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ColossalAI/extensions/layernorm/layernorm_cuda.py

25 lines
822 B

from ..cuda_extension import _CudaExtension
from ..utils import append_nvcc_threads, get_cuda_cc_flag
class LayerNormCudaExtension(_CudaExtension):
def __init__(self):
super().__init__(name="layernorm_cuda")
def sources_files(self):
ret = [self.csrc_abs_path(fname) for fname in ["cuda/layer_norm_cuda.cpp", "cuda/layer_norm_cuda_kernel.cu"]]
return ret
def include_dirs(self):
ret = [self.get_cuda_home_include()]
return ret
def cxx_flags(self):
return ["-O3"] + self.version_dependent_macros
def nvcc_flags(self):
extra_cuda_flags = ["-maxrregcount=50"]
extra_cuda_flags.extend(get_cuda_cc_flag())
ret = ["-O3", "--use_fast_math"] + extra_cuda_flags + self.version_dependent_macros
return append_nvcc_threads(ret)