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apex/setup.py

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import torch
from torch.utils.cpp_extension import BuildExtension, CppExtension, CUDAExtension, CUDA_HOME
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
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)."
)
def raise_if_cuda_home_none(global_option: str) -> None:
if CUDA_HOME is not None:
return
raise RuntimeError(
f"{global_option} 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."
)
def append_nvcc_threads(nvcc_extra_args):
_, bare_metal_major, bare_metal_minor = get_cuda_bare_metal_version(CUDA_HOME)
if int(bare_metal_major) >= 11 and int(bare_metal_minor) >= 2:
return nvcc_extra_args + ["--threads", "4"]
return nvcc_extra_args
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(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;8.6"
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.\nThe 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
sys.argv.remove("--pyprof")
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__)
)
if "--cpp_ext" in sys.argv:
sys.argv.remove("--cpp_ext")
ext_modules.append(CppExtension("apex_C", ["csrc/flatten_unflatten.cpp"]))
# 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_adam" in sys.argv:
sys.argv.remove("--distributed_adam")
raise_if_cuda_home_none("--distributed_adam")
ext_modules.append(
CUDAExtension(
name="distributed_adam_cuda",
sources=[
"apex/contrib/csrc/optimizers/multi_tensor_distopt_adam.cpp",
"apex/contrib/csrc/optimizers/multi_tensor_distopt_adam_kernel.cu",
],
include_dirs=[os.path.join(this_dir, "csrc")],
extra_compile_args={
"cxx": ["-O3"] + version_dependent_macros,
"nvcc": append_nvcc_threads(["-O3", "--use_fast_math"] + version_dependent_macros),
},
)
)
if "--distributed_lamb" in sys.argv:
sys.argv.remove("--distributed_lamb")
raise_if_cuda_home_none("--distributed_lamb")
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": append_nvcc_threads(["-O3", "--use_fast_math"] + version_dependent_macros),
},
)
)
if "--cuda_ext" in sys.argv:
sys.argv.remove("--cuda_ext")
raise_if_cuda_home_none("--cuda_ext")
check_cuda_torch_binary_vs_bare_metal(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_l2norm_kernel_mp.cu",
"csrc/multi_tensor_l2norm_scale_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",
"csrc/multi_tensor_lamb_mp.cu",
],
extra_compile_args={
"cxx": ["-O3"] + version_dependent_macros,
"nvcc": append_nvcc_threads(
[
"-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": append_nvcc_threads(["-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": append_nvcc_threads(["-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": append_nvcc_threads(["-O3"] + version_dependent_macros),
},
)
)
ext_modules.append(
CUDAExtension(
name="fused_dense_cuda",
sources=["csrc/fused_dense.cpp", "csrc/fused_dense_cuda.cu"],
extra_compile_args={
"cxx": ["-O3"] + version_dependent_macros,
"nvcc": append_nvcc_threads(["-O3"] + version_dependent_macros),
},
)
)
ext_modules.append(
CUDAExtension(
name="scaled_upper_triang_masked_softmax_cuda",
sources=[
"csrc/megatron/scaled_upper_triang_masked_softmax.cpp",
"csrc/megatron/scaled_upper_triang_masked_softmax_cuda.cu",
],
include_dirs=[os.path.join(this_dir, "csrc")],
extra_compile_args={
"cxx": ["-O3"] + version_dependent_macros,
"nvcc": append_nvcc_threads(
[
"-O3",
"-U__CUDA_NO_HALF_OPERATORS__",
"-U__CUDA_NO_HALF_CONVERSIONS__",
"--expt-relaxed-constexpr",
"--expt-extended-lambda",
]
+ version_dependent_macros
),
},
)
)
