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- """
- Copyright 2020 The Microsoft DeepSpeed Team
- """
- from .builder import CUDAOpBuilder
- import sys
- class FusedLambBuilder(CUDAOpBuilder):
- BUILD_VAR = 'DS_BUILD_FUSED_LAMB'
- NAME = "fused_lamb"
- def __init__(self):
- super().__init__(name=self.NAME)
- def absolute_name(self):
- return f'deepspeed.ops.lamb.{self.NAME}_op'
- def sources(self):
- return ['csrc/lamb/fused_lamb_cuda.cpp', 'csrc/lamb/fused_lamb_cuda_kernel.cu']
- def include_paths(self):
- return ['csrc/includes']
- def cxx_args(self):
- args = super().cxx_args()
- return args + self.version_dependent_macros()
- def nvcc_args(self):
- nvcc_flags = ['-O3'] + self.version_dependent_macros()
- if self.is_rocm_pytorch():
- ROCM_MAJOR, ROCM_MINOR = self.installed_rocm_version()
- nvcc_flags += [
- '-DROCM_VERSION_MAJOR=%s' % ROCM_MAJOR,
- '-DROCM_VERSION_MINOR=%s' % ROCM_MINOR
- ]
- else:
- nvcc_flags.extend([
- '-allow-unsupported-compiler' if sys.platform == "win32" else '',
- '-lineinfo',
- '--use_fast_math'
- ] + self.compute_capability_args())
- return nvcc_flags
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