mirror of https://github.com/hpcaitech/ColossalAI
66 lines
1.9 KiB
Python
66 lines
1.9 KiB
Python
from ..base_extension import BaseExtension
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from ..extension_builder import ExtensionBuilder
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from ..utils import append_nvcc_threads
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class X86CPUAdamExtension(BaseExtension):
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def __init__(self) -> None:
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super().__init__()
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self.kernel_builder = X86CPUAdamBuilder()
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self._requires_build = False
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@property
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def requires_build(self) -> bool:
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return self._requires_build
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def build(self):
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self.kernel_builder.build()
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self._requires_build = True
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def load(self):
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return self.kernel_builder.load()
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class X86CPUAdamBuilder(ExtensionBuilder):
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NAME = "cpu_adam"
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PREBUILT_IMPORT_PATH = "colossalai._C.cpu_adam"
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def __init__(self):
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super().__init__(name=X86CPUAdamBuilder.NAME, prebuilt_import_path=X86CPUAdamBuilder.PREBUILT_IMPORT_PATH)
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self.version_dependent_macros = ["-DVERSION_GE_1_1", "-DVERSION_GE_1_3", "-DVERSION_GE_1_5"]
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# necessary 4 functions
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def sources_files(self):
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ret = [
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self.csrc_abs_path("cpu_adam.cpp"),
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]
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return ret
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def include_dirs(self):
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return [self.csrc_abs_path("includes"), self.get_cuda_home_include()]
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def cxx_flags(self):
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extra_cxx_flags = [
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"-std=c++14",
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"-std=c++17",
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"-lcudart",
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"-lcublas",
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"-g",
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"-Wno-reorder",
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"-fopenmp",
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"-march=native",
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]
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return ["-O3"] + self.version_dependent_macros + extra_cxx_flags
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def nvcc_flags(self):
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extra_cuda_flags = [
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"-std=c++14",
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"-std=c++17",
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"-U__CUDA_NO_HALF_OPERATORS__",
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"-U__CUDA_NO_HALF_CONVERSIONS__",
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"-U__CUDA_NO_HALF2_OPERATORS__",
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"-DTHRUST_IGNORE_CUB_VERSION_CHECK",
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]
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ret = ["-O3", "--use_fast_math"] + self.version_dependent_macros + extra_cuda_flags
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return append_nvcc_threads(ret)
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