ext_modules.append(
CUDAExtension(
name="scaled_masked_softmax_cuda",
sources=["csrc/megatron/scaled_masked_softmax.cpp", "csrc/megatron/scaled_masked_softmax_cuda.cu"],
include_dirs=[os.path.join(this_dir, "csrc")],
extra_compile_args={
"cxx": ["-O3"] + version_dependent_macros,
"nvcc": append_nvcc_threads(
[
"-O3",
"-U__CUDA_NO_HALF_OPERATORS__",
"-U__CUDA_NO_HALF_CONVERSIONS__",
"--expt-relaxed-constexpr",
"--expt-extended-lambda",
]
+ version_dependent_macros
),
},
)
)
if "--bnp" in sys.argv:
sys.argv.remove("--bnp")
raise_if_cuda_home_none("--bnp")
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": append_nvcc_threads(
[
"-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:
sys.argv.remove("--xentropy")
raise_if_cuda_home_none("--xentropy")
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": append_nvcc_threads(["-O3"] + version_dependent_macros),
},
)
)
if "--deprecated_fused_adam" in sys.argv:
sys.argv.remove("--deprecated_fused_adam")
raise_if_cuda_home_none("--deprecated_fused_adam")
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": append_nvcc_threads(["-O3", "--use_fast_math"] + version_dependent_macros),
},
)
)
if "--deprecated_fused_lamb" in sys.argv:
sys.argv.remove("--deprecated_fused_lamb")
raise_if_cuda_home_none("--deprecated_fused_lamb")
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": append_nvcc_threads(["-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_layer_norm" in sys.argv:
sys.argv.remove("--fast_layer_norm")
raise_if_cuda_home_none("--fast_layer_norm")
# Check, if CUDA11 is installed for compute capability 8.0
cc_flag = []
_, bare_metal_major, _ = get_cuda_bare_metal_version(CUDA_HOME)
if int(bare_metal_major) >= 11:
cc_flag.append("-gencode")
cc_flag.append("arch=compute_80,code=sm_80")
ext_modules.append(
CUDAExtension(
name="fast_layer_norm",
sources=[
"apex/contrib/csrc/layer_norm/ln_api.cpp",
"apex/contrib/csrc/layer_norm/ln_fwd_cuda_kernel.cu",
"apex/contrib/csrc/layer_norm/ln_bwd_semi_cuda_kernel.cu",
],
extra_compile_args={
"cxx": ["-O3"] + version_dependent_macros + generator_flag,
"nvcc": append_nvcc_threads(
[
"-O3",
"-gencode",
"arch=compute_70,code=sm_70",
"-U__CUDA_NO_HALF_OPERATORS__",
"-U__CUDA_NO_HALF_CONVERSIONS__",
"-U__CUDA_NO_BFLOAT16_OPERATORS__",
"-U__CUDA_NO_BFLOAT16_CONVERSIONS__",
"-U__CUDA_NO_BFLOAT162_OPERATORS__",
"-U__CUDA_NO_BFLOAT162_CONVERSIONS__",
"-I./apex/contrib/csrc/layer_norm/",
"--expt-relaxed-constexpr",
"--expt-extended-lambda",
"--use_fast_math",
]
+ version_dependent_macros
+ generator_flag
+ cc_flag
),
},
include_dirs=[os.path.join(this_dir, "apex/contrib/csrc/layer_norm")],
)
)
if "--fmha" in sys.argv:
sys.argv.remove("--fmha")
raise_if_cuda_home_none("--fmha")
# Check, if CUDA11 is installed for compute capability 8.0
cc_flag = []
_, bare_metal_major, _ = get_cuda_bare_metal_version(CUDA_HOME)
if int(bare_metal_major) < 11:
raise RuntimeError("--fmha only supported on SM80")
cc_flag.append("-gencode")
cc_flag.append("arch=compute_80,code=sm_80")
ext_modules.append(
CUDAExtension(
name="fmhalib",
sources=[
"apex/contrib/csrc/fmha/fmha_api.cpp",
"apex/contrib/csrc/fmha/src/fmha_noloop_reduce.cu",
"apex/contrib/csrc/fmha/src/fmha_fprop_fp16_128_64_kernel.sm80.cu",
"apex/contrib/csrc/fmha/src/fmha_fprop_fp16_256_64_kernel.sm80.cu",
"apex/contrib/csrc/fmha/src/fmha_fprop_fp16_384_64_kernel.sm80.cu",
"apex/contrib/csrc/fmha/src/fmha_fprop_fp16_512_64_kernel.sm80.cu",
"apex/contrib/csrc/fmha/src/fmha_dgrad_fp16_128_64_kernel.sm80.cu",
"apex/contrib/csrc/fmha/src/fmha_dgrad_fp16_256_64_kernel.sm80.cu",
