihead_attn/self_multihead_attn_norm_add.cpp',
'apex/contrib/csrc/multihead_attn/self_multihead_attn_norm_add_cuda.cu'],
extra_compile_args={'cxx': ['-O3',] + version_dependent_macros + generator_flag,
'nvcc':['-O3',
'-gencode', 'arch=compute_70,code=sm_70',
'-I./apex/contrib/csrc/multihead_attn/cutlass/',
'-U__CUDA_NO_HALF_OPERATORS__',
'-U__CUDA_NO_HALF_CONVERSIONS__',
'--expt-relaxed-constexpr',
'--expt-extended-lambda',
'--use_fast_math'] + version_dependent_macros + generator_flag + cc_flag}))
ext_modules.append(
CUDAExtension(name='fast_encdec_multihead_attn',
sources=['apex/contrib/csrc/multihead_attn/encdec_multihead_attn.cpp',
'apex/contrib/csrc/multihead_attn/encdec_multihead_attn_cuda.cu'],
extra_compile_args={'cxx': ['-O3',] + version_dependent_macros + generator_flag,
'nvcc':['-O3',
'-gencode', 'arch=compute_70,code=sm_70',
'-I./apex/contrib/csrc/multihead_attn/cutlass/',
'-U__CUDA_NO_HALF_OPERATORS__',
'-U__CUDA_NO_HALF_CONVERSIONS__',
'--expt-relaxed-constexpr',
'--expt-extended-lambda',
'--use_fast_math'] + version_dependent_macros + generator_flag + cc_flag}))
ext_modules.append(
CUDAExtension(name='fast_encdec_multihead_attn_norm_add',
sources=['apex/contrib/csrc/multihead_attn/encdec_multihead_attn_norm_add.cpp',
'apex/contrib/csrc/multihead_attn/encdec_multihead_attn_norm_add_cuda.cu'],
extra_compile_args={'cxx': ['-O3',] + version_dependent_macros + generator_flag,
'nvcc':['-O3',
'-gencode', 'arch=compute_70,code=sm_70',
'-I./apex/contrib/csrc/multihead_attn/cutlass/',
'-U__CUDA_NO_HALF_OPERATORS__',
'-U__CUDA_NO_HALF_CONVERSIONS__',
'--expt-relaxed-constexpr',
'--expt-extended-lambda',
'--use_fast_math'] + version_dependent_macros + generator_flag + cc_flag}))
setup(
name='apex',
version='0.1',
packages=find_packages(exclude=('build',
'csrc',
'include',
'tests',
'dist',
'docs',
'tests',
'examples',
'apex.egg-info',)),
description='PyTorch Extensions written by NVIDIA',
ext_modules=ext_modules,
cmdclass=cmdclass,
extras_require=extras,
)