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31 lines
1.0 KiB
31 lines
1.0 KiB
from ...cuda_extension import _CudaExtension
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from ...utils import append_nvcc_threads, get_cuda_cc_flag
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class ScaledUpperTriangleMaskedSoftmaxCudaExtension(_CudaExtension):
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def __init__(self):
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super().__init__(name="scaled_upper_triangle_masked_softmax_cuda")
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def sources_files(self):
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ret = [
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self.csrc_abs_path(fname)
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for fname in [
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"kernel/cuda/scaled_upper_triang_masked_softmax_kernel.cu",
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]
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] + [self.pybind_abs_path("softmax/scaled_upper_triang_masked_softmax.cpp")]
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return ret
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def cxx_flags(self):
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return ["-O3"] + self.version_dependent_macros
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def nvcc_flags(self):
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extra_cuda_flags = [
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"-U__CUDA_NO_HALF_OPERATORS__",
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"-U__CUDA_NO_HALF_CONVERSIONS__",
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"--expt-relaxed-constexpr",
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"--expt-extended-lambda",
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]
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extra_cuda_flags.extend(get_cuda_cc_flag())
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ret = ["-O3", "--use_fast_math"] + extra_cuda_flags + super().nvcc_flags()
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return append_nvcc_threads(ret)
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