"apex/contrib/csrc/fmha/src/fmha_dgrad_fp16_384_64_kernel.sm80.cu",
"apex/contrib/csrc/fmha/src/fmha_dgrad_fp16_512_64_kernel.sm80.cu",
],
extra_compile_args={
"cxx": ["-O3"] + version_dependent_macros + generator_flag,
"nvcc": append_nvcc_threads(
[
"-O3",
"-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
),
},
include_dirs=[
os.path.join(this_dir, "apex/contrib/csrc"),
os.path.join(this_dir, "apex/contrib/csrc/fmha/src"),
],
)
)
if "--fast_multihead_attn" in sys.argv:
sys.argv.remove("--fast_multihead_attn")
raise_if_cuda_home_none("--fast_multihead_attn")
# Check, if CUDA11 is installed for compute capability 8.0
cc_flag = []
_, bare_metal_major, _ = get_cuda_bare_metal_version(CUDA_HOME)
if int(bare_metal_major) >= 11:
cc_flag.append("-gencode")
cc_flag.append("arch=compute_80,code=sm_80")
cc_flag.append("-gencode")
cc_flag.append("arch=compute_86,code=sm_86")
subprocess.run(["git", "submodule", "update", "--init", "apex/contrib/csrc/multihead_attn/cutlass"])
ext_modules.append(
CUDAExtension(
name="fast_multihead_attn",
sources=[
"apex/contrib/csrc/multihead_attn/multihead_attn_frontend.cpp",
"apex/contrib/csrc/multihead_attn/additive_masked_softmax_dropout_cuda.cu",
"apex/contrib/csrc/multihead_attn/masked_softmax_dropout_cuda.cu",
"apex/contrib/csrc/multihead_attn/encdec_multihead_attn_cuda.cu",
"apex/contrib/csrc/multihead_attn/encdec_multihead_attn_norm_add_cuda.cu",
"apex/contrib/csrc/multihead_attn/self_multihead_attn_cuda.cu",
"apex/contrib/csrc/multihead_attn/self_multihead_attn_bias_additive_mask_cuda.cu",
"apex/contrib/csrc/multihead_attn/self_multihead_attn_bias_cuda.cu",
"apex/contrib/csrc/multihead_attn/self_multihead_attn_norm_add_cuda.cu",
],
extra_compile_args={
"cxx": ["-O3"] + version_dependent_macros + generator_flag,
"nvcc": append_nvcc_threads(
[
"-O3",
"-gencode",
"arch=compute_70,code=sm_70",
"-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
),
},
include_dirs=[os.path.join(this_dir, "apex/contrib/csrc/multihead_attn/cutlass")],
)
)
if "--transducer" in sys.argv:
sys.argv.remove("--transducer")
raise_if_cuda_home_none("--transducer")
ext_modules.append(
CUDAExtension(
name="transducer_joint_cuda",
sources=[
"apex/contrib/csrc/transducer/transducer_joint.cpp",
"apex/contrib/csrc/transducer/transducer_joint_kernel.cu",
],
extra_compile_args={
"cxx": ["-O3"] + version_dependent_macros,
"nvcc": append_nvcc_threads(["-O3"] + version_dependent_macros),
},
include_dirs=[os.path.join(this_dir, "csrc"), os.path.join(this_dir, "apex/contrib/csrc/multihead_attn")],
)
)
ext_modules.append(
CUDAExtension(
name="transducer_loss_cuda",
sources=[
"apex/contrib/csrc/transducer/transducer_loss.cpp",
"apex/contrib/csrc/transducer/transducer_loss_kernel.cu",
],
include_dirs=[os.path.join(this_dir, "csrc")],
extra_compile_args={
"cxx": ["-O3"] + version_dependent_macros,
"nvcc": append_nvcc_threads(["-O3"] + version_dependent_macros),
},
)
)
if "--fast_bottleneck" in sys.argv:
sys.argv.remove("--fast_bottleneck")
raise_if_cuda_home_none("--fast_bottleneck")
subprocess.run(["git", "submodule", "update", "--init", "apex/contrib/csrc/cudnn-frontend/"])
ext_modules.append(
CUDAExtension(
name="fast_bottleneck",
sources=["apex/contrib/csrc/bottleneck/bottleneck.cpp"],
include_dirs=[os.path.join(this_dir, "apex/contrib/csrc/cudnn-frontend/include")],
extra_compile_args={"cxx": ["-O3"] + version_dependent_macros + generator_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={"build_ext": BuildExtension} if ext_modules else {},
extras_require=extras,
)